Auburn, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 38.1 °F (low) to 57 °F (high). Annual precipitation averages 32.9 Inches. Auburn is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 15.6 °F | 29.7 °F | 1.91 in. |
| February | 15.9 °F | 32.1 °F | 1.61 in. |
| March | 24.0 °F | 42.2 °F | 1.89 in. |
| April | 34.9 °F | 55.3 °F | 3.5 in. |
| May | 46.8 °F | 68.2 °F | 3.5 in. |
| June | 56.7 °F | 78.2 °F | 3.65 in. |
| July | 60.1 °F | 82.1 °F | 2.82 in. |
| August | 58.4 °F | 80.1 °F | 3.77 in. |
| September | 50.7 °F | 73.7 °F | 2.8 in. |
| October | 40.4 °F | 60.5 °F | 3.2 in. |
| November | 31.0 °F | 46.6 °F | 2.39 in. |
| December | 22.5 °F | 35.1 °F | 1.88 in. |
| Annual | 38.1 °F | 57 °F | 32.92 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| 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 |