Rendville, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 40.3 °F (low) to 62.8 °F (high). Annual precipitation averages 42.9 Inches. Rendville 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 | 19.2 °F | 37.9 °F | 3.29 in. |
| February | 20.9 °F | 41.1 °F | 2.68 in. |
| March | 28.3 °F | 51.1 °F | 3.63 in. |
| April | 38.3 °F | 64.4 °F | 3.88 in. |
| May | 48.7 °F | 73.0 °F | 4.24 in. |
| June | 57.8 °F | 80.8 °F | 4.65 in. |
| July | 61.8 °F | 84.1 °F | 4.38 in. |
| August | 60.0 °F | 83.3 °F | 3.43 in. |
| September | 52.2 °F | 76.7 °F | 3.55 in. |
| October | 40.4 °F | 65.1 °F | 2.99 in. |
| November | 31.0 °F | 53.3 °F | 3.01 in. |
| December | 24.7 °F | 42.4 °F | 3.16 in. |
| Annual | 40.3 °F | 62.8 °F | 42.89 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |