Occidental, CA Weather & Growing Conditions

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

Tonight

53°F

Mostly Clear

Mostly clear, with a low around 53. West northwest wind 1 to 9 mph, with gusts as high as 18 mph.

7-day forecast for Occidental

When	Temp	Forecast	Wind	Precip
Tonight	53°F	Mostly Clear	1 to 9 mph WNW	0%
Saturday	79°F	Patchy Fog then Sunny	0 to 9 mph WSW	0%
Saturday Night	54°F	Mostly Cloudy	1 to 8 mph WNW	0%
Sunday	74°F	Patchy Fog then Partly Sunny	1 to 8 mph W	0%
Sunday Night	53°F	Areas Of Fog	0 to 8 mph W	0%
Monday	74°F	Areas Of Fog then Mostly Sunny	0 to 8 mph W	0%
Monday Night	53°F	Areas Of Fog	0 to 8 mph WNW	0%
Tuesday	77°F	Areas Of Fog then Sunny	0 to 8 mph WNW	0%
Tuesday Night	53°F	Mostly Clear	0 to 8 mph NW	0%
Wednesday	85°F	Sunny	0 to 7 mph WNW	0%
Wednesday Night	57°F	Partly Cloudy	0 to 7 mph WNW	0%
Thursday	86°F	Sunny	0 to 8 mph W	0%
Thursday Night	57°F	Partly Cloudy	0 to 8 mph W	0%
Friday	82°F	Mostly Sunny	0 to 9 mph WNW	0%

Forecast source: National Weather Service (api.weather.gov) for Occidental (38.400, -122.935). Updated through the day.

Growing snapshot for Occidental

Last spring frost

Jan 29

First fall frost

Dec 30

Growing season

347 days

Hardiness zone

More local growing data for Occidental: nearby ZIP 95419 weather · frost dates · planting calendar · California frost dates

Nearby towns & communities

Bloomfield Bodega Bodega Bay Boyes Hot Springs Calistoga Carmet Cazadero Cloverdale Cotati El Verano Eldridge Fetters Hot Springs-Agua Caliente Forestville Fulton Geyserville Glen Ellen Graton Guerneville Healdsburg Jenner Kenwood Larkfield-Wikiup Monte Rio Penngrove Petaluma Rohnert Park Salmon Creek Santa Rosa Sea Ranch Sebastopol

All California locations ›

Climate data from the nearest NOAA station, Occidental, Ca (2.6 mi from Occidental). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.