Mayfield Heights, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 40.5 °F (low) to 58.6 °F (high). Annual precipitation averages 45.9 Inches. Mayfield Heights 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. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.4 °F | 33.2 °F | 3.45 in. |
| February | 18.9 °F | 35.8 °F | 2.48 in. |
| March | 26.4 °F | 44.6 °F | 3.31 in. |
| April | 37.5 °F | 58.0 °F | 3.87 in. |
| May | 48.0 °F | 69.1 °F | 4.08 in. |
| June | 57.6 °F | 77.7 °F | 4.17 in. |
| July | 61.9 °F | 81.5 °F | 4.51 in. |
| August | 60.7 °F | 80.2 °F | 4.09 in. |
| September | 54.0 °F | 73.8 °F | 4.34 in. |
| October | 43.5 °F | 61.7 °F | 4.27 in. |
| November | 33.6 °F | 48.9 °F | 3.74 in. |
| December | 25.0 °F | 38.1 °F | 3.63 in. |
| Annual | 40.5 °F | 58.6 °F | 45.94 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| 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 |