Frost dates for Bayard, WV
At Bayard, the median last spring frost (32°F) is May 13 and the median first fall frost is Oct 3, for a typical growing season of 140 days. For a 90% chance that the last frost has passed, wait until May 30. Nearby ZIP codes are in USDA hardiness zone 6a.
- May 13Last spring frost (median)50% chance of 32°F after this date
- May 30Safer planting date10% chance of 32°F after this date
- Oct 3First fall frost (median)50% chance of 32°F by this date
- 140 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 | May 9 | May 26 | Jun 10 |
| 32°F | Apr 27 | May 13 | May 30 |
| 28°F | Apr 15 | Apr 30 | May 20 |
| 24°F | Mar 30 | Apr 17 | May 5 |
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 | Sep 10 | Sep 24 | Oct 5 |
| 32°F | Sep 19 | Oct 3 | Oct 17 |
| 28°F | Sep 29 | Oct 14 | Oct 29 |
| 24°F | Oct 11 | Oct 28 | Nov 10 |
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 | 100 days | 119 days | 139 days |
| 32°F | 119 days | 140 days | 163 days |
| 28°F | 140 days | 165 days | 187 days |
| 24°F | 170 days | 195 days | 217 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 |
|---|---|---|---|
| 26720 | 6a | -10 to -5°F | 3 km |
| 26707 | 6a | -10 to -5°F | 8 km |
| 26739 | 6a | -10 to -5°F | 11 km |
| 26716 | 6a | -10 to -5°F | 14 km |
| 26717 | 6a | -10 to -5°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 USC00460527, at 39.2728, -79.3683, elevation 735 m (2,412 ft).
- Data quality: Representative (10+ years), 23 years of freeze data.
- Average days per year at or below 32°F: 163.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Davis 3se (20 km)
- Terra Alta #1 (25 km)
- Canaan Valley #2 (26 km)
- Rowlesburg 1 (27 km)
- Elkins 21 ENE (30 km)
- Parsons 3 SE (32 km)
- Keyser 2 SSW (35 km)
- Petersburg (37 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.