San Juan Islands Weather
Tonight
43°F
Cloudy then Slight Chance Rain Showers
0 mph
Tuesday
52°F
Partly Sunny
0 to 5 mph N
Tuesday Night
41°F
Patchy Fog
0 mph
Wednesday
54°F
Patchy Fog then Light Rain
0 to 7 mph ESE
Wednesday Night
45°F
Light Rain
1 to 6 mph SE
Thursday
55°F
Partly Sunny then Slight Chance Light Rain
6 to 9 mph SSE
Thursday Night
45°F
Light Rain
6 to 16 mph SE
Friday
55°F
Light Rain
12 to 20 mph SSE
Friday Night
43°F
Chance Light Rain
2 to 12 mph SE
Saturday
56°F
Chance Light Rain
2 to 13 mph ESE
Saturday Night
46°F
Light Rain Likely
8 to 14 mph SSE
Sunday
55°F
Light Rain Likely
7 to 10 mph SSW
Sunday Night
42°F
Slight Chance Light Rain
0 to 7 mph S
Monday
53°F
Light Rain Likely
2 to 16 mph ESE
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.