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 34474
The USDA's 2023 Plant Hardiness Zone Map puts ZIP 34474 in zone 9a (the coldest night of a typical year: 20 to 25°F).
The nearest station, Ocala, FL, is 8 miles from the ZIP's center: its last spring frost comes after February 25 in half of years and after March 21 in one year in ten. By the USDA's method its plant hardiness zone is 9a.
| Station | Distance | Elevation | Last frost (median) | 1 in 10 after | First frost (median) | Hardiness zone |
|---|---|---|---|---|---|---|
| Ocala, FL | 8 mi | 75 ft | February 25 | March 21 | December 12 | 9a |
| Inverness, FL3 mi SE | 25 mi | 58 ft | March 3 | March 29 | December 5 | 9a |
| Orange Springs (2 mi SSW), FL | 27 mi | 50 ft | March 1 | March 22 | December 7 | – |
| Lisbon, FL | 32 mi | 68 ft | February 2 | March 5 | January 3 | 9b |
| Leesburg, FLLeesburg Municipal Airport | 33 mi | 77 ft | January 26 | February 21 | January 9 | 10a |
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 Ocala
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 1 | March 21 | March 12 | February 18 | November 27 | November 8 |
| 32°F | March 21 | March 5 | February 25 | January 24 | December 12 | November 21 |
| 28°F (hard freeze) | March 7 | February 17 | February 4 | January 2 | January 3 | December 3 |
| 24°F | February 25 | February 7 | January 24 | December 26 | January 9 | December 14 |
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.