Frost dates for Augusta Bush Field Airport, GA
At Augusta Bush Field Airport, the median last spring frost (32°F) is Mar 23 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 9. Nearby ZIP codes are in USDA hardiness zone 8b.
- Mar 23Last spring frost (median)50% chance of 32°F after this date
- Apr 9Safer 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 18 | Apr 5 | Apr 20 |
| 32°F | Feb 28 | Mar 23 | Apr 9 |
| 28°F | Feb 13 | Mar 8 | Mar 28 |
| 24°F | Jan 21 | Feb 17 | Mar 13 |
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 | Nov 1 | Nov 12 |
| 32°F | Oct 28 | Nov 9 | Nov 27 |
| 28°F | Nov 6 | Nov 24 | Dec 19 |
| 24°F | Nov 18 | Dec 10 | Jan 12 |
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 | 189 days | 210 days | 232 days |
| 32°F | 210 days | 232 days | 258 days |
| 28°F | 234 days | 261 days | 295 days |
| 24°F | 264 days | 297 days | 334 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 |
|---|---|---|---|
| 30906 | 8b | 15 to 20°F | 2 km |
| 30812 | 8b | 15 to 20°F | 6 km |
| 30901 | 8b | 15 to 20°F | 8 km |
| 29831 | 8b | 15 to 20°F | 10 km |
| 30815 | 8b | 15 to 20°F | 13 km |
| 29842 | 8b | 15 to 20°F | 14 km |
| 30805 | 8b | 15 to 20°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 USW00003820, at 33.3644, -81.9633, elevation 40 m (132 ft).
- Data quality: Standard (24+ years of data), 30 years of freeze data.
- Average days per year at or below 32°F: 51.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Augusta Daniel Field Airport (13 km)
- Waynesboro 2 S (33 km)
- Appling 2 NW (41 km)
- Thomson 1.5se (49 km)
- Louisville 1 E (56 km)
- Midville Exp. Station (59 km)
- Warrenton (61 km)
- Washington 2 ESE (80 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.