Frost dates for Little Mountain, SC
At Little Mountain, the median last spring frost (32°F) is Mar 22 and the median first fall frost is Nov 11, for a typical growing season of 234 days. For a 90% chance that the last frost has passed, wait until Apr 7. 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 7Safer planting date10% chance of 32°F after this date
- Nov 11First fall frost (median)50% chance of 32°F by this date
- 234 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 3 | Apr 17 |
| 32°F | Mar 3 | Mar 22 | Apr 7 |
| 28°F | Feb 15 | Mar 10 | Mar 28 |
| 24°F | Jan 24 | Feb 23 | Mar 17 |
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 19 | Nov 1 | Nov 15 |
| 32°F | Oct 29 | Nov 11 | Nov 30 |
| 28°F | Nov 6 | Nov 26 | Dec 24 |
| 24°F | Nov 20 | Dec 17 | Jan 15 |
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 | 192 days | 212 days | 233 days |
| 32°F | 212 days | 234 days | 261 days |
| 28°F | 232 days | 262 days | 295 days |
| 24°F | 262 days | 295 days | 331 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 |
|---|---|---|---|
| 29075 | 8a | 10 to 15°F | 3 km |
| 29122 | 8a | 10 to 15°F | 9 km |
| 29036 | 8b | 15 to 20°F | 10 km |
| 29127 | 8a | 10 to 15°F | 10 km |
| 29065 | 8a | 10 to 15°F | 14 km |
| 29126 | 8a | 10 to 15°F | 14 km |
| 29177 | 8b | 15 to 20°F | 15 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 USC00385200, at 34.1994, -81.4144, elevation 217 m (711 ft).
- Data quality: Standard (24+ years of data), 28 years of freeze data.
- Average days per year at or below 32°F: 42.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Newberry (22 km)
- Cedar Creek 2e (31 km)
- Batesburg (35 km)
- Winnsboro (36 km)
- Columbia (39 km)
- Saluda (40 km)
- Columbia Univ Of Sc (43 km)
- Lake Greenwood (45 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