Greenfield, CA Weather & Growing Conditions
Today
70°F
Sunny
Sunny. High near 70, with temperatures falling to around 64 in the afternoon. North northeast wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 70°F | Sunny | 6 mph NNE | 0% |
| Tonight | 49°F | Mostly Cloudy | 3 mph NW | 1% |
| Thursday | 73°F | Mostly Sunny | 0 to 8 mph N | 0% |
| Thursday Night | 50°F | Clear | 0 mph | 0% |
| Friday | 78°F | Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 52°F | Mostly Clear | 0 mph | 0% |
| Saturday | 81°F | Sunny | 0 to 3 mph NNE | 0% |
| Saturday Night | 53°F | Clear | 0 mph | 0% |
| Sunday | 81°F | Sunny | 2 mph NNE | 0% |
| Sunday Night | 53°F | Mostly Clear | 0 mph | 0% |
| Monday | 78°F | Mostly Sunny | 2 mph N | 0% |
| Monday Night | 52°F | Partly Cloudy | 0 mph | 0% |
| Tuesday | 77°F | Sunny | 2 mph NNE | 1% |
| Tuesday Night | 52°F | Mostly Clear | 0 mph | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Greenfield, CA
Last spring frost
Feb 23
First fall frost
Nov 22
Growing season
271 days
Hardiness zone
9b
Explore more for Greenfield, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, King City, Ca (14.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.