Frost dates for Henderson 4 NNE, NC
At Henderson 4 NNE, the median last spring frost (32°F) is Mar 28 and the median first fall frost is Nov 9, for a typical growing season of 227 days. For a 90% chance that the last frost has passed, wait until Apr 11. Nearby ZIP codes are in USDA hardiness zone 7b.
- Mar 28Last spring frost (median)50% chance of 32°F after this date
- Apr 11Safer planting date10% chance of 32°F after this date
- Nov 9First fall frost (median)50% chance of 32°F by this date
- 227 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 24 | Apr 8 | Apr 30 |
| 32°F | Mar 10 | Mar 28 | Apr 11 |
| 28°F | Feb 23 | Mar 14 | Mar 31 |
| 24°F | Feb 2 | Feb 28 | Mar 20 |
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 18 | Nov 1 | Nov 12 |
| 32°F | Oct 26 | Nov 9 | Nov 26 |
| 28°F | Nov 5 | Nov 22 | Dec 14 |
| 24°F | Nov 15 | Dec 8 | Jan 5 |
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 | 183 days | 207 days | 227 days |
| 32°F | 207 days | 227 days | 252 days |
| 28°F | 229 days | 254 days | 283 days |
| 24°F | 252 days | 283 days | 314 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 |
|---|---|---|---|
| 27537 | 7b | 5 to 10°F | 1 km |
| 27556 | 7b | 5 to 10°F | 8 km |
| 27584 | 7b | 5 to 10°F | 15 km |
| 27570 | 7b | 5 to 10°F | 16 km |
| 27563 | 7b | 5 to 10°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 USC00313971, at 36.3647, -78.3881, elevation 152 m (500 ft).
- Data quality: Estimated from nearby stations (2+ years), 5 years of freeze data.
- Average days per year at or below 32°F: 61.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Henderson 2 NNW (3 km)
- Oxford Ag (21 km)
- Louisburg (30 km)
- Arcola (37 km)
- Roxboro 7 ESE (45 km)
- Falls Lake (49 km)
- Roanoke Rapids Airport (61 km)
- Durham (63 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