Greenfield, CA Weather & Growing Conditions
This Afternoon
89°F
Sunny
Sunny. High near 89, with temperatures falling to around 86 in the afternoon. North northwest wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 89°F | Sunny | 6 mph NNW | 0% |
| Tonight | 58°F | Partly Cloudy | 0 to 5 mph NNW | 0% |
| Sunday | 86°F | Partly Sunny | 1 to 5 mph ENE | 0% |
| Sunday Night | 54°F | Partly Cloudy | 1 mph NNW | 0% |
| Monday | 84°F | Sunny | 0 to 6 mph NNW | 1% |
| Monday Night | 54°F | Mostly Clear | 0 to 5 mph NNW | 0% |
| Tuesday | 87°F | Sunny | 0 to 6 mph NNW | 0% |
| Tuesday Night | 58°F | Clear | 0 to 3 mph NNW | 0% |
| Wednesday | 96°F | Sunny | 2 mph NNE | 0% |
| Wednesday Night | 64°F | Mostly Clear | 1 mph N | 0% |
| Thursday | 98°F | Sunny | 0 to 3 mph NW | 0% |
| Thursday Night | 62°F | Mostly Clear | 1 mph NNW | 0% |
| Friday | 91°F | Sunny | 0 to 5 mph NNW | 1% |
| Friday Night | 58°F | Mostly Clear | 1 mph NNW | 0% |
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 Sep 20, 2026.