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 28390
The USDA's 2023 Plant Hardiness Zone Map puts ZIP 28390 in zone 8a (the coldest night of a typical year: 10 to 15°F).
The nearest station, Fayetteville (PWC), NC, is 12 miles from the ZIP's center: its last spring frost comes after March 30 in half of years and after April 16 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 |
|---|---|---|---|---|---|---|
| Fayetteville (PWC), NC | 12 mi | 96 ft | March 30 | April 16 | November 10 | 8b |
| Lillington, NC | 15 mi | 150 ft | March 30 | April 15 | November 6 | – |
| Fayetteville, NCFayetteville Regional Airport Grannis Field | 16 mi | 186 ft | March 22 | April 8 | November 13 | 8b |
| Dunn, NC4 mi NW | 17 mi | 200 ft | March 28 | April 11 | November 7 | 8a |
| Raeford, NC | 22 mi | 250 ft | April 3 | April 19 | November 3 | 8a |
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 Fayetteville (PWC)
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 27 | April 15 | April 9 | March 23 | November 1 | October 20 |
| 32°F | April 16 | April 5 | March 30 | March 9 | November 10 | October 28 |
| 28°F (hard freeze) | April 6 | March 26 | March 16 | February 21 | November 23 | November 4 |
| 24°F | March 24 | March 10 | February 28 | January 30 | December 8 | November 16 |
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.