Frost dates for Hattiesburg, Mississippi
In a typical year, Hattiesburg’s last spring frost lands around Mar 7 and the first fall frost around Nov 23, a growing season of about 261 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 8b.
Right now the growing season is open, with about 29 days until the typical first fall frost.
| Odds | Last spring frost | First fall frost |
|---|---|---|
| 10 percent | Feb 14 | Nov 5 |
| 50 percent | Mar 7 | Nov 23 |
| 90 percent | Mar 26 | Dec 14 |
A 10 percent year is an early year, a 90 percent year a late one. Frost-sensitive planting usually waits for the 90 percent side of the last-frost band.
Soil in Hattiesburg is typically around 65°F at 4 inches this time of year, estimated from the last two weeks of normal air temperatures.
Plantable now in Hattiesburg
- Radish (Cherry Belle)
- Onion (Vidalia)
- Garlic (Music)
- Shallot (French Red Shallot)
Timing comes from the same temperature engine the app uses, run against Hattiesburg’s normals for today.
Common questions
When is the last frost in Hattiesburg, Mississippi?
Hattiesburg’s last spring frost falls around March 7 in a typical year. One year in ten it is done by February 14, and one year in ten frost holds on until March 26. Frost-sensitive planting usually waits for the late side of that band.
When is the first fall frost in Hattiesburg?
The first fall frost arrives around November 23 in a typical year, as early as November 5 in an early year and as late as December 14 in a late one.
How long is the growing season in Hattiesburg?
About 261 days, counted between the typical last spring frost and the typical first fall frost.
What USDA zone is Hattiesburg in?
Hattiesburg is in USDA hardiness zone 8b under the 2023 USDA Plant Hardiness Zone Map.
Dates come from 30-year NOAA climate normals for the nearest reporting station. They describe odds, not a forecast.
Nearby cities
- Bogalusa, LA (around Mar 2 to Nov 23)
- Gulfport, MS (around Feb 23 to Dec 3)
- Biloxi, MS (around Feb 12 to Dec 14)
- Mccomb, MS (around Mar 11 to Nov 18)
- Mobile, AL (around Feb 21 to Dec 6)
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