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 35769
The USDA's 2023 Plant Hardiness Zone Map puts ZIP 35769 in zone 8a (the coldest night of a typical year: 10 to 15°F).
The nearest station, Scottsboro station, AL, is 6 miles from the ZIP's center: its last spring frost comes after April 4 in half of years and after April 20 in one year in ten.
| Station | Distance | Elevation | Last frost (median) | 1 in 10 after | First frost (median) | Hardiness zone |
|---|---|---|---|---|---|---|
| Scottsboro station, AL | 6 mi | 615 ft | April 4 | April 20 | October 30 | – |
| Scottsboro, AL2 mi NE | 9 mi | 636 ft | April 2 | April 19 | October 30 | – |
| Owens Cross Roads, AL3 mi S | 20 mi | 590 ft | April 4 | April 20 | October 30 | 8a |
| Guntersville, ALGuntersville No.2 | 22 mi | 595 ft | March 17 | April 5 | November 19 | – |
| Guntersville station, AL | 22 mi | 578 ft | March 19 | April 5 | November 18 | 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 Scottsboro station
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 30 | April 23 | April 17 | April 2 | October 21 | October 9 |
| 32°F | April 20 | April 11 | April 4 | March 18 | October 30 | October 17 |
| 28°F (hard freeze) | April 7 | March 30 | March 22 | March 1 | November 8 | October 26 |
| 24°F | March 28 | March 18 | March 9 | February 14 | November 22 | November 4 |
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.