Frost dates for 90509Torrance, CA
Frost occurs in about 11% of years near Torrance, based on NOAA 1991-2020 records for the Torrance Ap, CA station.
Frost occurs in about 11% of years. Frost-tender plants can usually grow year-round, but cover them if a rare cold snap is forecast.
Frost risk by date
NOAA reports frost dates as probabilities. The middle date is the average (a 50% chance). For spring, the 10% date is a safer planting date: frost after it happens in about 1 year in 10. Light frost (36°F) can damage tender plants; a hard freeze (28°F) kills most annuals.
| Temperature | Last spring: 90% / 50% / 10% chance | First fall: 10% / 50% / 90% chance | Growing season (50%) | Years with at least one |
|---|---|---|---|---|
| Light frost (36°F) | Dec 12 · Jan 17 · Mar 5 | Dec 1 · Dec 31 · Feb 20 | 358 days | 59% |
| Frost / freeze (32°F) | Dec 4 · Jan 9 · Feb 24 | Dec 3 · Jan 5 · Feb 22 | 365 days | 11% |
| Hard freeze (28°F) | — | — | 365 days | 1% |
Where these dates come from
ZIP code 90509 is matched to the NOAA station Torrance Ap, CA, 4.3 km away, at 90 ft elevation (41 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Torrance Ap, CA (used) | 90 ft | Jan 9 | Jan 5 |
| Redondo Beach, CA | 142 ft | — | — |
| Long Beach Daugherty Fld, CA | 31 ft | — | — |
| Hawthorne Muni Ap, CA | 63 ft | — | — |
Frost dates near Torrance
- Los Angeles, CA 90073 · last Jan 9, first Jan 5
- Compton, CA 90224 · last Jan 9, first Jan 5
- Manhattan Beach, CA 90267 · last Jan 9, first Jan 5
- Marina Del Rey, CA 90295 · last Jan 9, first Jan 5
- Playa Del Rey, CA 90296 · last Jan 9, first Jan 5
- Inglewood, CA 90307 · last Jan 9, first Jan 5
- Torrance, CA 90506 · last Jan 9, first Jan 5
- Lakewood, CA 90711 · last Jan 9, first Jan 5
Frequently asked questions
- When is the last frost in Torrance, CA?
- Frost occurs in about 11% of years at the nearest NOAA station (Torrance Ap, CA), so there is no reliable average last frost date.
- When is the first frost in Torrance, CA?
- Frost occurs in about 11% of years at the nearest NOAA station.
- Are these frost dates a forecast?
- No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.