Frost dates for Randleman, NC
At Randleman, the median last spring frost (32°F) is Mar 29 and the median first fall frost is Nov 6, for a typical growing season of 224 days. For a 90% chance that the last frost has passed, wait until Apr 13. Nearby ZIP codes are in USDA hardiness zone 8a.
- Mar 29Last spring frost (median)50% chance of 32°F after this date
- Apr 13Safer planting date10% chance of 32°F after this date
- Nov 6First fall frost (median)50% chance of 32°F by this date
- 224 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 27 | Apr 10 | Apr 30 |
| 32°F | Mar 13 | Mar 29 | Apr 13 |
| 28°F | Feb 26 | Mar 16 | Apr 1 |
| 24°F | Feb 5 | Mar 3 | Mar 22 |
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 16 | Oct 28 | Nov 9 |
| 32°F | Oct 25 | Nov 6 | Nov 24 |
| 28°F | Nov 4 | Nov 19 | Dec 9 |
| 24°F | Nov 14 | Dec 4 | Jan 3 |
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 | 179 days | 200 days | 219 days |
| 32°F | 203 days | 224 days | 247 days |
| 28°F | 225 days | 249 days | 275 days |
| 24°F | 248 days | 277 days | 306 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 |
|---|---|---|---|
| 27317 | 8a | 10 to 15°F | 2 km |
| 27248 | 8a | 10 to 15°F | 8 km |
| 27350 | 8a | 10 to 15°F | 9 km |
| 27233 | 8a | 10 to 15°F | 11 km |
| 27313 | 8a | 10 to 15°F | 13 km |
| 27370 | 8a | 10 to 15°F | 17 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 USC00317097, at 35.8222, -79.7917, elevation 247 m (810 ft).
- Data quality: Estimated from nearby stations (2+ years), 7 years of freeze data.
- Average days per year at or below 32°F: 74.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Asheboro 2 W (13 km)
- High Point (23 km)
- Greensboro Water Plant (29 km)
- Siler City 2 N (30 km)
- Piedmont Triad Intl Airport (33 km)
- Burlington Alamance Airport (38 km)
- Burlington Fire Station #5 (41 km)
- Lexington (42 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 North Carolina stations · How frost dates are calculated