Jacksonville, FL Frost Dates
The last spring frost in Jacksonville usually comes around February 1 and the first fall frost around January 5.
| Spring (last) | Fall (first) | |
|---|---|---|
| Frost, 32°F | February 1 | January 5 |
| Hard freeze, 28°F | January 22 | January 14 |
Growing season: about 330 days.
Frequently asked questions
When is the last frost in Jacksonville, FL?
The median date of the last spring frost (32°F) is February 1. In half of years the last frost comes earlier and in half it comes later, so waiting a week or two past February 1 lowers the risk for tender plants.
When is the first frost in Jacksonville?
The median date of the first fall frost (32°F) is January 5, and a hard freeze (28°F) usually follows around January 14.
How long is the growing season in Jacksonville?
About 330 days between the median last spring frost and first fall frost.
NOAA NCEI U.S. Climate Normals 1991-2020, station USW00093837. Median (50% probability) dates. Low spots and valleys can frost later in spring and earlier in fall than the station.