Frost dates for Richmond, California
In a typical year, Richmond’s last spring frost lands around Jan 4 and the first fall frost around Jan 2, a growing season of about 363 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 69 days until the typical first fall frost.
| Odds | Last spring frost | First fall frost |
|---|---|---|
| 10 percent | Dec 14 | Dec 11 |
| 50 percent | Jan 4 | Jan 2 |
| 90 percent | Jan 26 | Jan 22 |
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 Richmond is typically around 62°F at 4 inches this time of year, estimated from the last two weeks of normal air temperatures.
Plantable now in Richmond
- Radish (Cherry Belle)
- Lettuce (Buttercrunch)
- Beet (Detroit Dark Red)
- Spinach (Space)
- Swiss chard (Bright Lights)
- Kale (Lacinato)
- Bok choy (Joi Choi)
- Pea (Sugar Ann)
Timing comes from the same temperature engine the app uses, run against Richmond’s normals for today.
Common questions
When is the last frost in Richmond, California?
Richmond’s last spring frost falls around January 4 in a typical year. One year in ten it is done by December 14, and one year in ten frost holds on until January 26. Frost-sensitive planting usually waits for the late side of that band.
When is the first fall frost in Richmond?
The first fall frost arrives around January 2 in a typical year, as early as December 11 in an early year and as late as January 22 in a late one.
How long is the growing season in Richmond?
About 363 days, counted between the typical last spring frost and the typical first fall frost.
What USDA zone is Richmond in?
Richmond 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
- Berkeley, CA (around Jan 3 to Jan 1)
- Oakland, CA (around Jan 3 to Jan 1)
- San Francisco, CA (around Dec 30 to Dec 25)
- Vallejo, CA (around Jan 17 to Dec 27)
- Concord, CA (around Jan 9 to Dec 14)
Row & Bed is a plant reference built around your garden: your zone, your frost dates, your forecast, and a cited page for every variety in your beds.
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