Perrinton, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 37.5 °F (low) to 57.1 °F (high). Annual precipitation averages 34.6 Inches. Perrinton is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 15.0 °F | 29.5 °F | 2.19 in. |
| February | 15.6 °F | 32.3 °F | 1.84 in. |
| March | 23.8 °F | 42.9 °F | 2.11 in. |
| April | 34.7 °F | 56.2 °F | 3.49 in. |
| May | 46.4 °F | 68.5 °F | 3.86 in. |
| June | 56.2 °F | 78.2 °F | 3.54 in. |
| July | 59.3 °F | 82.1 °F | 3.19 in. |
| August | 57.7 °F | 80.0 °F | 3.5 in. |
| September | 49.7 °F | 73.7 °F | 2.9 in. |
| October | 39.3 °F | 60.4 °F | 3.28 in. |
| November | 30.2 °F | 46.7 °F | 2.61 in. |
| December | 21.8 °F | 35.0 °F | 2.07 in. |
| Annual | 37.5 °F | 57.1 °F | 34.58 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |