Frost dates for Jocassee 8 WNW, SC
At Jocassee 8 WNW, the median last spring frost (32°F) is Apr 26 and the median first fall frost is Oct 17, for a typical growing season of 174 days. For a 90% chance that the last frost has passed, wait until May 12. Nearby ZIP codes are in USDA hardiness zones 7a to 8a.
- Apr 26Last spring frost (median)50% chance of 32°F after this date
- May 12Safer planting date10% chance of 32°F after this date
- Oct 17First fall frost (median)50% chance of 32°F by this date
- 174 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 | Apr 23 | May 7 | May 23 |
| 32°F | Apr 11 | Apr 26 | May 12 |
| 28°F | Mar 26 | Apr 10 | Apr 29 |
| 24°F | Mar 8 | Mar 28 | Apr 11 |
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 | Sep 26 | Oct 9 | Oct 23 |
| 32°F | Oct 5 | Oct 17 | Nov 1 |
| 28°F | Oct 13 | Oct 27 | Nov 9 |
| 24°F | Oct 24 | Nov 7 | Nov 30 |
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 | 135 days | 154 days | 173 days |
| 32°F | 152 days | 174 days | 196 days |
| 28°F | 175 days | 197 days | 221 days |
| 24°F | 202 days | 226 days | 254 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 |
|---|---|---|---|
| 29686 | 8a | 10 to 15°F | 4 km |
| 28717 | 7a | 0 to 5°F | 7 km |
| 29676 | 8a | 10 to 15°F | 9 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 USC00384581, at 34.9861, -83.0711, elevation 774 m (2,540 ft).
- Data quality: Representative (10+ years), 14 years of freeze data.
- Average days per year at or below 32°F: 114.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Walhalla (26 km)
- Long Creek (29 km)
- Pickens (34 km)
- Table Rock (35 km)
- Clemson Oconee Co Airport (39 km)
- Clemson Univ (43 km)
- Caesars Head (43 km)
- Sandy Springs 2 NE (52 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