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 32703
The USDA's 2023 Plant Hardiness Zone Map puts ZIP 32703 in zone 9b (the coldest night of a typical year: 25 to 30°F).
The nearest station, Mount Plymouth, FL, is 10 miles from the ZIP's center: its last spring frost comes after February 24 in half of years and after March 20 in one year in ten.
| Station | Distance | Elevation | Last frost (median) | 1 in 10 after | First frost (median) | Hardiness zone |
|---|---|---|---|---|---|---|
| Mount Plymouth, FL1 mi SSW | 10 mi | 90 ft | February 24 | March 20 | December 29 | – |
| Lake Butler, FLOrlando W | 10 mi | 150 ft | January 28 | February 26 | January 9 | – |
| Orlando Executive Airport, FL | 14 mi | 108 ft | January 17 | February 9 | January 13 | 10a |
| Clermont, FL9 mi S | 18 mi | 130 ft | January 29 | February 26 | January 11 | 10a |
| Sanford station, FL | 18 mi | 12 ft | January 26 | February 24 | January 12 | 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 Mount Plymouth
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) | March 31 | March 20 | March 12 | February 12 | December 7 | November 11 |
| 32°F | March 20 | March 6 | February 24 | January 22 | December 29 | November 29 |
| 28°F (hard freeze) | March 6 | February 18 | February 3 | January 5 | January 10 | December 12 |
| 24°F | February 17 | February 3 | January 28 | January 2 | January 18 | December 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.