Sebewaing, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.9 °C (low) to 13.3 °C (high). Annual precipitation averages 730.3 Millimeters. Sebewaing 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.9 °C | -1.5 °C | 36.83 mm |
| February | -8.7 °C | -0.2 °C | 35.31 mm |
| March | -4.2 °C | 5.1 °C | 35.05 mm |
| April | 1.8 °C | 12.3 °C | 76.71 mm |
| May | 8.4 °C | 19.4 °C | 75.95 mm |
| June | 13.9 °C | 24.7 °C | 84.33 mm |
| July | 16.1 °C | 27 °C | 75.18 mm |
| August | 15.3 °C | 25.9 °C | 79.5 mm |
| September | 11.5 °C | 22.3 °C | 70.87 mm |
| October | 5.6 °C | 15.3 °C | 68.33 mm |
| November | 0.2 °C | 7.8 °C | 52.83 mm |
| December | -4.8 °C | 1.6 °C | 39.37 mm |
| Annual | 3.9 °C | 13.3 °C | 730.26 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| 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 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |