Carsonville, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 37.4 °F (low) to 55.7 °F (high). Annual precipitation averages 32.3 Inches. Carsonville 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. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 15.2 °F | 29.0 °F | 2.17 in. |
| February | 15.2 °F | 31.5 °F | 1.63 in. |
| March | 23.4 °F | 41.1 °F | 1.89 in. |
| April | 33.7 °F | 53.4 °F | 3.0 in. |
| May | 45.0 °F | 65.6 °F | 3.4 in. |
| June | 54.7 °F | 75.7 °F | 3.29 in. |
| July | 59.2 °F | 80.4 °F | 3.11 in. |
| August | 58.0 °F | 78.7 °F | 3.09 in. |
| September | 50.7 °F | 72.8 °F | 3.25 in. |
| October | 40.6 °F | 59.6 °F | 2.94 in. |
| November | 30.8 °F | 46.1 °F | 2.46 in. |
| December | 22.1 °F | 34.6 °F | 2.06 in. |
| Annual | 37.4 °F | 55.7 °F | 32.29 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 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 |