Inverness, CA Weather & Growing Conditions

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

Tonight

55°F

Partly Cloudy

Partly cloudy, with a low around 55. West northwest wind 6 to 12 mph, with gusts as high as 22 mph.

7-day forecast for Inverness

When	Temp	Forecast	Wind	Precip
Tonight	55°F	Partly Cloudy	6 to 12 mph WNW	0%
Saturday	68°F	Mostly Sunny	3 to 12 mph WNW	0%
Saturday Night	55°F	Mostly Cloudy	8 to 12 mph WNW	0%
Sunday	64°F	Partly Sunny	7 to 10 mph WNW	0%
Sunday Night	54°F	Mostly Cloudy	3 to 10 mph WNW	0%
Monday	65°F	Mostly Sunny	3 to 8 mph WNW	0%
Monday Night	55°F	Partly Cloudy	2 to 8 mph W	0%
Tuesday	68°F	Patchy Fog then Mostly Sunny	2 to 9 mph WNW	0%
Tuesday Night	54°F	Partly Cloudy	2 to 9 mph NW	0%
Wednesday	75°F	Mostly Sunny	2 to 8 mph NW	0%
Wednesday Night	58°F	Partly Cloudy	2 to 8 mph WNW	0%
Thursday	75°F	Mostly Sunny	2 to 8 mph WNW	0%
Thursday Night	58°F	Partly Cloudy	5 to 8 mph WNW	0%
Friday	71°F	Mostly Sunny	5 to 10 mph WNW	0%

Forecast source: National Weather Service (api.weather.gov) for Inverness (38.083, -122.855). Updated through the day.

Growing snapshot for Inverness

Last spring frost

Jan 11

First fall frost

Dec 21

Growing season

349 days

Hardiness zone

More local growing data for Inverness: nearby ZIP 94956 weather · frost dates · planting calendar · California frost dates

Nearby towns & communities

Alto Belvedere Black Point-Green Point Bolinas Corte Madera Dillon Beach Fairfax Kentfield Lagunitas-Forest Knolls Larkspur Lucas Valley-Marinwood Marin City Mill Valley Muir Beach Nicasio Novato Petaluma Center Point Reyes Station Ross San Anselmo San Francisco San Geronimo San Rafael Santa Venetia Sausalito Sleepy Hollow Stinson Beach Strawberry Tamalpais-Homestead Valley Tiburon

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Climate data from the nearest NOAA station, San Rafael Civic Ctr, Ca (15.4 mi from Inverness). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.