Amesville, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 40.7 °F (low) to 63.9 °F (high). Annual precipitation averages 43 Inches. Amesville is located in USDA Plant Hardiness Zone 6b. 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 | 19.8 °F | 38.5 °F | 3.27 in. |
| February | 20.9 °F | 42.0 °F | 2.87 in. |
| March | 28.1 °F | 51.5 °F | 3.9 in. |
| April | 39.1 °F | 66.1 °F | 3.87 in. |
| May | 49.5 °F | 74.5 °F | 4.16 in. |
| June | 58.7 °F | 82.0 °F | 4.44 in. |
| July | 61.7 °F | 85.2 °F | 4.36 in. |
| August | 61.1 °F | 84.7 °F | 3.24 in. |
| September | 52.5 °F | 77.5 °F | 3.54 in. |
| October | 40.0 °F | 66.4 °F | 3.08 in. |
| November | 31.8 °F | 54.5 °F | 2.97 in. |
| December | 25.7 °F | 43.7 °F | 3.3 in. |
| Annual | 40.7 °F | 63.9 °F | 43 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 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 |