Frost dates for Covington, GA
At Covington, the median last spring frost (32°F) is Mar 22 and the median first fall frost is Nov 14, for a typical growing season of 238 days. For a 90% chance that the last frost has passed, wait until Apr 6. Nearby ZIP codes are in USDA hardiness zones 8a to 8b.
- Mar 22Last spring frost (median)50% chance of 32°F after this date
- Apr 6Safer planting date10% chance of 32°F after this date
- Nov 14First fall frost (median)50% chance of 32°F by this date
- 238 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 16 | Apr 3 | Apr 20 |
| 32°F | Feb 26 | Mar 22 | Apr 6 |
| 28°F | Feb 7 | Mar 6 | Mar 27 |
| 24°F | Jan 17 | Feb 14 | Mar 15 |
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 22 | Nov 2 | Nov 19 |
| 32°F | Nov 1 | Nov 14 | Dec 2 |
| 28°F | Nov 9 | Nov 28 | Dec 22 |
| 24°F | Nov 20 | Dec 14 | Jan 16 |
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 | 194 days | 215 days | 238 days |
| 32°F | 214 days | 238 days | 267 days |
| 28°F | 239 days | 269 days | 303 days |
| 24°F | 268 days | 305 days | 337 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 99% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 30014 | 8b | 15 to 20°F | 2 km |
| 30070 | 8b | 15 to 20°F | 6 km |
| 30054 | 8b | 15 to 20°F | 10 km |
| 30013 | 8b | 15 to 20°F | 13 km |
| 30018 | 8b | 15 to 20°F | 14 km |
| 30055 | 8a | 10 to 15°F | 14 km |
| 30025 | 8b | 15 to 20°F | 15 km |
| 30012 | 8b | 15 to 20°F | 20 km |
| 30663 | 8a | 10 to 15°F | 23 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 USC00092318, at 33.5972, -83.8436, elevation 234 m (769 ft).
- Data quality: Representative (10+ years), 17 years of freeze data.
- Average days per year at or below 32°F: 62.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- McDonough 5 ENE (22 km)
- Monticello (32 km)
- Winder 4s (38 km)
- U Of Ga Plant Sci (42 km)
- Watkinsville 5 SSE (47 km)
- Jonesboro (48 km)
- Atlanta Peachtree Airport (52 km)
- Experiment (55 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.