Frost dates for Snow Hill Waste Water Treament, NC
At Snow Hill Waste Water Treament, the median last spring frost (32°F) is Mar 26 and the median first fall frost is Nov 12, for a typical growing season of 232 days. For a 90% chance that the last frost has passed, wait until Apr 8. Nearby ZIP codes are in USDA hardiness zones 8a to 8b.
- Mar 26Last spring frost (median)50% chance of 32°F after this date
- Apr 8Safer planting date10% chance of 32°F after this date
- Nov 12First fall frost (median)50% chance of 32°F by this date
- 232 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 21 | Apr 6 | Apr 19 |
| 32°F | Mar 4 | Mar 26 | Apr 8 |
| 28°F | Feb 20 | Mar 9 | Mar 29 |
| 24°F | Feb 2 | Feb 27 | Mar 18 |
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 22 | Nov 2 | Nov 16 |
| 32°F | Nov 1 | Nov 12 | Nov 30 |
| 28°F | Nov 8 | Nov 24 | Dec 19 |
| 24°F | Nov 18 | Dec 10 | Jan 6 |
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 | 210 days | 232 days |
| 32°F | 211 days | 232 days | 257 days |
| 28°F | 232 days | 258 days | 287 days |
| 24°F | 257 days | 288 days | 317 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 |
|---|---|---|---|
| 28580 | 8a | 10 to 15°F | 1 km |
| 28554 | 8a | 10 to 15°F | 7 km |
| 28538 | 8b | 15 to 20°F | 10 km |
| 27888 | 8a | 10 to 15°F | 16 km |
| 27828 | 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 USC00318066, at 35.4550, -77.6667, elevation 12 m (41 ft).
- Data quality: Representative (10+ years), 12 years of freeze data.
- Average days per year at or below 32°F: 59.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Kinston Ag Rsch (19 km)
- Goldsboro 4 SE (30 km)
- Goldsboro Ag 1 N (30 km)
- Kinston 7 SE (31 km)
- Greenville (32 km)
- Wilson 3 SW (37 km)
- Mount Olive 6se (46 km)
- Rocky Mount 8 ESE (49 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