Frost dates for Hampton 1s, SC
At Hampton 1s, the median last spring frost (32°F) is Mar 6 and the median first fall frost is Nov 26, for a typical growing season of 267 days. For a 90% chance that the last frost has passed, wait until Mar 26. Nearby ZIP codes are in USDA hardiness zone 8b.
- Mar 6Last spring frost (median)50% chance of 32°F after this date
- Mar 26Safer planting date10% chance of 32°F after this date
- Nov 26First fall frost (median)50% chance of 32°F by this date
- 267 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 | Feb 28 | Mar 21 | Apr 6 |
| 32°F | Feb 8 | Mar 6 | Mar 26 |
| 28°F | Jan 16 | Feb 14 | Mar 13 |
| 24°F | Dec 31 | Jan 31 | 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 12 | Dec 2 |
| 32°F | Nov 6 | Nov 26 | Dec 22 |
| 28°F | Nov 21 | Dec 15 | Jan 16 |
| 24°F | Dec 6 | Jan 3 | Feb 4 |
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 | 213 days | 238 days | 265 days |
| 32°F | 238 days | 267 days | 300 days |
| 28°F | 267 days | 300 days | 336 days |
| 24°F | 298 days | 335 days | 365 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 99% |
| 24°F | 80% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 29924 | 8b | 15 to 20°F | 4 km |
| 29911 | 8b | 15 to 20°F | 10 km |
| 29944 | 8b | 15 to 20°F | 10 km |
| 29923 | 8b | 15 to 20°F | 11 km |
| 29918 | 8b | 15 to 20°F | 16 km |
| 29921 | 8b | 15 to 20°F | 18 km |
| 29939 | 8b | 15 to 20°F | 21 km |
| 29929 | 8b | 15 to 20°F | 22 km |
| 29082 | 8b | 15 to 20°F | 28 km |
| 29922 | 8b | 15 to 20°F | 32 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 USC00383906, at 32.8442, -81.1244, elevation 29 m (95 ft).
- Data quality: Representative (10+ years), 12 years of freeze data.
- Average days per year at or below 32°F: 27.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Allendale 2 NW (26 km)
- Yemassee 1 N (30 km)
- Walterboro 1 SW (42 km)
- Barnwell 5 ENE (47 km)
- Bamberg (50 km)
- Beaufort MCAS (55 km)
- Blackville 3 W (60 km)
- Beaufort Wastewater Plant (64 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