Frost dates for 89028Laughlin, NV
The average last spring frost in Laughlin is March 7 and the average first fall frost is November 29, giving a typical growing season of about 266 days. Dates are based on NOAA 1991-2020 climate normals.
- Average last spring frost
- Mar 7
- Average first fall frost
- Nov 29
- Growing season
- 266 days
Safer after Apr 10 (1-in-10 risk)
Possible by Nov 7 (1-in-10 risk)
First frost typically in 30 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) | Mar 5 · Apr 1 · May 1 | Oct 28 · Nov 17 · Dec 2 | 226 days | 100% |
| Frost / freeze (32°F) | Feb 8 · Mar 7 · Apr 10 | Nov 7 · Nov 29 · Dec 17 | 266 days | 100% |
| Hard freeze (28°F) | Jan 1 · Feb 11 · Mar 8 | Nov 20 · Dec 11 · Jan 11 | 312 days | 98% |
Planting calendar for Laughlin
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 | Feb 4 – Apr 12 |
| Tomatoes | Transplant outdoors | Mar 23 – Aug 9 |
| Peppers | Start seeds indoors | Feb 4 – Mar 7 |
| Peppers | Transplant outdoors | Apr 6 – May 7 |
| Eggplant | Start seeds indoors | Feb 21 – Mar 22 |
| Eggplant | Transplant outdoors | Apr 6 – May 7 |
| Cucumbers | Sow outdoors | Apr 6 – Aug 19 |
| Summer squash | Sow outdoors | Mar 23 – May 7 |
| Winter squash & pumpkins | Sow outdoors | Apr 6 – May 7 |
| Snap beans | Sow outdoors | Mar 23 – Sep 11 |
| Sweet corn | Sow outdoors | Mar 23 – Aug 9 |
| Watermelon & cantaloupe | Sow outdoors | Apr 6 – May 7 |
| Okra | Sow outdoors | Mar 30 – Apr 22 |
| Peas | Sow outdoors (spring) | Feb 4 – Mar 22 |
| Potatoes | Plant outdoors (spring) | Feb 4 – Apr 6 |
| Onions | Start seeds indoors (spring) | Dec 24 – Jan 20 |
| Onions | Transplant outdoors (spring) | Feb 21 – Mar 22 |
| Broccoli | Start seeds indoors (spring) | Jan 17 – Feb 20 |
| Broccoli | Transplant outdoors (spring) | Feb 21 – Mar 22 |
| Broccoli | Start seeds indoors (fall) | Jul 30 – Aug 9 |
| Broccoli | Transplant outdoors (fall) | Aug 29 – Sep 9 |
| Cabbage | Start seeds indoors (spring) | Jan 7 – Feb 4 |
| Cabbage | Transplant outdoors (spring) | Feb 4 – Mar 7 |
| Cabbage | Start seeds indoors (fall) | Jul 20 – Aug 19 |
| Cabbage | Transplant outdoors (fall) | Aug 19 – Sep 19 |
| Leaf lettuce | Sow outdoors (spring) | Feb 4 – Apr 22 |
| Leaf lettuce | Sow outdoors (fall) | Aug 19 – Oct 5 |
| Spinach | Sow outdoors (spring) | Jan 28 – Mar 13 |
| Spinach | Sow outdoors (fall) | Sep 5 – Oct 10 |
| Radishes | Sow outdoors (spring) | Feb 4 – Mar 27 |
| Radishes | Sow outdoors (fall) | Aug 19 – Oct 20 |
| Kale | Sow outdoors (spring) | Feb 21 – Mar 13 |
| Kale | Sow outdoors (fall) | Aug 12 – Sep 19 |
| Carrots | Sow outdoors (spring) | Mar 7 – Apr 22 |
| Carrots | Sow outdoors (fall) | Jul 20 – Sep 4 |
| Garlic | Plant outdoors (fall) | Nov 19 – Dec 20 |
Where these dates come from
ZIP code 89028 is matched to the NOAA station Searchlight, NV, 37.5 km away, at 3,540 ft elevation (702 ft higher than the ZIP code's center). Nearby stations for comparison:
| Station | Elevation | Avg last frost | Avg first frost |
|---|---|---|---|
| Searchlight, NV (used) | 3,540 ft | Mar 7 | Nov 29 |
| Laughlin, NV | 605 ft | Jan 5 | Dec 24 |
| Bullhead City, AZ | 531 ft | Jan 4 | Dec 23 |
| Needles Ap, CA | 890 ft | Jan 6 | Jan 2 |
Frost dates near Laughlin
- Laughlin, NV 89029 · last Jan 5, first Dec 24
- Bullhead City, AZ 86442 · last Jan 5, first Dec 24
- Cal Nev Ari, NV 89039 · last Mar 7, first Nov 29
- Fort Mohave, AZ 86427 · last Jan 4, first Dec 23
- Mohave Valley, AZ 86440 · last Jan 4, first Dec 23
- Oatman, AZ 86433 · last Feb 18, first Dec 2
- Searchlight, NV 89046 · last Mar 7, first Nov 29
- Needles, CA 92363 · last Jan 6, first Jan 2
Frequently asked questions
- When is the last frost in Laughlin, NV?
- For ZIP code 89028, the average last spring frost (32°F) is March 7, based on NOAA 1991-2020 climate normals for the Searchlight, NV weather station. There is a 1-in-10 chance of a frost after April 10.
- When is the first frost in Laughlin, NV?
- The average first fall frost (32°F) is November 29. There is a 1-in-10 chance of frost by November 7, so tender plants are at risk from that point on.
- How long is the growing season in 89028?
- In half of years, the frost-free season (between the last and first 32°F frost) is at least 266 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.