Charleston, SC Frost Dates
The last spring frost in Charleston usually comes around March 7 and the first fall frost around November 27.
| Spring (last) | Fall (first) | |
|---|---|---|
| Frost, 32°F | March 7 | November 27 |
| Hard freeze, 28°F | February 20 | December 15 |
Growing season: about 266 days.
Frequently asked questions
When is the last frost in Charleston, SC?
The median date of the last spring frost (32°F) is March 7. In half of years the last frost comes earlier and in half it comes later, so waiting a week or two past March 7 lowers the risk for tender plants.
When is the first frost in Charleston?
The median date of the first fall frost (32°F) is November 27, and a hard freeze (28°F) usually follows around December 15.
How long is the growing season in Charleston?
About 266 days between the median last spring frost and first fall frost.
NOAA NCEI U.S. Climate Normals 1991-2020, station USW00013880. Median (50% probability) dates. Low spots and valleys can frost later in spring and earlier in fall than the station.