| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F | |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F | |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F | |
| Average First Frost Date: | Oct. 11 - Oct. 20 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year | |
| Ecoregion: | 70b - Monongahela Transition Zone | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 26301 - Clarksburg, WV | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 20 | 22 | 29 | 37 | 47 | 56 | 61 | 60 | 53 | 40 | 32 | 25 | 40 |
| Avg Max Temp (°F) | 39 | 43 | 53 | 64 | 73 | 81 | 84 | 83 | 77 | 66 | 54 | 43 | 63 |
| Avg Precip (In.) | 3.51 | 3.07 | 4.05 | 3.5 | 4.48 | 4.32 | 4.34 | 4.37 | 3.35 | 2.95 | 3.64 | 3.44 | 45.04 |