Sebewaing, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 38.9 °F (low) to 55.9 °F (high). Annual precipitation averages 28.8 Inches. 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 | 16.0 °F | 29.3 °F | 1.45 in. |
| February | 16.3 °F | 31.7 °F | 1.39 in. |
| March | 24.5 °F | 41.1 °F | 1.38 in. |
| April | 35.2 °F | 54.1 °F | 3.02 in. |
| May | 47.2 °F | 66.9 °F | 2.99 in. |
| June | 57.1 °F | 76.4 °F | 3.32 in. |
| July | 61.0 °F | 80.6 °F | 2.96 in. |
| August | 59.6 °F | 78.7 °F | 3.13 in. |
| September | 52.7 °F | 72.2 °F | 2.79 in. |
| October | 42.1 °F | 59.5 °F | 2.69 in. |
| November | 32.3 °F | 46.0 °F | 2.08 in. |
| December | 23.3 °F | 34.8 °F | 1.55 in. |
| Annual | 38.9 °F | 55.9 °F | 28.75 in. |
| 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 : -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 |