Stonyford, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Stonyford, a community in Colusa County, California.
Today
101°F
Sunny
Sunny, with a high near 101. East northeast wind 3 to 9 mph.
7-day forecast for Stonyford
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 101°F | Sunny | 3 to 9 mph ENE | 0% |
| Tonight | 68°F | Mostly Clear | 1 to 8 mph WSW | 0% |
| Wednesday | 99°F | Sunny | 2 to 10 mph E | 0% |
| Wednesday Night | 67°F | Clear | 1 to 10 mph WSW | 0% |
| Thursday | 100°F | Sunny | 1 to 10 mph ENE | 0% |
| Thursday Night | 67°F | Clear | 1 to 10 mph WSW | 0% |
| Friday | 100°F | Sunny | 1 to 8 mph ENE | 0% |
| Friday Night | 69°F | Clear | 2 to 8 mph W | 0% |
| Saturday | 101°F | Sunny | 2 to 8 mph ENE | 0% |
| Saturday Night | 69°F | Clear | 3 to 8 mph W | 0% |
| Sunday | 98°F | Sunny | 3 to 9 mph ENE | 0% |
| Sunday Night | 65°F | Clear | 2 to 9 mph W | 0% |
| Monday | 94°F | Sunny | 2 to 10 mph ENE | 0% |
| Monday Night | 61°F | Mostly Clear | 2 to 10 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Stonyford (39.369, -122.544). Updated through the day.
Growing snapshot for Stonyford
Last spring frost
Apr 6
First fall frost
Nov 10
Growing season
219 days
Hardiness zone
9a
More local growing data for Stonyford: nearby ZIP 95979 weather · frost dates · planting calendar · California frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, East Park Rsvr, Ca (5.3 mi from Stonyford). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.