Chesaning, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.1 °C (low) to 14.3 °C (high). Annual precipitation averages 831.9 Millimeters. Chesaning 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 | -9.3 °C | -0.9 °C | 53.85 mm |
| February | -9.1 °C | 0.4 °C | 43.69 mm |
| March | -4.4 °C | 6.3 °C | 48.77 mm |
| April | 1.4 °C | 13.8 °C | 87.63 mm |
| May | 7.9 °C | 20.8 °C | 91.69 mm |
| June | 13.3 °C | 26.1 °C | 84.33 mm |
| July | 15.3 °C | 28.3 °C | 83.82 mm |
| August | 14.4 °C | 27.1 °C | 84.58 mm |
| September | 10.1 °C | 23.6 °C | 65.02 mm |
| October | 4.4 °C | 16.3 °C | 77.98 mm |
| November | -0.8 °C | 8.4 °C | 60.2 mm |
| December | -5.5 °C | 1.9 °C | 50.29 mm |
| Annual | 3.1 °C | 14.3 °C | 831.85 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°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 |