Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Severe storms on repeat for Plains to mid-Atlantic this week. See the timing. Chevron right
A new heat dome is set to expand across the central and eastern US. Click for the forecast. Chevron right

San Juan Island, WA

56°F
Location Chevron down
Location News Videos
Use Current Location
Recent

San Juan Island

Washington

56°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
San Juan Island, WA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center
Today Hourly

10-Day

 Radar MinuteCast® Monthly Air Quality Health & Activities

Unlock extended 90-day forecasts

Activate Your Premium+ Subscription

Chevron right

July 9 - July 23

Thu 7/9

67° /53°
2%
Clouds giving way to some sun

RealFeel®72°

RealFeel Shade™64°

Max UV Index8.0 (Very High)

WindSSW 8 mph

Fri 7/10

65° /50°
21%
Low clouds

RealFeel®63°

RealFeel Shade™63°

Max UV Index2.0 (Low)

WindSSW 9 mph

Sat 7/11

65° /50°
12%
Low clouds

RealFeel®64°

RealFeel Shade™64°

Max UV Index2.0 (Low)

WindSSW 8 mph

Sun 7/12

68° /48°
4%
Mostly sunny

RealFeel®75°

RealFeel Shade™65°

Max UV Index8.0 (Very High)

WindNW 7 mph

Mon 7/13

73° /52°
10%
Mostly sunny and pleasant

RealFeel®76°

RealFeel Shade™70°

Max UV Index8.0 (Very High)

WindSSW 7 mph

Tue 7/14

73° /53°
15%
Mostly sunny and pleasant

RealFeel®77°

RealFeel Shade™70°

Max UV Index8.0 (Very High)

WindSSW 7 mph

Wed 7/15

71° /52°
25%
Plenty of sunshine

RealFeel®71°

RealFeel Shade™67°

Max UV Index8.0 (Very High)

WindSSW 15 mph

Thu 7/16

73° /53°
1%
Plenty of sunshine

RealFeel®74°

RealFeel Shade™71°

Max UV Index8.0 (Very High)

WindN 10 mph

Fri 7/17

75° /51°
0%
Plenty of sunshine

RealFeel®78°

RealFeel Shade™73°

Max UV Index8.0 (Very High)

WindNNW 8 mph

Sat 7/18

73° /53°
1%
Plenty of sunshine

RealFeel®81°

RealFeel Shade™72°

Max UV Index8.0 (Very High)

WindNW 4 mph

Sun 7/19

75° /54°
0%
Plenty of sun

RealFeel®76°

RealFeel Shade™71°

Max UV Index8.0 (Very High)

WindSSW 8 mph

Mon 7/20

74° /52°
1%
Mostly sunny

RealFeel®78°

RealFeel Shade™71°

Max UV Index8.0 (Very High)

WindSSW 7 mph

Tue 7/21

75° /53°
1%
Relentless sunshine

RealFeel®81°

RealFeel Shade™73°

Max UV Index8.0 (Very High)

WindW 4 mph

Wed 7/22

73° /50°
20%
Sunny to partly cloudy

RealFeel®79°

RealFeel Shade™73°

Max UV Index8.0 (Very High)

WindW 6 mph

Thu 7/23

75° /54°
20%
Mostly sunny

RealFeel®78°

RealFeel Shade™73°

Max UV Index8.0 (Very High)

WindW 9 mph

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Next heat dome to bring 100 F heat to Midwest; perhaps East again

3 hours ago

Severe Weather

Tireless severe storms to repeat from Plains to mid-Atlantic

3 hours ago

Hurricane

Atlantic hurricane season off to a slow start as El Niño strengthens

3 hours ago

Weather Forecasts

Downpours may rapidly elevate flash flood risk centered on Kentucky

3 hours ago
Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

Quarterfinals to commence with heat on Thursday

2 days ago

 More Stories

Featured Stories

Super Typhoon Bavi leaves trail of destruction

1 day ago 0:36

Recreation

Neil the Seal returns to Tasmania

18 hours ago

Weather News

At least 750 structures destroyed by Colorado wildfire, images show

18 hours ago

Weather News

Toll from Venezuela earthquakes rises to 3,342, more than 16K injured

2 days ago
World North America United States Washington San Juan Island

Weather Near San Juan Island:

  • Bellevue, WA
  • Seattle, WA
  • Tacoma, WA
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...