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Sereno del Mar, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Sereno del Mar, a community in Sonoma County, California.

Overnight
51°F
Haze
Haze. Mostly cloudy, with a low around 51. Southeast wind around 2 mph.

7-day forecast for Sereno del Mar

WhenTempForecastWindPrecip
Overnight 51°F Haze 2 mph SE 0%
Tuesday 69°F Haze then Mostly Sunny 2 to 8 mph S 1%
Tuesday Night 51°F Patchy Fog 5 mph S 1%
Wednesday 66°F Mostly Sunny 2 to 7 mph S 1%
Wednesday Night 51°F Patchy Fog 1 to 5 mph SW 0%
Thursday 64°F Patchy Fog then Mostly Sunny 1 to 7 mph SW 0%
Thursday Night 52°F Partly Cloudy then Patchy Fog 1 to 7 mph W 0%
Friday 71°F Mostly Sunny 1 to 8 mph W 0%
Friday Night 54°F Partly Cloudy 1 to 8 mph WNW 0%
Saturday 72°F Mostly Sunny 1 to 8 mph WNW 0%
Saturday Night 57°F Mostly Clear 8 mph WNW 0%
Sunday 72°F Sunny 6 to 14 mph WNW 0%
Sunday Night 54°F Mostly Clear 5 to 14 mph WNW 0%
Monday 66°F Sunny 5 to 10 mph W 0%

Forecast source: National Weather Service (api.weather.gov) for Sereno del Mar (38.384, -123.073). Updated through the day.

Growing snapshot for Sereno del Mar

Last spring frost
Jan 29
First fall frost
Dec 30
Growing season
347 days
Hardiness zone
10a

More local growing data for Sereno del Mar: nearby ZIP 95465 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Occidental, Ca (4.8 mi from Sereno del Mar). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.