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 43110
The USDA's 2023 Plant Hardiness Zone Map puts ZIP 43110 in zone 6b (the coldest night of a typical year: -5 to 0°F).
The nearest station, Columbus-Valley Crossing, OH, is 8 miles from the ZIP's center: its last spring frost comes after April 23 in half of years and after May 8 in one year in ten.
| Station | Distance | Elevation | Last frost (median) | 1 in 10 after | First frost (median) | Hardiness zone |
|---|---|---|---|---|---|---|
| Columbus-Valley Crossing, OH | 8 mi | 760 ft | April 23 | May 8 | October 19 | – |
| Lancaster, OHLancaster Fairfield Airport | 9 mi | 869 ft | April 26 | May 12 | October 13 | 6a |
| Columbus, OHColumbus Port Columbus International Airport | 12 mi | 810 ft | April 18 | May 5 | October 27 | 6b |
| Lancaster station, OH | 13 mi | 827 ft | April 22 | May 9 | October 24 | 6b |
| Circleville, OH | 17 mi | 675 ft | April 17 | May 4 | October 28 | 6b |
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 Columbus-Valley Crossing
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 17 | May 8 | May 2 | April 20 | October 8 | September 25 |
| 32°F | May 8 | April 29 | April 23 | April 11 | October 19 | October 6 |
| 28°F (hard freeze) | April 25 | April 18 | April 12 | March 31 | October 30 | October 16 |
| 24°F | April 14 | April 5 | March 31 | March 16 | November 9 | October 27 |
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.