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 75181
The USDA's 2023 Plant Hardiness Zone Map puts ZIP 75181 in zone 8b (the coldest night of a typical year: 15 to 20°F).
The nearest station, Ferris, TX, is 14 miles from the ZIP's center: its last spring frost comes after March 12 in half of years and after March 31 in one year in ten. By the USDA's method its plant hardiness zone is 8b.
| Station | Distance | Elevation | Last frost (median) | 1 in 10 after | First frost (median) | Hardiness zone |
|---|---|---|---|---|---|---|
| Ferris, TX | 14 mi | 470 ft | March 12 | March 31 | November 19 | 8b |
| Terrell, TXTerrell Municipal Airport | 17 mi | 475 ft | March 11 | March 29 | November 18 | 8b |
| Dallas Redbird Airport, TX | 18 mi | 658 ft | March 6 | March 26 | November 25 | 8b |
| Dallas Love Field, TX | 20 mi | 440 ft | March 2 | March 19 | November 29 | 8b |
| Kaufman, TX3 mi SE | 20 mi | 420 ft | March 16 | April 5 | November 14 | – |
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 Ferris
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) | April 13 | April 2 | March 26 | March 4 | November 8 | October 26 |
| 32°F | March 31 | March 20 | March 12 | February 21 | November 19 | November 2 |
| 28°F (hard freeze) | March 19 | March 7 | March 1 | January 30 | December 1 | November 13 |
| 24°F | March 8 | February 25 | February 10 | January 9 | December 21 | November 26 |
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.