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 43952
The USDA's 2023 Plant Hardiness Zone Map puts ZIP 43952 in zone 6b (the coldest night of a typical year: -5 to 0°F).
The nearest station, Steubenville, OH, is 3 miles from the ZIP's center: its last spring frost comes after April 29 in half of years and after May 15 in one year in ten. By the USDA's method its plant hardiness zone is 6b.
| Station | Distance | Elevation | Last frost (median) | 1 in 10 after | First frost (median) | Hardiness zone |
|---|---|---|---|---|---|---|
| Steubenville, OH | 3 mi | 992 ft | April 29 | May 15 | October 20 | 6b |
| New Cumberland, WVNew Cumberland L/D | 8 mi | 675 ft | April 22 | May 8 | October 28 | 7a |
| Wheeling, WVWheeling Ohio County Airport | 16 mi | 1,179 ft | April 23 | May 10 | October 25 | 7a |
| Pike Island(lock & Dam), WV | 18 mi | 640 ft | April 18 | May 6 | November 1 | 7a |
| Cadiz, OH | 20 mi | 1,260 ft | April 21 | May 5 | October 25 | – |
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 Steubenville
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) | May 23 | May 15 | May 8 | April 25 | October 9 | September 28 |
| 32°F | May 15 | May 5 | April 29 | April 16 | October 20 | October 6 |
| 28°F (hard freeze) | May 3 | April 24 | April 18 | April 3 | October 31 | October 17 |
| 24°F | April 20 | April 13 | April 6 | March 23 | November 9 | October 30 |
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.