Frost dates for Yuma, Arizona
In a typical year, Yuma’s last spring frost lands around Jan 8 and the first fall frost around Dec 28, a growing season of about 354 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 10a.
Right now the growing season is open, with about 64 days until the typical first fall frost.
| Odds | Last spring frost | First fall frost |
|---|---|---|
| 10 percent | Dec 17 | Dec 11 |
| 50 percent | Jan 8 | Dec 28 |
| 90 percent | Feb 19 | Feb 7 |
A 10 percent year is an early year, a 90 percent year a late one. Frost-sensitive planting usually waits for the 90 percent side of the last-frost band.
Soil in Yuma is typically around 74°F at 4 inches this time of year, estimated from the last two weeks of normal air temperatures.
Plantable now in Yuma
- Radish (Cherry Belle)
- Lettuce (Buttercrunch)
- Pea (Sugar Snap)
- Beet (Detroit Dark Red)
- Spinach (Space)
- Onion (Vidalia)
- Swiss chard (Bright Lights)
- Kale (Lacinato)
Timing comes from the same temperature engine the app uses, run against Yuma’s normals for today.
Common questions
When is the last frost in Yuma, Arizona?
Yuma’s last spring frost falls around January 8 in a typical year. One year in ten it is done by December 17, and one year in ten frost holds on until February 19. Frost-sensitive planting usually waits for the late side of that band.
When is the first fall frost in Yuma?
The first fall frost arrives around December 28 in a typical year, as early as December 11 in an early year and as late as February 7 in a late one.
How long is the growing season in Yuma?
About 354 days, counted between the typical last spring frost and the typical first fall frost.
What USDA zone is Yuma in?
Yuma is in USDA hardiness zone 10a under the 2023 USDA Plant Hardiness Zone Map.
Dates come from 30-year NOAA climate normals for the nearest reporting station. They describe odds, not a forecast.
Nearby cities
- El Centro, CA (around Jan 6 to Dec 21)
- Blythe, CA (around Jan 25 to Dec 12)
- Indio, CA (around Dec 31 to Dec 27)
- Lake Havasu City, AZ (around Jan 5 to Dec 29)
- Chula Vista, CA (around Jan 6 to Dec 31)
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