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 60453
The USDA's 2023 Plant Hardiness Zone Map puts ZIP 60453 in zone 6a (the coldest night of a typical year: -10 to -5°F).
The nearest station, Burbank, IL, is 2 miles from the ZIP's center: its last spring frost comes after April 10 in half of years and after April 26 in one year in ten.
| Station | Distance | Elevation | Last frost (median) | 1 in 10 after | First frost (median) | Hardiness zone |
|---|---|---|---|---|---|---|
| Burbank, ILChicago Midway Airport (3 mi SW) | 2 mi | 620 ft | April 10 | April 26 | November 1 | – |
| Chicago Midway Airport, IL | 5 mi | 612 ft | April 11 | April 27 | October 31 | 6a |
| Little Red School House, IL | 6 mi | 715 ft | April 19 | May 5 | October 22 | – |
| Chicago Northerly Island, IL | 12 mi | 583 ft | April 10 | April 25 | November 5 | – |
| Park Forest, IL | 16 mi | 710 ft | April 23 | May 11 | October 20 | 6a |
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 Burbank
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 6 | April 29 | April 22 | April 9 | October 22 | October 10 |
| 32°F | April 26 | April 17 | April 10 | March 30 | November 1 | October 21 |
| 28°F (hard freeze) | April 14 | April 5 | April 1 | March 15 | November 11 | October 30 |
| 24°F | April 3 | March 27 | March 20 | March 4 | November 20 | November 7 |
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.