Frost dates for Aiken 2 E, SC
At Aiken 2 E, the median last spring frost (32°F) is Mar 19 and the median first fall frost is Nov 14, for a typical growing season of 241 days. For a 90% chance that the last frost has passed, wait until Apr 5. Nearby ZIP codes are in USDA hardiness zone 8b.
- Mar 19Last spring frost (median)50% chance of 32°F after this date
- Apr 5Safer planting date10% chance of 32°F after this date
- Nov 14First fall frost (median)50% chance of 32°F by this date
- 241 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 | Mar 31 | Apr 15 |
| 32°F | Feb 28 | Mar 19 | Apr 5 |
| 28°F | Feb 5 | Mar 4 | Mar 27 |
| 24°F | Jan 18 | Feb 12 | 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 22 | Nov 3 | Nov 18 |
| 32°F | Nov 1 | Nov 14 | Dec 4 |
| 28°F | Nov 9 | Nov 30 | Dec 24 |
| 24°F | Nov 24 | Dec 18 | 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 | 197 days | 218 days | 239 days |
| 32°F | 219 days | 241 days | 271 days |
| 28°F | 242 days | 272 days | 306 days |
| 24°F | 270 days | 304 days | 336 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 98% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 29801 | 8b | 15 to 20°F | 4 km |
| 29805 | 8b | 15 to 20°F | 13 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 USC00380072, at 33.5500, -81.6969, elevation 165 m (542 ft).
- Data quality: Estimated from nearby stations (2+ years), 5 years of freeze data.
- Average days per year at or below 32°F: 41.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Aiken 5se (6 km)
- Graniteville 1.2 NE (9 km)
- Johnston 4 SW (29 km)
- Wagener 1sw (32 km)
- Edgefield 2.2 ENE (32 km)
- Blackville 3 W (41 km)
- Batesburg (42 km)
- Clarks Hill 1 W (47 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.
All South Carolina stations · How frost dates are calculated