Nevada Frost Dates
Across Nevada's 19 cities and towns, the average last spring frost runs from January 20 in Henderson to June 10 in Wells. Average last frost elsewhere: Las Vegas Jan 24, Reno Apr 28 and Elko Jun 6. In 2 towns, frost is possible in any month.
Frost dates for every city and town in Nevada
Dates are for 32°F at the NOAA station nearest the ZIP code at each Nevada town's center. "Safer date" is when only 1 year in 10 still gets a frost, a good target for tomatoes and peppers.
| City | Average last frost | Safer date | Average first frost | Frost-free days |
|---|---|---|---|---|
| Boulder City | Jan 21 | Mar 5 | Dec 17 | 330 |
| Caliente | May 15 | Jun 3 | Oct 4 | 142 |
| Carlin | Frost possible any month | |||
| Carson City | May 4 | May 29 | Oct 6 | 155 |
| Elko | Jun 6 | Jun 23 | Sep 16 | 102 |
| Ely | Frost possible any month | |||
| Fallon | Apr 18 | May 9 | Oct 25 | 190 |
| Fernley | Apr 18 | May 9 | Oct 25 | 190 |
| Henderson | Jan 20 | Feb 14 | Dec 15 | 329 |
| Las Vegas | Jan 24 | Feb 19 | Dec 10 | 320 |
| Lovelock | May 19 | Jun 9 | Sep 24 | 128 |
| Mesquite | Mar 16 | Apr 5 | Nov 13 | 242 |
| North Las Vegas | Feb 1 | Feb 24 | Dec 8 | 310 |
| Reno | Apr 28 | May 19 | Oct 27 | 182 |
| Sparks | May 3 | May 24 | Oct 10 | 160 |
| Wells | Jun 10 | Jun 26 | Sep 16 | 98 |
| West Wendover | May 12 | May 28 | Sep 30 | 141 |
| Winnemucca | May 23 | Jun 14 | Sep 29 | 129 |
| Yerington | May 23 | Jun 10 | Sep 28 | 128 |
Source: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020. City centers from the US Census Bureau. Click a city for its nearest station and, where it has frost dates, hard-freeze dates and a vegetable planting calendar. See how we calculate.
Frequently asked questions
When is the last frost in Las Vegas, NV?
The average last spring frost in Las Vegas is January 24, and only 1 year in 10 has a frost after February 19. The average first fall frost is December 10. These come from NOAA's 1991–2020 records at the Las Vegas Air Terminal station.
When should I plant tomatoes in Nevada?
UNH Extension times tomato transplants for 1 to 2 weeks after the average last frost. In Las Vegas that's about Jan 31 to Feb 7; for a 9 in 10 chance of no later frost, wait until Feb 19. Look up your ZIP code for your own dates and a full vegetable planting calendar.
More for Nevada: Nevada climate zones (insulation) · Nevada planting zones · Frost line depth by state