Kirtland Hills, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 41.5 °F (low) to 58.1 °F (high). Annual precipitation averages 48.1 Inches. Kirtland Hills is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 19.8 °F | 34.2 °F | 3.77 in. |
| February | 20.2 °F | 36.3 °F | 2.61 in. |
| March | 27.4 °F | 44.8 °F | 3.33 in. |
| April | 38.2 °F | 56.6 °F | 3.71 in. |
| May | 49.1 °F | 67.4 °F | 4.1 in. |
| June | 58.4 °F | 76.3 °F | 4.21 in. |
| July | 62.7 °F | 79.9 °F | 4.83 in. |
| August | 61.1 °F | 78.7 °F | 4.3 in. |
| September | 54.8 °F | 73.1 °F | 4.48 in. |
| October | 44.5 °F | 61.1 °F | 4.61 in. |
| November | 35.1 °F | 49.9 °F | 4.15 in. |
| December | 26.7 °F | 39.3 °F | 4.01 in. |
| Annual | 41.5 °F | 58.1 °F | 48.11 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |