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 67217
The USDA's 2023 Plant Hardiness Zone Map puts ZIP 67217 in zone 7a (the coldest night of a typical year: 0 to 5°F).
The nearest station, Wichita, KS, is 5 miles from the ZIP's center: its last spring frost comes after April 11 in half of years and after April 26 in one year in ten. By the USDA's method its plant hardiness zone is 7a.
| Station | Distance | Elevation | Last frost (median) | 1 in 10 after | First frost (median) | Hardiness zone |
|---|---|---|---|---|---|---|
| Wichita, KSWichita Dwight D. Eisenhower National Airport | 5 mi | 1,335 ft | April 11 | April 26 | October 29 | 7a |
| Wichita Weather, KS | 5 mi | 1,334 ft | April 8 | April 25 | October 27 | – |
| Haysville, KS3 mi SE | 7 mi | 1,240 ft | April 14 | April 30 | October 22 | 6b |
| Wichita Jabara Airport, KS | 12 mi | 1,421 ft | April 10 | April 27 | October 27 | 6b |
| Wellington, KS | 24 mi | 1,224 ft | April 15 | April 30 | October 29 | 7a |
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 Wichita
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 4 | April 27 | April 22 | April 8 | October 19 | October 6 |
| 32°F | April 26 | April 18 | April 11 | March 25 | October 29 | October 15 |
| 28°F (hard freeze) | April 17 | April 6 | March 31 | March 12 | November 6 | October 24 |
| 24°F | April 5 | March 28 | March 18 | February 28 | November 16 | November 1 |
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.