Prescott, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 33.4 °F (low) to 55.7 °F (high). Annual precipitation averages 32.4 Inches. Prescott is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 10.9 °F | 28.3 °F | 1.87 in. |
| February | 10.6 °F | 31.2 °F | 1.58 in. |
| March | 18.7 °F | 41.4 °F | 1.8 in. |
| April | 30.1 °F | 54.2 °F | 3.19 in. |
| May | 41.8 °F | 67.1 °F | 3.45 in. |
| June | 51.4 °F | 76.8 °F | 3.55 in. |
| July | 55.6 °F | 80.8 °F | 3.17 in. |
| August | 54.1 °F | 79.2 °F | 3.37 in. |
| September | 46.3 °F | 72.2 °F | 2.73 in. |
| October | 35.8 °F | 58.6 °F | 3.32 in. |
| November | 27.1 °F | 44.7 °F | 2.4 in. |
| December | 18.6 °F | 33.7 °F | 1.95 in. |
| Annual | 33.4 °F | 55.7 °F | 32.38 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |