Ashley, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 41.3 °F (low) to 60.6 °F (high). Annual precipitation averages 40.9 Inches. Ashley is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 19.0 °F | 34.3 °F | 2.99 in. |
| February | 20.7 °F | 37.3 °F | 2.27 in. |
| March | 29.0 °F | 47.8 °F | 3.05 in. |
| April | 39.6 °F | 61.2 °F | 3.94 in. |
| May | 50.4 °F | 71.8 °F | 4.24 in. |
| June | 59.9 °F | 80.1 °F | 4.67 in. |
| July | 63.0 °F | 83.3 °F | 4.3 in. |
| August | 60.9 °F | 81.9 °F | 3.49 in. |
| September | 53.4 °F | 76.4 °F | 3.24 in. |
| October | 42.1 °F | 63.8 °F | 2.81 in. |
| November | 32.5 °F | 50.5 °F | 2.96 in. |
| December | 24.7 °F | 39.0 °F | 2.91 in. |
| Annual | 41.3 °F | 60.6 °F | 40.87 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°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 |