Frost dates for Columbia Owens Dwtn Airport, SC
At Columbia Owens Dwtn Airport, the median last spring frost (32°F) is Mar 13 and the median first fall frost is Nov 19, for a typical growing season of 253 days. For a 90% chance that the last frost has passed, wait until Mar 31. Nearby ZIP codes are in USDA hardiness zone 8b.
- Mar 13Last spring frost (median)50% chance of 32°F after this date
- Mar 31Safer planting date10% chance of 32°F after this date
- Nov 19First fall frost (median)50% chance of 32°F by this date
- 253 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 8 | Mar 27 | Apr 10 |
| 32°F | Feb 21 | Mar 13 | Mar 31 |
| 28°F | Jan 28 | Feb 24 | Mar 18 |
| 24°F | Jan 3 | Feb 2 | Mar 3 |
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 28 | Nov 8 | Nov 21 |
| 32°F | Nov 5 | Nov 19 | Dec 8 |
| 28°F | Nov 15 | Dec 4 | Jan 4 |
| 24°F | Nov 29 | Dec 30 | Jan 31 |
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 | 206 days | 227 days | 253 days |
| 32°F | 227 days | 253 days | 281 days |
| 28°F | 252 days | 286 days | 320 days |
| 24°F | 286 days | 321 days | 361 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 92% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 29205 | 8b | 15 to 20°F | 2 km |
| 29209 | 8b | 15 to 20°F | 6 km |
| 29061 | 8b | 15 to 20°F | 16 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 USW00053867, at 33.9706, -80.9958, elevation 65 m (212 ft).
- Data quality: Representative (10+ years), 19 years of freeze data.
- Average days per year at or below 32°F: 33.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Columbia Univ Of Sc (4 km)
- Columbia (12 km)
- Sandhill Rsch - Elgin (21 km)
- Cedar Creek 2e (28 km)
- Pelion 0.8 NW (33 km)
- N 5ne (34 km)
- Lugoff 2ne (43 km)
- Camden 3 W (44 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