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Novato, CA Marine Weather Forecast

This Afternoon - 58°F
Dec 18, 2025
2 mph SSE
Chance Light Rain
A chance of rain. Mostly cloudy. High near 58, with temperatures falling to around 56 in the afternoon. South southeast wind around 2 mph. Chance of precipitation is 30%.
Tonight - 51°F
Dec 18, 2025
2 to 6 mph SSW
Chance Light Rain
A chance of rain before 10pm, then a chance of rain and patchy fog. Cloudy, with a low around 51. South southwest wind 2 to 6 mph. Chance of precipitation is 50%.
Friday - 57°F
Dec 19, 2025
6 to 12 mph SSW
Light Rain
Rain. Cloudy, with a high near 57. South southwest wind 6 to 12 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Friday Night - 51°F
Dec 19, 2025
2 to 7 mph SW
Light Rain
Rain before 4am, then a chance of rain and patchy fog. Cloudy, with a low around 51. Southwest wind 2 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Saturday - 55°F
Dec 20, 2025
5 mph SW
Rain
Rain and patchy fog. Cloudy, with a high near 55. Southwest wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night - 52°F
Dec 20, 2025
3 to 9 mph S
Rain
Rain. Cloudy, with a low around 52. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Sunday - 57°F
Dec 21, 2025
9 to 15 mph SSW
Showers And Thunderstorms
Rain before 10am, then showers and thunderstorms between 10am and 1pm, then rain. Cloudy, with a high near 57.
Sunday Night - 54°F
Dec 21, 2025
14 mph SSW
Rain
Rain. Cloudy, with a low around 54.
Monday - 56°F
Dec 22, 2025
7 to 12 mph SSW
Rain
Rain. Cloudy, with a high near 56.
Monday Night - 49°F
Dec 22, 2025
7 mph S
Rain
Rain. Cloudy, with a low around 49.
Tuesday - 55°F
Dec 23, 2025
8 mph SSE
Rain
Rain. Cloudy, with a high near 55.
Tuesday Night - 47°F
Dec 23, 2025
8 mph S
Rain
Rain. Cloudy, with a low around 47.
Wednesday - 55°F
Dec 24, 2025
7 to 10 mph S
Rain
Rain. Mostly cloudy, with a high near 55.
Wednesday Night - 49°F
Dec 24, 2025
10 mph SSE
Rain
Rain. Cloudy, with a low around 49.

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