Dorr, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.7 °C (low) to 14 °C (high). Annual precipitation averages 1023.1 Millimeters. Dorr 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 | -7.9 °C | -0.7 °C | 80.52 mm |
| February | -7.8 °C | 0.6 °C | 57.4 mm |
| March | -3.8 °C | 6.4 °C | 62.74 mm |
| April | 1.9 °C | 13.8 °C | 100.08 mm |
| May | 7.9 °C | 20.1 °C | 108.97 mm |
| June | 13.4 °C | 25.2 °C | 99.57 mm |
| July | 15.3 °C | 27.3 °C | 90.17 mm |
| August | 14.7 °C | 26.4 °C | 89.66 mm |
| September | 10.5 °C | 22.9 °C | 84.58 mm |
| October | 4.8 °C | 15.8 °C | 98.04 mm |
| November | -0.3 °C | 8.2 °C | 81.03 mm |
| December | -4.6 °C | 2.1 °C | 70.36 mm |
| Annual | 3.7 °C | 14 °C | 1023.12 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 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |