Marblehead, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.6 °F (low) to 57.1 °F (high). Annual precipitation averages 35.8 Inches. Marblehead is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 20.7 °F | 32.5 °F | 2.28 in. |
| February | 21.9 °F | 34.6 °F | 2.03 in. |
| March | 29.1 °F | 42.4 °F | 2.6 in. |
| April | 40.3 °F | 54.9 °F | 3.65 in. |
| May | 52.2 °F | 66.1 °F | 3.47 in. |
| June | 63.2 °F | 75.7 °F | 3.75 in. |
| July | 67.7 °F | 80.2 °F | 3.34 in. |
| August | 67.0 °F | 78.7 °F | 3.39 in. |
| September | 60.0 °F | 72.6 °F | 3.05 in. |
| October | 48.1 °F | 61.7 °F | 3.24 in. |
| November | 37.2 °F | 48.3 °F | 2.66 in. |
| December | 27.4 °F | 37.9 °F | 2.37 in. |
| Annual | 44.6 °F | 57.1 °F | 35.83 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 100-125 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 |