Mayfield, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 41.2 °F (low) to 58.3 °F (high). Annual precipitation averages 45.6 Inches. Mayfield 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 | 19.2 °F | 33.6 °F | 3.42 in. |
| February | 19.8 °F | 36.0 °F | 2.45 in. |
| March | 27.2 °F | 44.7 °F | 3.25 in. |
| April | 38.3 °F | 57.2 °F | 3.82 in. |
| May | 48.8 °F | 68.1 °F | 4.03 in. |
| June | 58.2 °F | 77.0 °F | 4.12 in. |
| July | 62.5 °F | 80.7 °F | 4.5 in. |
| August | 61.3 °F | 79.4 °F | 4.07 in. |
| September | 54.6 °F | 73.6 °F | 4.31 in. |
| October | 44.2 °F | 61.6 °F | 4.27 in. |
| November | 34.4 °F | 49.3 °F | 3.72 in. |
| December | 25.9 °F | 38.7 °F | 3.61 in. |
| Annual | 41.2 °F | 58.3 °F | 45.57 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 |