Frost dates for Winfield Locks, WV
At Winfield Locks, the median last spring frost (32°F) is Apr 18 and the median first fall frost is Oct 30, for a typical growing season of 193 days. For a 90% chance that the last frost has passed, wait until May 9. Nearby ZIP codes are in USDA hardiness zone 7a.
- Apr 18Last spring frost (median)50% chance of 32°F after this date
- May 9Safer planting date10% chance of 32°F after this date
- Oct 30First fall frost (median)50% chance of 32°F by this date
- 193 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 | Apr 16 | Apr 29 | May 18 |
| 32°F | Apr 2 | Apr 18 | May 9 |
| 28°F | Mar 19 | Apr 4 | Apr 21 |
| 24°F | Mar 3 | Mar 24 | Apr 6 |
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 7 | Oct 20 | Oct 31 |
| 32°F | Oct 17 | Oct 30 | Nov 10 |
| 28°F | Oct 29 | Nov 8 | Nov 23 |
| 24°F | Nov 5 | Nov 20 | Dec 8 |
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 | 148 days | 170 days | 191 days |
| 32°F | 168 days | 193 days | 214 days |
| 28°F | 197 days | 218 days | 239 days |
| 24°F | 221 days | 243 days | 272 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 |
|---|---|---|---|
| 25213 | 7a | 0 to 5°F | 2 km |
| 25070 | 7a | 0 to 5°F | 2 km |
| 25168 | 7a | 0 to 5°F | 5 km |
| 25109 | 7a | 0 to 5°F | 5 km |
| 25011 | 7a | 0 to 5°F | 7 km |
| 25033 | 7a | 0 to 5°F | 9 km |
| 25159 | 7a | 0 to 5°F | 11 km |
| 25082 | 7a | 0 to 5°F | 13 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 USC00469683, at 38.5278, -81.9153, elevation 189 m (621 ft).
- Data quality: Standard (24+ years of data), 25 years of freeze data.
- Average days per year at or below 32°F: 101.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Saint Albans (18 km)
- Sissonville 1sw (23 km)
- Southside 3 NNW (25 km)
- Hogsett Rc Byrd Dam (29 km)
- Charleston WFO (29 km)
- Hamlin (32 km)
- Charleston Yeager Airport (33 km)
- Pea Ridge Psd (35 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.