Miami Heights, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.5 °F (low) to 64.2 °F (high). Annual precipitation averages 46.3 Inches. Miami Heights 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 | 22.7 °F | 38.8 °F | 3.59 in. |
| February | 24.7 °F | 42.9 °F | 2.84 in. |
| March | 33.0 °F | 52.8 °F | 4.23 in. |
| April | 43.4 °F | 65.4 °F | 4.71 in. |
| May | 53.5 °F | 74.4 °F | 4.95 in. |
| June | 62.5 °F | 82.8 °F | 4.76 in. |
| July | 65.6 °F | 85.9 °F | 4.17 in. |
| August | 64.2 °F | 85.3 °F | 3.36 in. |
| September | 56.9 °F | 78.9 °F | 3.25 in. |
| October | 45.2 °F | 67.0 °F | 3.3 in. |
| November | 34.9 °F | 53.6 °F | 3.42 in. |
| December | 27.5 °F | 42.9 °F | 3.75 in. |
| Annual | 44.5 °F | 64.2 °F | 46.33 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 |