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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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.