Sunfield, Michigan has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 38.2 °F (low) to 57.1 °F (high). Annual precipitation averages 36.4 Inches. Sunfield 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 | 16.1 °F | 29.9 °F | 2.39 in. |
| February | 16.5 °F | 32.8 °F | 2.06 in. |
| March | 24.4 °F | 43.2 °F | 2.26 in. |
| April | 35.3 °F | 56.4 °F | 3.55 in. |
| May | 47.2 °F | 68.6 °F | 3.97 in. |
| June | 56.6 °F | 77.9 °F | 3.76 in. |
| July | 60.0 °F | 81.6 °F | 3.35 in. |
| August | 58.5 °F | 79.8 °F | 3.6 in. |
| September | 50.8 °F | 73.4 °F | 3.04 in. |
| October | 40.0 °F | 60.2 °F | 3.44 in. |
| November | 30.7 °F | 46.5 °F | 2.75 in. |
| December | 22.5 °F | 34.9 °F | 2.24 in. |
| Annual | 38.2 °F | 57.1 °F | 36.41 in. |
| 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 : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |