Whitehall, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 43.8 °F (low) to 62.8 °F (high). Annual precipitation averages 41.8 Inches. Whitehall is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 21.7 °F | 36.8 °F | 3.07 in. |
| February | 23.7 °F | 40.2 °F | 2.41 in. |
| March | 31.8 °F | 50.8 °F | 3.52 in. |
| April | 42.2 °F | 63.9 °F | 4.01 in. |
| May | 53.0 °F | 73.9 °F | 4.19 in. |
| June | 61.9 °F | 82.2 °F | 4.45 in. |
| July | 65.3 °F | 84.9 °F | 4.52 in. |
| August | 63.6 °F | 83.9 °F | 3.54 in. |
| September | 56.3 °F | 78.0 °F | 3.27 in. |
| October | 44.8 °F | 65.7 °F | 2.84 in. |
| November | 34.5 °F | 52.3 °F | 2.94 in. |
| December | 27.3 °F | 41.5 °F | 3.07 in. |
| Annual | 43.8 °F | 62.8 °F | 41.83 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |