San Juan Islands Weather
Today
51°F
Chance Light Rain
7 mph SSW
Tonight
39°F
Chance Light Rain
5 to 9 mph ESE
Thursday
51°F
Chance Light Rain
8 to 13 mph ESE
Thursday Night
39°F
Chance Light Rain
3 to 8 mph ENE
Friday
51°F
Slight Chance Light Rain
3 to 8 mph ENE
Friday Night
39°F
Mostly Cloudy
0 to 7 mph ESE
Saturday
51°F
Partly Sunny
0 to 6 mph E
Saturday Night
39°F
Mostly Cloudy
0 to 6 mph N
Sunday
52°F
Mostly Sunny
0 to 6 mph SE
Sunday Night
39°F
Mostly Cloudy
0 mph
Monday
52°F
Mostly Cloudy
0 to 6 mph NE
Monday Night
40°F
Mostly Cloudy
0 to 5 mph NNE
Tuesday
52°F
Partly Sunny
0 to 6 mph N
Tuesday Night
40°F
Partly Cloudy
0 to 5 mph N
Marine weather for the San Juan Islands, Washington — San Juan Island, Friday Harbor, Roche Harbor, Orcas Island, Eastsound, Deer Harbor, Lopez Island, Shaw Island, Stuart Island, Sucia Island, Lummi Island, Rosario Strait, Haro Strait, and Boundary Pass. Wind, tides, and conditions for sailing, boating, kayaking, paddleboarding, fishing, whale watching, and scuba diving.