Put-in-Bay, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 45.1 °F (low) to 56.5 °F (high). Annual precipitation averages 35.2 Inches. Put-in-Bay is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 21.0 °F | 32.0 °F | 2.04 in. |
| February | 22.1 °F | 34.0 °F | 1.89 in. |
| March | 29.5 °F | 41.8 °F | 2.53 in. |
| April | 40.4 °F | 53.6 °F | 3.54 in. |
| May | 52.6 °F | 64.6 °F | 3.78 in. |
| June | 63.2 °F | 74.9 °F | 3.4 in. |
| July | 68.2 °F | 79.8 °F | 3.14 in. |
| August | 67.5 °F | 78.7 °F | 3.67 in. |
| September | 61.1 °F | 72.4 °F | 3.2 in. |
| October | 49.2 °F | 60.7 °F | 3.42 in. |
| November | 37.9 °F | 47.9 °F | 2.46 in. |
| December | 28.1 °F | 37.2 °F | 2.16 in. |
| Annual | 45.1 °F | 56.5 °F | 35.23 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°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 |