Perry, Ohio has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 42.3 °F (low) to 57.6 °F (high). Annual precipitation averages 43.5 Inches. Perry 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 | 20.6 °F | 33.8 °F | 3.22 in. |
| February | 20.6 °F | 35.5 °F | 2.32 in. |
| March | 27.3 °F | 43.2 °F | 2.98 in. |
| April | 38.5 °F | 56.0 °F | 3.76 in. |
| May | 49.7 °F | 67.0 °F | 3.77 in. |
| June | 59.4 °F | 75.8 °F | 4.01 in. |
| July | 64.1 °F | 79.6 °F | 4.27 in. |
| August | 62.8 °F | 78.4 °F | 3.68 in. |
| September | 56.2 °F | 72.8 °F | 4.24 in. |
| October | 45.8 °F | 60.9 °F | 4.06 in. |
| November | 35.9 °F | 49.5 °F | 3.65 in. |
| December | 27.2 °F | 38.9 °F | 3.57 in. |
| Annual | 42.3 °F | 57.6 °F | 43.53 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 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |