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Willits, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Willits, a city in Mendocino County, California.

Tonight
48°F
Mostly Clear
Mostly clear, with a low around 48. Northwest wind 2 to 8 mph.

7-day forecast for Willits

WhenTempForecastWindPrecip
Tonight 48°F Mostly Clear 2 to 8 mph NW 0%
Saturday 83°F Sunny 1 to 8 mph WNW 0%
Saturday Night 49°F Mostly Cloudy then Patchy Fog 1 to 7 mph NNW 0%
Sunday 81°F Patchy Fog then Partly Sunny 0 to 6 mph WSW 0%
Sunday Night 49°F Partly Cloudy then Patchy Fog 0 to 5 mph WNW 0%
Monday 84°F Patchy Fog then Sunny 0 to 7 mph W 0%
Monday Night 50°F Mostly Clear 0 to 6 mph NW 0%
Tuesday 84°F Sunny 0 to 7 mph WNW 0%
Tuesday Night 50°F Mostly Clear 0 to 7 mph N 0%
Wednesday 89°F Sunny 1 to 7 mph W 0%
Wednesday Night 53°F Mostly Clear 0 to 6 mph N 0%
Thursday 88°F Sunny 1 to 7 mph SW 0%
Thursday Night 51°F Partly Cloudy 0 to 7 mph NNW 0%
Friday 81°F Mostly Sunny 0 to 7 mph WNW 0%

Forecast source: National Weather Service (api.weather.gov) for Willits (39.405, -123.349). Updated through the day.

Growing snapshot for Willits

Last spring frost
May 5
First fall frost
Oct 9
Growing season
157 days
Hardiness zone
9a

More local growing data for Willits: nearby ZIP 95490 weather · frost dates · planting calendar · California frost dates

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Climate data from the nearest NOAA station, Willits 1 Ne, Ca (4.2 mi from Willits). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.