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San Anselmo, CA Marine Weather Forecast

Tonight - 52°F
Apr 01, 2026
6 mph SSW
Mostly Cloudy then Chance Light Rain
A chance of rain between midnight and 5am. Mostly cloudy, with a low around 52. South southwest wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Wednesday - 63°F
Apr 01, 2026
6 to 12 mph SW
Light Rain
Rain. Mostly cloudy. High near 63, with temperatures falling to around 61 in the afternoon. Southwest wind 6 to 12 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts less than a tenth of an inch possible.
Wednesday Night - 46°F
Apr 01, 2026
8 to 12 mph W
Light Rain
Rain before 5am. Mostly cloudy, with a low around 46. West wind 8 to 12 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts less than a tenth of an inch possible.
Thursday - 66°F
Apr 02, 2026
9 mph NW
Sunny
Sunny, with a high near 66. Northwest wind around 9 mph.
Thursday Night - 48°F
Apr 02, 2026
6 to 9 mph NW
Clear
Clear, with a low around 48. Northwest wind 6 to 9 mph, with gusts as high as 18 mph.
Friday - 74°F
Apr 03, 2026
7 mph NNW
Sunny
Sunny, with a high near 74.
Friday Night - 50°F
Apr 03, 2026
2 to 6 mph NNW
Mostly Clear
Mostly clear, with a low around 50.
Saturday - 79°F
Apr 04, 2026
2 to 6 mph NE
Sunny
Sunny, with a high near 79.
Saturday Night - 52°F
Apr 04, 2026
3 mph NNW
Mostly Clear
Mostly clear, with a low around 52.
Sunday - 78°F
Apr 05, 2026
2 to 6 mph N
Mostly Sunny
Mostly sunny, with a high near 78.
Sunday Night - 52°F
Apr 05, 2026
2 to 6 mph WSW
Partly Cloudy
Partly cloudy, with a low around 52.
Monday - 71°F
Apr 06, 2026
2 to 8 mph WSW
Mostly Sunny
Mostly sunny, with a high near 71.
Monday Night - 52°F
Apr 06, 2026
5 to 8 mph WSW
Partly Cloudy then Slight Chance Light Rain
A slight chance of rain after 5am. Partly cloudy, with a low around 52.
Tuesday - 70°F
Apr 07, 2026
5 to 9 mph WSW
Slight Chance Light Rain
A slight chance of rain before 5pm. Mostly sunny, with a high near 70.

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