Hesperia, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 2.3 °C (low) to 13.6 °C (high). Annual precipitation averages 916.4 Millimeters. Hesperia is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -9.3 °C | -1.2 °C | 60.45 mm |
| February | -9.4 °C | 0.3 °C | 41.66 mm |
| March | -5.6 °C | 5.8 °C | 56.39 mm |
| April | 0.4 °C | 12.9 °C | 97.54 mm |
| May | 6.6 °C | 19.8 °C | 94.23 mm |
| June | 11.8 °C | 25.2 °C | 88.14 mm |
| July | 13.9 °C | 27.2 °C | 77.47 mm |
| August | 13.3 °C | 26.3 °C | 79.25 mm |
| September | 9.2 °C | 22.4 °C | 80.77 mm |
| October | 3.4 °C | 15.2 °C | 103.38 mm |
| November | -1.3 °C | 7.6 °C | 74.68 mm |
| December | -5.8 °C | 1.5 °C | 62.48 mm |
| Annual | 2.3 °C | 13.6 °C | 916.44 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |