When to plant in Torrance, CA
USDA Zone 10bTorrance, California frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
With only about -4 frost-free days, Torrance has a short season — start heat-lovers indoors early, favor quick-maturing varieties, and use row cover to stretch both ends. In zone 10b, frost is a minor factor for Torrance — most perennials thrive, and annual vegetables can go out early and stay late.
Frost probability
TORRANCE AP · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Torrance’s own odds, recorded at TORRANCE AP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Mar 5 | Jan 17 | Dec 12 | Dec 1 | Dec 31 | Feb 20 |
| 32°F | Feb 24 | Jan 9 | Dec 4 | Dec 3 | Jan 5 | Feb 22 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Nothing new to sow or transplant outdoors in the next few weeks — a seasonal lull. Check the full-year calendar below for the next window.
Full-year planting calendar
Each bar is the exact window to take a planting action in Torrance, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 40 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
Torrance planting FAQ
When is the last spring frost in Torrance, CA?
Plan for the last spring frost in Torrance around January 9 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.
When is the first fall frost in Torrance, CA?
Expect Torrance's first fall frost near January 5 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is Torrance in?
Torrance is in USDA hardiness zone 10b. In zone 10b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Torrance?
Torrance has about -4 frost-free days — a short growing season — between the average last spring frost (January 9) and first fall frost (January 5).
When should I plant tomatoes in Torrance?
For Torrance, sow tomatoes indoors about November 14–November 28 and move the seedlings out around January 16, after the last spring frost.
Never miss a window in Torrance
An email when it’s time to start seeds, transplant, and sow — timed to Torrance’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Redondo Beach · 5 km
- Lomita · 5 km
- West Carson · 6 km
- Hermosa Beach · 6 km
- Lawndale · 6 km
- Gardena · 8 km
- Palos Verdes Estates · 9 km
- Hawthorne · 9 km
Frost dates recorded at TORRANCE AP, 4 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Torrance, CA — Frost Dates & Zone 10b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00003122. Retrieved from https://blissgarden.com/california/torrance.