Frost dates for 92285Landers, CA
The average last spring frost in Landers is February 16 and the average first fall frost is December 10, giving a typical growing season of about 296 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Feb 16
- Average first fall frost
- Dec 10
- Growing season
- 296 days
Safer after Mar 24 (1-in-10 risk)
Possible by Nov 23 (1-in-10 risk)
First frost typically in 44 days
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) | Feb 6 · Mar 19 · Apr 14 | Nov 10 · Nov 30 · Dec 13 | 252 days | 100% |
| Frost / freeze (32°F) | Dec 25 · Feb 16 · Mar 24 | Nov 23 · Dec 10 · Dec 26 | 296 days | 98% |
| Hard freeze (28°F) | Dec 13 · Jan 12 · Mar 4 | Dec 2 · Dec 24 · Feb 6 | 351 days | 69% |
Planting calendar for Landers
Planting windows from the University of Maryland Extension calendar, shifted to your average frost dates. Use them as a starting point and adjust for seed packet instructions and local conditions.
| Crop | Task | Window |
|---|---|---|
| Tomatoes | Start seeds indoors | Jan 16 – Mar 24 |
| Tomatoes | Transplant outdoors | Mar 4 – Aug 20 |
| Peppers | Start seeds indoors | Jan 16 – Feb 16 |
| Peppers | Transplant outdoors | Mar 18 – Apr 18 |
| Eggplant | Start seeds indoors | Feb 2 – Mar 3 |
| Eggplant | Transplant outdoors | Mar 18 – Apr 18 |
| Cucumbers | Sow outdoors | Mar 18 – Aug 30 |
| Summer squash | Sow outdoors | Mar 4 – Apr 18 |
| Winter squash & pumpkins | Sow outdoors | Mar 18 – Apr 18 |
| Snap beans | Sow outdoors | Mar 4 – Sep 22 |
| Sweet corn | Sow outdoors | Mar 4 – Aug 20 |
| Watermelon & cantaloupe | Sow outdoors | Mar 18 – Apr 18 |
| Okra | Sow outdoors | Mar 11 – Apr 3 |
| Peas | Sow outdoors (spring) | Jan 16 – Mar 3 |
| Potatoes | Plant outdoors (spring) | Jan 16 – Mar 18 |
| Onions | Start seeds indoors (spring) | Dec 5 – Jan 1 |
| Onions | Transplant outdoors (spring) | Feb 2 – Mar 3 |
| Broccoli | Start seeds indoors (spring) | Dec 29 – Feb 1 |
| Broccoli | Transplant outdoors (spring) | Feb 2 – Mar 3 |
| Broccoli | Start seeds indoors (fall) | Aug 10 – Aug 20 |
| Broccoli | Transplant outdoors (fall) | Sep 9 – Sep 20 |
| Cabbage | Start seeds indoors (spring) | Dec 19 – Jan 16 |
| Cabbage | Transplant outdoors (spring) | Jan 16 – Feb 16 |
| Cabbage | Start seeds indoors (fall) | Jul 31 – Aug 30 |
| Cabbage | Transplant outdoors (fall) | Aug 30 – Sep 30 |
| Leaf lettuce | Sow outdoors (spring) | Jan 16 – Apr 3 |
| Leaf lettuce | Sow outdoors (fall) | Aug 30 – Oct 16 |
| Spinach | Sow outdoors (spring) | Jan 9 – Feb 22 |
| Spinach | Sow outdoors (fall) | Sep 16 – Oct 21 |
| Radishes | Sow outdoors (spring) | Jan 16 – Mar 8 |
| Radishes | Sow outdoors (fall) | Aug 30 – Oct 31 |
| Kale | Sow outdoors (spring) | Feb 2 – Feb 22 |
| Kale | Sow outdoors (fall) | Aug 23 – Sep 30 |
| Carrots | Sow outdoors (spring) | Feb 16 – Apr 3 |
| Carrots | Sow outdoors (fall) | Jul 31 – Sep 15 |
| Garlic | Plant outdoors (fall) | Nov 30 – Dec 31 |
Where these dates come from
ZIP code 92285 is matched to the NOAA station Yucca Mesa, CA, 14.8 km away, at 3,445 ft elevation (581 ft lower than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Yucca Mesa, CA (used) | 3,445 ft | Feb 16 | Dec 10 |
| Johnson Valley, CA | 3,167 ft | Mar 1 | Nov 29 |
| Yucca Valley, CA | 3,249 ft | Mar 14 | Nov 28 |
| Morongo Valley N, CA | 3,145 ft | Feb 25 | Dec 15 |
Frost dates near Landers
- Pioneertown, CA 92268 · last Feb 16, first Dec 10
- Yucca Valley, CA 92284 · last Feb 16, first Dec 10
- Joshua Tree, CA 92252 · last Feb 28, first Dec 1
- Big Bear City, CA 92314 · last May 27, first Oct 4
- Morongo Valley, CA 92256 · last Feb 25, first Dec 15
- Sugarloaf, CA 92386 · last May 27, first Oct 4
- Big Bear Lake, CA 92315 · last May 27, first Oct 4
- Whitewater, CA 92282 · last Jan 10, first Dec 23
Frequently asked questions
- When is the last frost in Landers, CA?
- For ZIP code 92285, the average last spring frost (32°F) is February 16, based on NOAA 1991-2020 climate normals for the Yucca Mesa, CA weather station. There is a 1-in-10 chance of a frost after March 24.
- When is the first frost in Landers, CA?
- The average first fall frost (32°F) is December 10. There is a 1-in-10 chance of frost by November 23, so tender plants are at risk from that point on.
- How long is the growing season in 92285?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 296 days long.
- 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.