Deep Water, West Virginia has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.4 °F (low) to 66.3 °F (high). Annual precipitation averages 47.6 Inches. Deep Water is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 24.4 °F | 43.3 °F | 3.31 in. |
| February | 26.5 °F | 47.2 °F | 3.03 in. |
| March | 32.7 °F | 56.2 °F | 4.27 in. |
| April | 42.1 °F | 68.6 °F | 3.88 in. |
| May | 52.0 °F | 75.6 °F | 5.04 in. |
| June | 60.7 °F | 82.5 °F | 4.66 in. |
| July | 64.9 °F | 85.5 °F | 5.71 in. |
| August | 63.8 °F | 84.8 °F | 4.23 in. |
| September | 57.1 °F | 79.4 °F | 3.49 in. |
| October | 45.0 °F | 68.6 °F | 3.1 in. |
| November | 34.3 °F | 57.1 °F | 3.06 in. |
| December | 28.9 °F | 47.2 °F | 3.8 in. |
| Annual | 44.4 °F | 66.3 °F | 47.58 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |