| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F |
| Average First Frost Date: | Oct. 11 - Oct. 20 |
| Average Last Frost Date: | May 11 - May 20 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 70b - Monongahela Transition Zone |
| Heat Zone Days: | 31 - 45 days Over 86°F |
Annual Climate Data for ZIP Code 26351 - Glenville, WV | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 19 | 21 | 28 | 37 | 46 | 56 | 61 | 60 | 53 | 39 | 31 | 24 | 40 |
| Avg Max Temp (°F) | 41 | 45 | 56 | 66 | 75 | 82 | 86 | 84 | 78 | 68 | 56 | 46 | 65 |
| Avg Precip (In.) | 3.45 | 3.09 | 4.02 | 3.65 | 4.42 | 4.17 | 5.12 | 4.29 | 3.38 | 3.01 | 3.7 | 3.45 | 45.74 |