When to plant in Lamont, CA
USDA Zone 9bHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Lamont, California — all computed from Lamont's nearest NOAA weather station.
With about 311 frost-free days, Lamont supports back-to-back plantings; stagger sowings every few weeks to keep beds productive spring through fall. Lamont's nearest full-normals station sits about 21 km out, so treat these as a close estimate — local microclimate can nudge your first and last frost. In zone 9b, frost is a minor factor for Lamont — most perennials thrive, and annual vegetables can go out early and stay late.
Frost probability
BAKERSFIELD 5 NW · 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 Lamont’s own odds, recorded at BAKERSFIELD 5 NW.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 2 | Mar 2 | Feb 3 | Nov 11 | Nov 26 | Dec 11 |
| 32°F | Feb 27 | Jan 31 | Dec 31 | Nov 23 | Dec 8 | Jan 1 |
| 28°F | Feb 1 | Jan 3 | Dec 14 | Dec 2 | Dec 20 | Jan 20 |
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 Lamont, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 32 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.
Lamont planting FAQ
When is the last spring frost in Lamont, CA?
Lamont's average last spring frost falls near January 31 — the 50% mark at 32°F in the 1991–2020 normals. Hold tender transplants until the risk has passed, then plant out.
When is the first fall frost in Lamont, CA?
The first fall frost in Lamont typically arrives around December 8 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Lamont in?
Lamont is in USDA hardiness zone 9b. In zone 9b, winters are mild — many tender perennials overwinter here.
How long is the growing season in Lamont?
Lamont has about 311 frost-free days — a long growing season — between the average last spring frost (January 31) and first fall frost (December 8).
When should I plant tomatoes in Lamont?
For Lamont, sow tomatoes indoors about December 6–December 20 and move the seedlings out around February 7, after the last spring frost.
Never miss a window in Lamont
An email when it’s time to start seeds, transplant, and sow — timed to Lamont’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Arvin · 11 km
- East Niles · 11 km
- Potomac Park · 12 km
- Hillcrest · 13 km
- East Bakersfield · 14 km
- Bakersfield · 15 km
- Oildale · 21 km
- Rosedale · 30 km
Frost dates recorded at BAKERSFIELD 5 NW, 21 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 Lamont, CA — Frost Dates & Zone 9b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00040444. Retrieved from https://blissgarden.com/california/lamont.