Frost dates for Pasadena, California
In a typical year, Pasadena’s last spring frost lands around Jan 8 and the first fall frost around Jan 7, a growing season of about 364 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 10b.
| Odds | Last spring frost | First fall frost |
|---|---|---|
| 10 percent | Dec 20 | Dec 20 |
| 50 percent | Jan 8 | Jan 7 |
| 90 percent | Feb 17 | Feb 14 |
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 Pasadena is typically around 75°F at 4 inches this time of year, estimated from the last two weeks of normal air temperatures.
Plantable now in Pasadena
- Eggplant (Black Beauty)
- Sweet pepper (California Wonder)
- Tomato (Sungold)
- Beet (Detroit Dark Red)
- Spinach (Space)
- Onion (Vidalia)
- Swiss chard (Bright Lights)
- Parsley (Giant of Italy)
Timing comes from the same temperature engine the app uses, run against Pasadena’s normals for today.
Nearby cities
- Glendale, CA (around Jan 2 to Dec 26)
- Los Angeles, CA (around Jan 8 to Jan 7)
- Fullerton, CA (around Jan 5 to Dec 25)
- Pomona, CA (around Jan 8 to Dec 28)
- Anaheim, CA (around Jan 5 to Dec 25)
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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