Frost dates by ZIP code: The nearest NOAA stations to your ZIP, 1991-2020 normals
Enter a five-digit ZIP code. PlainClimate finds its center (Census Bureau 2024) and the five nearest NOAA stations with frost dates, and shows each station's last spring and first autumn 32°F dates with its distance and elevation.
Frost dates near ZIP 89156
The USDA's 2023 Plant Hardiness Zone Map puts ZIP 89156 in zone 9b (the coldest night of a typical year: 25 to 30°F).
The nearest station, North Las Vegas, NV, is 9 miles from the ZIP's center: its last spring frost comes after February 1 in half of years and after February 24 in one year in ten.
| Station | Distance | Elevation | Last frost (median) | 1 in 10 after | First frost (median) | Hardiness zone |
|---|---|---|---|---|---|---|
| North Las Vegas, NV | 9 mi | 1,898 ft | February 1 | February 24 | December 8 | – |
| Las Vegas, NVHarry Reid International Airport | 12 mi | 2,131 ft | January 20 | February 14 | December 15 | 9b |
| Las Vegas Air Terminal, NV | 12 mi | 2,203 ft | January 24 | February 19 | December 10 | 9b |
| Enterprise, NVLas Vegas Weather Office | 14 mi | 2,275 ft | February 4 | February 27 | December 5 | 9a |
| Callville Bay, NV | 14 mi | 1,270 ft | January 31 | February 27 | December 11 | – |
Frost comes later in spring at higher and colder stations and earlier in low, open ground: prefer a station at a similar elevation to yours. Hardiness zone in the table: the USDA's rule (the average of each year's coldest night, 1991-2020) applied to the station's own record.
Every frost threshold at North Las Vegas
NOAA publishes the dates for several temperatures and odds. A 30% spring date means a 3-in-10 chance of a later frost (the convention almanacs use); 50% is the median; 10% the cautious date.
| Threshold | Spring, 10% | Spring, 30% | Spring, 50% | Spring, 90% | Autumn, 50% | Autumn, 10% |
|---|---|---|---|---|---|---|
| 36°F (light frost) | March 9 | February 28 | February 20 | January 31 | November 26 | November 11 |
| 32°F | February 24 | February 11 | February 1 | January 2 | December 8 | November 23 |
| 28°F (hard freeze) | February 8 | January 21 | January 4 | December 12 | December 21 | December 1 |
| 24°F | January 29 | January 6 | December 30 | December 10 | December 27 | December 9 |
Source: NOAA NCEI 1991-2020 annual normals; ZIP centers: Census Bureau 2024 Gazetteer; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. Autumn 10%: one year in ten has its first frost before this date.