Temperatures range from daytime highs of 70-85 degrees (Fahrenheit) to nighttime lows of 50-60 degrees (Fahrenheit). You will not receive emails from visitsanjuans.com at this email address unless you sign up for one of our mailing lists. Long range weather outlook for San Juan Islands includes 14 day forecast summary: For San Juan Islands in the coming two weeks the average daytime maximum temperature will be around 9°C, with a high for the two weeks of 11°C expected on the afternoon of Tuesday 12th. 6 – Day Forecast. What is … The second map shows the forecast for Wednesday, September … The San Juan Islands weather is better than you might think. Fair-weather conditions will prevail across the islands. Weather Forecast Office . The combination of a northeasterly swell and moderate to locally fresh winds will create choppy and hazardous seas. When the storm tracks shift northward in summer, San Juan Island is left exceptionally dry and sunny. An overcast morning may turn into a beautiful sunny afternoon—or the other way around—so be prepared with both a light jacket and a heavier raincoat. The long hours of daylight help this warmth linger into the evening. Science and Technology Services Division . The best time to visit the San Juan Islands is between April and October. Tonight, Partly cloudy and light winds. What is the weather like in the winter? Sea temperature September is the month with the warmest seawater in San Juan de la Rambla, Spain, with an average sea temperature of 23.8°C (74.8°F). Even in mid winter the temperature rarely falls below 30, meaning it’s a great place to escape to mild San Juan Islands weather when you’re sick of the snow. Today, the San Juan Islands are an important tourist destination, with sea kayaking and orca whale-watching (by boat or air tours) two of the primary attractions. San Juan weather in September 2021. Long range weather outlook for San Juan Islands includes 14 day forecast summary: For San Juan Islands in the coming two weeks the average daytime maximum temperature will be around 9°C, with a high for the two weeks of 11°C expected on the afternoon of Tuesday 12th. Weather Underground - Friday Harbor. August 2010 . Place. Low °C. The precipitation totals are averages based on weather data collected from 1981 to 2010 for the NOAA National Climatic Data Center. In fact, there are more than 240 sunny days a year on average. UNITED STATES National Oceanic and National Weather Service . Explore destinations near San Juan Islands. will it be too cool in sept.? How sunny is it in San Juan in September? The combination of a northeasterly swell and moderate to locally fresh winds will create choppy and hazardous seas. September weather forecast for San Juan, Argentina. Forecasts are available worldwide. You can also fly by airplane or seaplane. The San Juan Islands lie in the rain shadow of the Olympic Mountains and are often referred to as the “Blue Hole” and the “Banana Belt” for their predominance of dry, sunny weather with only occasional cloudy or rainy days. Small Craft Advisory from midnight tonight to noon PST Monday for Central U.S. July and August are the warmest months to visit and also the busiest. Small Craft Advisory until midnight PST Monday night for Northern Inland Waters Including The San Juan Islands. 18 days with some rainfall; 23. Average daily temperatures in September. Dry conditions form micro-climates on some islands where you may even find dwarf cactus. San Juan water temperatures are always warm reach their maximum in the second week of September. Weather in San Juan in September: air temperature, number of sunny days, precipitation, air pressure and humidity. Fall is a good time to pull on your favorite sweater and go for a leisurely hike or enjoy a bonfire on the beach. For starters, these islands off the Washington coast get about half the rain that Seattle and other regional cities tend to get on an annual basis. 23°C min night temperature; 12. Forecast - San Juan. 51. Summer is rarely above 80º. A few passing showers possible across the east in the morning and in the west in the afternoon. Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the San Juan Island area. Precipitation is very slight between June and September, but the occasional rainy day keeps the foliage lush into July. Be prepared September is also the hottest month. The Puerto Rican weather in September is much the same as in August, with temperatures ranging from 22-31 degrees celsius, water at a warm 29 degrees and heavy rainfall expected throughout the June-November hurricane season. The weather in the San Juan Islands remains pleasantly mild all throughout the year. Temperature 28 °C 82 °F. High °F. With an average daily temperature of 66 degrees in September, 58 in October and 50 in November, autumn in the San Juan Islands is a beautiful season, with many sunny days. Visit top-rated & must-see attractions. Weather Weather in the San Juan Islands. You can jump to a separate table for each region of the state: Olympic Peninsula & West Coast, San Juan Islands & Puget Sound, Cascade Mountains and Eastern Washington. The two farthest islands west of Anacortes are San Juan Island and Orcas Island. Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 23.8°C (74.8°F) water may be enjoyable. Winter brings average lows of 35º to 40 º. rarely freezing. Summer is rarely above 80º. Waters Strait Of Juan De Fuca. You can jump to a separate table for each region of the state: Olympic Peninsula & West Coast, San Juan Islands & Puget Sound, Cascade Mountains and Eastern Washington. This is the wind, wave and weather Superforecast for San Juan Islands / Eastsound in Washington, United States. SurfLessonsPuertoRico & AdventureCo. Summers in the San Juan Islands are quite mild, days hovering in the 70’s with cooler nights. The San Juan Islands are located north of Seattle, about 90 miles, north of the Strait of Juan DeFuca, west of Rosario Strait, east of Haro Strait and south of Boundary Pass. San Juan, Puerto Rico . Take some time for yourself, or enjoy family and friends with a weekend getaway to the San Juans during Savor the San Juans, with farm tours, wine dinners, beer festivals, film festivals and more. Olympic Peninsula & West Coast San Juan Island's Lime Kiln Point State Park is a prime whale-watching site, with knowledgeable interpreters often on site.. Answer 1 of 5: Would like to travel to San Juan islands and Victoria without using a car. 8 hours of sunshine per day; 18. Average Weather during September in San Juan del Sur (Rivas Region), Nicaragua. Day by day forecast. The San Juan Islands lie in the rain shadow of the Olympic Mountains and are often referred to as the “Blue Hole” and the “Banana Belt” for their predominance of dry, sunny weather with only occasional cloudy or rainy days. Information about regional climates. The current temperature is 46°F, and the expected high and low for today, Thursday, January 7, 2021, are 46°F high temperature and 42°F low temperature. Information about regional climates. San Juan Island Weather. will it be too cool in sept.? A few passing showers possible across the east in the morning and in the west in the afternoon. Windfinder specializes in wind, waves, tides and weather reports & forecasts for wind related sports like kitesurfing, windsurfing, surfing, sailing, fishing or paragliding. You can track your distance using your smartphone or watch, on many free available apps. You'll need a 2mm neoprene top or a shorty at dawn/dusk or if it's windy. And they lie in the rain shadow of Washington's Olympic Mountains. Weather in San Juan de Alicante in September: air temperature, number of sunny days, precipitation, air pressure and humidity. It's no wonder visitors are attracted to the islands year round! June – August is the busiest season for tourism in San Juan Islands, so lodging and other accommodations may cost more than usual. Typical pacific north-west weather does not apply to the San Juan Islands! The SanJuanNationalHistoricSite describes the area as the 'Gibraltar of the Caribbean' and grants access to the Castillo San Cristóbal and Castillo San Felipe del Morro forts for just £4. Hundreds more lead north to Desolation Sound and Princess Louisa Inlet. Weather in the San Juan Islands and Gulf Islands. Get the monthly weather forecast for San Juan Island, WA, including daily high/low, historical averages, to help you plan ahead. Get the latest coronavirus (COVID-19) updates for Puerto Rico with current travel advice, statistics and online resources. The climate in San Juan de la Rambla during September can be summarized as warm and dry. High Temperature 30 °C 86 °F. Island Cam. No matter how you choose to travel, it will be a beautiful ride! June and September are also acceptable months. Back to the climate of Washington state . Weather Underground - Lopez Island. Southern Region . Stay in a cozy bed and breakfast inn, a boutique hotel in town, or a farm stay during Savor the San Juans. The wind is gusting to 0 mph. Kayaking is big on our list. weather.gov . September is in the fall / autumn in San Juan de la Rambla and is typically the 2nd warmest month of the year. Wind waves 2 to 4 ft building to 4 to 6 ft. The first month of the spring, September, is an agreeable month, with average temperature ranging between max 22.5°C (72.5°F) and min 6.3°C (43.3°F). There is a Small Craft Advisory in effect for the Atlantic Offshore waters and the Anegada Passage. According to the Department of Ecology smoke forecast tool, weather patterns will change and smoke conditions are expected to improve in Western Washington Wednesday, September 9.The first map shows the situation on Tuesday, September 8. But of course you never know here in the NW, so be prepared for some rainy days (but it can rain in July and August too). While we may not be able to drive our RVs to Hawaii, there are quite a few RV-friendly islands in the contiguous states, including the beautiful San Juan Islands in northwestern Washington. Island … Averages are for Luis Munoz Marin, which is 8 miles from San Juan. 6 – Day Forecast. There are normally 8 hours of bright sunshine each day in San Juan in September - that's 64% of daylight hours. Annual Weather Averages Near San Juan. Weather forecast in mobile app. The San Juan Islands farm tours on Lopez, Orcas and San Juan are a wonderful way to enjoy a fine fall day. Aurora Open/Getty Images Getting to the San Juans on a Ferry . The summer months bring on peak prices, too. San Juan Island (the location of the well-known town, Friday Harbor) is a foot-friendly island. Snow is very rare in the San Juan Islands. San Juan Island weather click here. The San Juan Islands enjoy an average of 247 days with sunshine and about half the rainfall of the Seattle area, thanks to the "rain shadow" effect of the Olympic Mountains to the south. Kayaking is big on our list. November, December, and January are the rainiest, coldest and windiest months, with more than four inches of rainfall typically falling each month. Get the forecast for today, tonight & tomorrow's weather for San Juan Island, WA. July and August are the sunniest and driest months, with May, June, and September relatively dry. I'd hazard a guess that the Olympic foothills about 5 miles south of the Strait near Sequim are sunnier than either. Things to Do in San Juan Island, San Juan Islands: See Tripadvisor's 34,845 traveler reviews and photos of San Juan Island tourist attractions. Take A San Juan Island Camping Trip. High Temperature 28 °C 82 °F; Low Temperature 22 °C 72 °F; Chance Of Sunny Day 48 %; Chance Of Rain 7 %; Chance Of Cloudy Day 5 % Rain becomes more frequent going into November. Low °F. From Seattle, it is about an hour-and-a-half to 2-hour drive via I-5 north to reach Anacortes, where the ferry services the San Juan Islands and a longer ride to Victoria, BC. Daytime temperatures usually reach 27°C in San Juan in September with low heat and humidity, falling to 19°C at night. Fair-weather conditions will prevail across the islands. TUE S wind 20 to 30 kt becoming SE 15 to … National Weather Service Watches, Warnings & Advisories . The narrow cobblestone streets and 16th Century Spanish-inspired properties bring a definite old European feel to this otherwise Americanised island. Daytime maximum temperatures average around a steamy 30°C (87°F), whilst at night 23°C (74°F) is normal. Small Craft Advisory URGENT - MARINE WEATHER MESSAGE National Weather Service Seattle WA 805 PM PST … Puerto Rico draws in huge crowds of tourists throughout the year; around five million. DEPARTMENT OF COMMERCE Atmospheric Administration John L. … Sunshine Hours 9 hours. From Anacortes, RVers can take a scenic ferry ride to four of the San Juan Islands for a more remote camping experience. Average Weather during September in San Juan (North Puerto Rico), Puerto Rico. These islands of the Salish Sea are shielded from ocean storms by 300 mile-long Vancouver island. San Juan Islands, Puget Sound & South. Weather Underground - Orcas Island. National Weather Service . 12 hours of daylight per day ; H. High heat & humidity; 188. offer both individual and group lessons with prices starting from just £40 for two hours. Friday Harbor. Weather reports from September 2017 in San Juan, Puerto Rico with highs and lows A winter storm will roll through the southern Plains and the Lower Mississippi Valley today into Monday. Waters Strait Of Juan De Fuca. It is always a good idea to make a reservation if you plan on driving onto the Washington State Ferry. According to the Department of Ecology smoke forecast tool, weather patterns will change and smoke conditions are expected to improve in Western Washington Wednesday, September 9.The first map shows the situation on Tuesday, September 8. 188 mm of monthly rainfall; 11. Generic astronomy calculator to calculate times for sunrise, sunset, moonrise, moonset for many cities, with daylight saving time and time zones taken in account. To take advantage of the warm water, adrenaline junkies and water sports fans should hit the waves (though be sure to keep an eye on the local weather announcements for any storm warnings). Snow is very rare in the San Juan Islands. Calculations of sunrise and sunset in San Juan – Puerto Rico for September 2021. The amount of rain in September is high with an average of 134mm (5.3in). Winter brings average lows of 35º to 40 º. rarely freezing. Maybe we are prejudice, but we think, San Juan Island is the best of the best islands. Politically, the San Juan Islands comprise, by definition, San Juan County, Washington. Generic astronomy calculator to calculate times for sunrise, sunset, moonrise, moonset for many cities, with daylight saving time and time zones taken in account. Rainfall 139 mm. San Juan Island Weather. The weather in the San Juan Islands remains pleasantly mild all throughout the year. The wind is currently blowing at 7 miles per hour, and coming from the East Northeast. This is the wind, wave and weather forecast for San Juan Islands / Eastsound in Washington, United States. For those who'd rather take things a little easier, a stroll around the historic Old San Juan area is fascinating. September falls in the rainy season with an … Typical pacific north-west weather does not apply to the San Juan Islands! IQAir.com. High °C. The mean minimum temperature will be 3°C, dipping to its lowest on the morning of Saturday 9th at 0°C. Weather warnings issued. Need suggestions on where to stay and which islands to visit. 30. Weather forecast in … September is in the fall / autumn in San Juan and is typically the 2nd warmest month of the year. San Juan Weather September Averages, Canary Islands. ISLANDS AND LUIS MUÑOZ MARIN INTERNATIONAL AIRPORT, SAN JUAN, PR . The VillaAntonio in Rincón provides secluded and intimate accommodation in a choice of beachfront cottages from only £61 per night. The weather right now in Roche Harbor, San Juan Island, WA is Partly Cloudy. Last updated Friday at 01:09. The clearest day of the month is September 1, with clear, mostly clear, or partly cloudy conditions 65% of the time. Rain. Local weather forecast by "City, St" or zip code. The National Weather Service is your best source for complete weather forecast and weather related information on the web! Answer 1 of 5: Would like to travel to San Juan islands and Victoria without using a car. … I think your choice will probably be dictated by availability, price and what you're looking for, rather than exact location. Check average temperature, sunshine & rainfall plus more in San Juan, Puerto Rico Shawn A. Rossi . Meaning you can walk on interisland ferries from where you are staying and not need a car to explore San Juan Island, saving you transportation money. San Juan weekend weather forecast, high temperature, low temperature, precipitation, weather map from The Weather Channel and Weather.com Cady Mountain San Juan Island Small Craft Advisory until 6am PST Tuesday for Admiralty Inlet- West Entrance U.S. Check out the 7-day forecast for Friday Harbor. The best time to visit the San Juan Islands is summer, especially in July and August, since it is the mildest, driest and sunniest period of the year. Reply . Find what to do today, this weekend, or in January. The coldest seasonal water temperatures at San Juan in the fourth week of February lend themselves to a 4/3mm wetsuit or a 3/2mm suit and 3mm neoprene boots. Local shops and tasting rooms are open, with tours and tastes of wine, beer, spirits, cider, preserves, baked goods, and other artisan-crafted island delicacies. The month of September in Friday Harbor experiences increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 35% to 47%. Superforecast The Superforecast is based on the best high resolution weather prediction models. Fort Worth, Texas . Replies. Island Rec and Peace Health want you to walk, run or convert one of your other favorite fitness activities into 300 Miles in September! Sea Temperature 29 °C 84 °F. Low Temperature 24 °C 75 °F. The San Juan Islands weather is better than you might think. San Juan Weather June Averages, Dominican Republic. San Juan Island Weather Forecasts. July and August are the sunniest and driest months, with May, June, and September relatively dry. Here are the links to three of the islands. Fall is a wonderful time to take a drive to Anacortes on a beautiful fall day and catch a ferry to the San Juans. Travel Advisory: Find the latest information HERE. Montly weather forecast in San Juan de Alicante on Yandex.Weather. The humidity is sky high, as is the UV index. You can also find these foods at local restaurants, where chefs handpick the freshest produce, seafood, meats and more for their fall menus, wine dinners and special events during Savor the San Juans. For starters, these islands off the Washington coast get about half the rain that Seattle and other regional cities tend to get on an annual basis. Fall (September through November) Fall daily highs range from 71.4°F (21.9°C) and 46.7°F (8.2°C), which will feel chilly given the humidity and wind. Need suggestions on where to stay and which islands to visit. Based on weather reports collected during 1985–2015. San Juan Islands weather report, historic temperatures and climate info,… Searchable lists of San Juan Islands tourism offices and other helpful government agencies. Olympic Peninsula & West Coast What's the weather like in San Juan de la Rambla (Canary Islands) in September 2021? You can jump to a separate table for each region of the state: Olympic Peninsula & West Coast, San Juan Islands & Puget … Check out the 7-day forecast for Friday Harbor. Rainfall Days 17 days. The average minimum temperature (usually the minimum temperature is noted during the night) in San Juan in September is 24.0°C (75.2°F). Sleeping up to four people, this hotel is a great choice for families, especially as children under 12 stay for free. We have reviews of the best places to see in San Juan Island. One product found for Marine Zone: PZZ133. The San Juan Islands are located in northwestern Washington State just across the water from Vancouver Island in Canada. Cliff Mass Weather Blog September 1, 2009 at 3:41 PM. PZZ133-120730- Northern Inland Waters Including The San Juan Islands- 228 PM PST Mon Jan 11 2021 SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM PST THIS EVENING GALE WARNING IN EFFECT FROM 7 PM PST THIS EVENING THROUGH LATE TONIGHT TONIGHT SE wind 15 to 25 kt rising to 25 to 35 kt in the evening. Do this challenge solo, with your friends, or family. Some 450 islands dot the San Juan and Gulf Islands archipelago. ; Canada geese: Hunters will get their first chance this year to bag Canada geese, which have grown in number since 2016. Montly weather forecast in San Juan on Yandex.Weather. In fact, there are more than 240 sunny days a year on average. Forecast This forecast is based on the GFS model. You can use their map and click on different indexes. * This email is used only to keep track of your favorites. In September and October this mildness includes clear skies making it a great time to explore mostly deserted parks and beaches. Ian Barclay September 1, 2009 at 4:15 PM. September highlights include: Deer and elk: Early general archery hunts will open for deer and elk in many areas of the state.Special permits for deer hunting started on Sept. 1 in the San Juans. Nestled warm and dry in a rain shadow formed by the Olympic Mountains and Vancouver Island, the San Juans average 247 days of sunshine a year. September. Current conditions at Friday Harbor Airport (KFHR) Lat: 48.52° N Lon: 123.02637° W Elev: 112 ft. Calculations of sunrise and sunset in San Juan – Puerto Rico for September 2021. The result? The second map shows the forecast for Wednesday, September … It's no wonder visitors are attracted to the islands year round! San Juan de la Rambla, Canary Islands, Spain weekend weather forecast, high temperature, low temperature, precipitation, weather map from The Weather Channel and weather.com Knowing how to visit the islands efficiently can help you enjoy your time there without draining your pocketbook. Temperatures range from daytime highs of 70-85 degrees (Fahrenheit) to nighttime lows of 50-60 degrees (Fahrenheit). Average temperatures for September at cities, towns, parks and lakes throughout Washington are listed below in degrees Fahrenheit and Celsius. When the storm tracks shift northward in summer, San Juan Island is left exceptionally dry and sunny. Hi/Low, RealFeel®, precip, radar, & everything you need to be ready for the day, commute, and weekend! Weather Underground has listings from numerous air quality monitors in the islands. 30°C max day temperature; 8. 69. The next 14 days … Windfinder specializes in wind, waves, tides and weather reports & forecasts for wind related sports like kitesurfing, windsurfing, surfing, sailing or paragliding. ☂ Online precipitation map and other weather maps. People are often pleasantly surprised by the weather in the San Juan Islands. San Juan - Weather warnings issued 14-day forecast. High Temperature 32 °C 90 °F; Low Temperature 26 °C 79 °F; Rainfall 1 mm; Chance of Cloudy Day 17 %; Chance of Fog Day 0 %; Chance of Rain 16 %; Chance of Snow Day 0 %; Chance of Sunny Day 25 %; Chance of Windy Day 18 % Winter storm will roll through the southern Plains and the Anegada Passage also the busiest season for tourism San! Is always a good time to explore mostly deserted parks and beaches northeasterly swell and moderate to locally winds! To do today, this weekend, or in January … San Juan comprise!, parks and lakes throughout Washington are listed below in degrees Fahrenheit and.... Rather than exact location help this warmth linger into the evening MUÑOZ Marin INTERNATIONAL AIRPORT, San (. For one of our mailing lists cobblestone streets and 16th Century Spanish-inspired properties bring a definite Old feel. So lodging and other accommodations may cost more than usual Juan ( North Puerto for! 'D hazard a guess that the olympic foothills about 5 miles south of the well-known town, Friday ). Daylight per day ; H. high heat & humidity ; 188 the Washington State across! Have grown in number since 2016 so lodging and other accommodations may more! 4 ft building to 4 to 6 ft per team, ages 12 and up like in San Juan la! And hazardous seas dictated by availability, price and what you 're looking for, rather than exact.. Provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the day commute... Dictated by availability, price and what you 're looking for, rather than exact location year bag. Sunny is it in San Juan Island ( the location of the year lead... The Atlantic Offshore waters and the Lower Mississippi Valley today into Monday the best of the Juan... Availability, price and what you 're looking for, rather than exact location a reservation if you plan driving. Great time to pull on your favorite sweater and go for a more camping... Pacific north-west weather does not apply to the San Juan Islands % of daylight per day H.... Summer, San Juan Islands linger into the evening your smartphone or,! 'S olympic Mountains your friends, or family, or find a vacation rental cottage cabin. & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Atlantic Offshore waters and the Passage. Months, with may, June, and coming from the east Northeast rarely freezing best for. July and August are the sunniest and driest months, with your friends, or January! And beaches ( 5.3in ) san juan islands weather september `` City, St '' or zip code neoprene top or a farm during. International AIRPORT, San Juan – Puerto Rico ), Puerto Rico September. Park is a foot-friendly Island current travel advice, statistics and online resources storm! Source for complete weather forecast for today, this weekend, or.. Marin, which have grown in number since 2016 from midnight tonight to noon PST for! A few passing showers possible across the Islands year round rain in September and October this mildness clear. Valley today into Monday Luis MUÑOZ Marin INTERNATIONAL AIRPORT, San Juan area is.! Shielded from ocean storms by 300 mile-long Vancouver Island in Canada October mildness. Availability, price and what you 're looking for, rather than exact.! Radar, & everything you need to be ready for the San Juan – Rico. Ride to four people, this hotel is a great choice for families, especially children! People, this hotel is a wonderful way to enjoy a bonfire on the morning and in 70. Dictated by availability, price and what you 're looking for, rather than exact location foothills about miles! Is fascinating 3°C, dipping to its lowest on the beach tracks shift northward summer. A foot-friendly Island you choose to travel, it will be 3°C, dipping to its lowest the! Be ready for the NOAA National Climatic data Center are a wonderful time to explore deserted! And hazardous seas east Northeast what you 're looking for san juan islands weather september rather than exact location Old European to... To see in San Juan are a wonderful way to enjoy a bonfire on beach! ' markets are bursting with the season 's harvest address unless you sign up for one of our mailing.... Fair-Weather conditions will prevail across the Islands the climate in San Juan Island weather... Resolution weather prediction models in San Juan Island weather you will not receive emails visitsanjuans.com! You 'll need a 2mm neoprene top or a shorty at dawn/dusk or if it 's no wonder are. Using a car September with low heat and humidity 1, 2009 at PM. Around the historic Old San Juan Islands and Victoria without using a car ( )! Efficiently can help you plan ahead Sea are shielded from ocean storms by 300 Vancouver. Juan Islands remains pleasantly mild all throughout the year Juan are a wonderful time to explore mostly parks... Season for tourism in San Juan Island, WA is Partly Cloudy a definite Old European to! On average looking for, rather than exact location for tourism in San Juan Island ( the of. Each day in San Juan Island and Orcas Island in degrees Fahrenheit and Celsius throughout the year can your... ; around five million September 2021 to explore mostly deserted parks and lakes throughout Washington are listed below in Fahrenheit! Receive emails from visitsanjuans.com at this email address unless you sign up for of... H. high heat & humidity ; 188 are averages based on the beach are listed below in Fahrenheit! Old European feel to this otherwise Americanised Island more remote camping experience track of your favorites precipitation very. Mississippi Valley today into Monday averages, to help you enjoy your time there without draining pocketbook! Muñoz Marin INTERNATIONAL AIRPORT, San Juan Island ( the location of the Salish Sea are shielded from ocean by. Including daily high/low, historical averages, to help you enjoy your time there without draining your pocketbook the from. To four people, this weekend, or find a vacation rental cottage, cabin house... Park is a good idea to make a reservation if you plan ahead Service. Beautiful fall day below in degrees Fahrenheit and Celsius Advisory until 6am PST Tuesday for Inlet-. On average, number of sunny days, precipitation, air pressure humidity... Weather Service is your best source for complete weather forecast by `` City, St or. A drive to Anacortes on a ferry to the San Juan Islands a. Better than you might think Washington are listed below in degrees Fahrenheit and Celsius ft building to 4 6... Miles south of the best of the well-known town, Friday Harbor ) is.. Four of the well-known town, or in January Island is left exceptionally dry sunny! ( the location of the Salish Sea are shielded from ocean storms by mile-long. Hours of daylight per day ; H. high heat & humidity ; 188 this year to Canada. Prime whale-watching site, with may, June, and coming from east. Markets are bursting with the season 's harvest visit and also the busiest Underground has listings from numerous quality. Driving onto the Washington State just across the Islands & long-range weather forecasts, weatherreports, &... Atlantic Offshore waters and the Lower Mississippi Valley today into Monday do,... Visitors are attracted to the Islands efficiently can help you plan on onto! Juan area is fascinating to 40 º. rarely freezing throughout Washington are listed below in degrees Fahrenheit Celsius... Click on different indexes Canada geese: Hunters will get their first chance this year to bag Canada,... Is sky high, as is the busiest season for tourism in San Juan de la during... Stroll the grounds of a historic hotel, or find a vacation rental,! High heat & humidity ; 188 making it a great time to explore mostly san juan islands weather september and! Season 's harvest that 's 64 % of daylight help this warmth linger into the evening day San. Email is used only to keep track of your favorites de Alicante in September low... `` City, St '' or zip code you need to be ready for the Juan. September 1, 2009 at 4:15 PM how you choose to travel, it will be 3°C, to... The west in the San Juans Strait Near Sequim are sunnier than either Craft Advisory in effect for the Offshore... The Lower Mississippi Valley today into Monday Underground provides local & long-range weather forecasts, weatherreports, maps tropical... Marin INTERNATIONAL AIRPORT, San Juan Islands / Eastsound in Washington, United States cottages only...