Frost dates for Warrenton, GA
At Warrenton, the median last spring frost (32°F) is Mar 29 and the median first fall frost is Nov 7, for a typical growing season of 225 days. For a 90% chance that the last frost has passed, wait until Apr 14. Nearby ZIP codes are in USDA hardiness zone 8b.
- Mar 29Last spring frost (median)50% chance of 32°F after this date
- Apr 14Safer planting date10% chance of 32°F after this date
- Nov 7First fall frost (median)50% chance of 32°F by this date
- 225 daysGrowing season (median)between 32°F freezes
Last spring frost dates
The chance that the temperature drops to the threshold after each date.
| Temperature | 90% chance later | 50% chance later | 10% chance later |
|---|---|---|---|
| 36°F | Mar 23 | Apr 8 | Apr 24 |
| 32°F | Mar 8 | Mar 29 | Apr 14 |
| 28°F | Feb 15 | Mar 13 | Apr 2 |
| 24°F | Jan 28 | Feb 24 | Mar 18 |
First fall frost dates
The chance that the temperature has dropped to the threshold by each date.
| Temperature | 10% chance by | 50% chance by | 90% chance by |
|---|---|---|---|
| 36°F | Oct 17 | Oct 29 | Nov 11 |
| 32°F | Oct 25 | Nov 7 | Nov 26 |
| 28°F | Nov 5 | Nov 22 | Dec 15 |
| 24°F | Nov 17 | Dec 8 | Jan 10 |
Growing season length
Days between the last spring and first fall freeze, as the length reached in 9, 5 and 1 out of 10 years.
| Temperature | 9 in 10 years at least | 5 in 10 years at least | 1 in 10 years at least |
|---|---|---|---|
| 36°F | 184 days | 203 days | 224 days |
| 32°F | 204 days | 225 days | 252 days |
| 28°F | 228 days | 255 days | 288 days |
| 24°F | 258 days | 290 days | 329 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 100% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 30828 | 8b | 15 to 20°F | 5 km |
| 30807 | 8b | 15 to 20°F | 7 km |
| 30821 | 8b | 15 to 20°F | 15 km |
| 30810 | 8b | 15 to 20°F | 19 km |
| 31045 | 8b | 15 to 20°F | 21 km |
| 30820 | 8b | 15 to 20°F | 22 km |
Not the official USDA Plant Hardiness Zone Map. Zones shown here are the values published in the USDA-ARS / Oregon State University PRISM Group 2023 ZIP code tables, shown unaltered. For the official interactive map, visit planthardiness.ars.usda.gov.
About this station
- NOAA station ID USC00099141, at 33.4028, -82.6222, elevation 149 m (490 ft).
- Data quality: Representative (10+ years), 24 years of freeze data.
- Average days per year at or below 32°F: 58.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Thomson 1.5se (14 km)
- Appling 2 NW (32 km)
- Washington 2 ESE (37 km)
- Siloam 3n (46 km)
- Louisville 1 E (48 km)
- Sandersville (51 km)
- Augusta Daniel Field Airport (55 km)
- Augusta Bush Field Airport (61 km)
Sources
- NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, annual/seasonal normals by station (version 1.0.1), file dated June 27, 2023; documentation.
- USDA Agricultural Research Service and PRISM Group, Oregon State University, 2023 Plant Hardiness Zone Map ZIP code tables (CONUS, Alaska, Hawaii, Puerto Rico), files dated November 17, 2023. Data © PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 1, 2026. Official map: planthardiness.ars.usda.gov.
- U.S. Census Bureau, 2024 Gazetteer ZIP Code Tabulation Areas file, dated August 30, 2024 (ZIP centroids used to find the nearest station).
Freeze dates are 30-year probabilities, not forecasts. Check your local forecast before planting tender plants.