Willows, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Willows, a city in Glenn County, California.
Today
56°F
Light Rain
Rain. Mostly cloudy. High near 56, with temperatures falling to around 54 in the afternoon. North wind 2 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Willows
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 56°F | Light Rain | 2 to 6 mph N | 91% |
| Tonight | 44°F | Partly Cloudy | 2 to 6 mph NNW | 8% |
| Wednesday | 68°F | Sunny | 2 to 9 mph NNW | 0% |
| Wednesday Night | 45°F | Patchy Fog then Partly Cloudy | 3 mph NW | 0% |
| Thursday | 73°F | Sunny | 3 to 9 mph NNW | 0% |
| Thursday Night | 44°F | Mostly Clear | 3 mph NW | 0% |
| Friday | 74°F | Sunny | 0 to 5 mph NNW | 0% |
| Friday Night | 45°F | Mostly Clear | 1 mph NNW | 0% |
| Saturday | 72°F | Sunny | 2 mph NNE | 0% |
| Saturday Night | 45°F | Mostly Clear | 2 mph N | 0% |
| Sunday | 72°F | Mostly Sunny | 0 to 3 mph N | 0% |
| Sunday Night | 47°F | Partly Cloudy | 2 mph NNW | 1% |
| Monday | 70°F | Partly Sunny | 3 mph NNE | 3% |
| Monday Night | 47°F | Partly Cloudy | 2 mph NNW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Willows (39.515, -122.199). Updated through the day.
Growing snapshot for Willows
Last spring frost
Feb 21
First fall frost
Dec 6
Growing season
289 days
Hardiness zone
9b
More local growing data for Willows: nearby ZIP 95988 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Willows 6 W, Ca (2 mi from Willows). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.