Frost dates for Chickamauga 2 SW, GA
At Chickamauga 2 SW, the median last spring frost (32°F) is Mar 25 and the median first fall frost is Nov 9, for a typical growing season of 232 days. For a 90% chance that the last frost has passed, wait until Apr 11. Nearby ZIP codes are in USDA hardiness zones 7b to 8a.
- Mar 25Last spring frost (median)50% chance of 32°F after this date
- Apr 11Safer planting date10% chance of 32°F after this date
- Nov 9First fall frost (median)50% chance of 32°F by this date
- 232 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 20 | Apr 7 | Apr 23 |
| 32°F | Mar 4 | Mar 25 | Apr 11 |
| 28°F | Feb 17 | Mar 11 | Mar 31 |
| 24°F | Jan 27 | Feb 21 | Mar 16 |
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 18 | Oct 30 | Nov 13 |
| 32°F | Oct 28 | Nov 9 | Dec 1 |
| 28°F | Nov 7 | Nov 25 | Dec 20 |
| 24°F | Nov 19 | Dec 12 | Jan 9 |
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 | 186 days | 207 days | 229 days |
| 32°F | 207 days | 232 days | 259 days |
| 28°F | 232 days | 260 days | 292 days |
| 24°F | 262 days | 294 days | 327 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 |
|---|---|---|---|
| 30707 | 8a | 10 to 15°F | 9 km |
| 30739 | 8a | 10 to 15°F | 10 km |
| 30738 | 7b | 5 to 10°F | 16 km |
| 30728 | 8a | 10 to 15°F | 20 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 USC00094941, at 34.8531, -85.3142, elevation 244 m (799 ft).
- Data quality: Standard (24+ years of data), 27 years of freeze data.
- Average days per year at or below 32°F: 76.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Chickamauga Pk Larc (8 km)
- Dalton (40 km)
- Summerville (45 km)
- Chatsworth 2 (51 km)
- Rome R B Russell Airport (58 km)
- Rome (70 km)
- Cartersville (87 km)
- Cedartown (89 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.