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Stinson Beach, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Stinson Beach, a community in Marin County, California.

Overnight
56°F
Partly Cloudy
Partly cloudy, with a low around 56. West northwest wind around 7 mph.

7-day forecast for Stinson Beach

WhenTempForecastWindPrecip
Overnight 56°F Partly Cloudy 7 mph WNW 0%
Saturday 65°F Mostly Sunny 2 to 12 mph WNW 0%
Saturday Night 55°F Mostly Cloudy 7 to 12 mph NW 1%
Sunday 59°F Mostly Cloudy 7 mph WNW 1%
Sunday Night 55°F Mostly Cloudy 3 to 7 mph WNW 1%
Monday 59°F Partly Sunny 6 mph W 1%
Monday Night 56°F Mostly Cloudy 2 to 6 mph WSW 1%
Tuesday 62°F Patchy Fog then Partly Sunny 2 to 7 mph WSW 0%
Tuesday Night 56°F Partly Cloudy 0 to 7 mph WNW 0%
Wednesday 72°F Patchy Fog then Mostly Sunny 0 to 6 mph NNW 0%
Wednesday Night 59°F Partly Cloudy 0 to 6 mph WNW 0%
Thursday 73°F Mostly Sunny 0 to 6 mph W 0%
Thursday Night 59°F Partly Cloudy 2 to 6 mph WNW 0%
Friday 68°F Mostly Sunny 3 to 7 mph W 0%

Forecast source: National Weather Service (api.weather.gov) for Stinson Beach (37.902, -122.650). Updated through the day.

Growing snapshot for Stinson Beach

Last spring frost
Jan 16
First fall frost
Dec 18
Growing season
334 days
Hardiness zone
10a

More local growing data for Stinson Beach: nearby ZIP 94970 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Kentfield, Ca (6.6 mi from Stinson Beach). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.