San Juan Islands Weather
Today
54°F
Chance Light Rain
2 to 14 mph WSW
Tonight
39°F
Light Rain
3 to 13 mph SW
Wednesday
51°F
Chance Light Rain
3 to 7 mph SSW
Wednesday Night
39°F
Light Rain Likely
5 to 8 mph ESE
Thursday
50°F
Chance Light Rain
10 mph E
Thursday Night
39°F
Chance Light Rain
5 to 8 mph NE
Friday
50°F
Chance Light Rain
5 to 8 mph ENE
Friday Night
39°F
Slight Chance Light Rain then Mostly Cloudy
0 to 7 mph ESE
Saturday
50°F
Slight Chance Light Rain
0 to 7 mph E
Saturday Night
39°F
Mostly Cloudy
0 to 6 mph N
Sunday
50°F
Partly Sunny
0 to 6 mph SE
Sunday Night
39°F
Mostly Cloudy
2 mph ENE
Monday
51°F
Partly Sunny
0 to 5 mph NNE
Monday Night
39°F
Mostly 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.