Farmington, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Farmington, a community in San Joaquin County, California.
Today
101°F
Sunny
Sunny, with a high near 101. North northwest wind around 7 mph.
7-day forecast for Farmington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 101°F | Sunny | 7 mph NNW | 0% |
| Tonight | 64°F | Clear | 8 mph NNW | 0% |
| Wednesday | 99°F | Sunny | 8 mph NW | 0% |
| Wednesday Night | 63°F | Clear | 8 mph NNW | 0% |
| Thursday | 99°F | Sunny | 9 mph NW | 0% |
| Thursday Night | 64°F | Clear | 9 mph NNW | 0% |
| Friday | 100°F | Sunny | 8 mph NW | 0% |
| Friday Night | 66°F | Clear | 8 mph NW | 0% |
| Saturday | 101°F | Sunny | 8 mph NW | 0% |
| Saturday Night | 67°F | Clear | 3 to 8 mph NNW | 0% |
| Sunday | 99°F | Sunny | 7 mph NW | 0% |
| Sunday Night | 64°F | Mostly Clear | 7 mph NW | 0% |
| Monday | 95°F | Sunny | 7 mph NW | 0% |
| Monday Night | 60°F | Mostly Clear | 8 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Farmington (37.930, -121.004). Updated through the day.
Growing snapshot for Farmington
Last spring frost
Feb 6
First fall frost
Dec 1
Growing season
304 days
Hardiness zone
9b
More local growing data for Farmington: nearby ZIP 95320 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Stockton Metro Ap, Ca (12.9 mi from Farmington). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.