Miamiville, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.2 °F (low) to 65.4 °F (high). Annual precipitation averages 44.7 Inches. Miamiville 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 | 23.0 °F | 40.0 °F | 3.33 in. |
| February | 25.3 °F | 44.3 °F | 2.89 in. |
| March | 32.7 °F | 53.9 °F | 4.0 in. |
| April | 42.7 °F | 66.6 °F | 4.62 in. |
| May | 52.9 °F | 75.5 °F | 4.89 in. |
| June | 62.1 °F | 83.7 °F | 4.64 in. |
| July | 65.5 °F | 86.9 °F | 3.97 in. |
| August | 64.0 °F | 86.3 °F | 3.52 in. |
| September | 55.8 °F | 80.2 °F | 2.93 in. |
| October | 44.1 °F | 68.5 °F | 3.09 in. |
| November | 33.8 °F | 54.7 °F | 3.24 in. |
| December | 28.0 °F | 44.1 °F | 3.53 in. |
| Annual | 44.2 °F | 65.4 °F | 44.65 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 |