Midland, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.2 °C (low) to 14 °C (high). Annual precipitation averages 852.2 Millimeters. Midland 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 | -9.3 °C | -1.1 °C | 53.85 mm |
| February | -9.1 °C | 0.2 °C | 46.23 mm |
| March | -4.6 °C | 5.9 °C | 51.56 mm |
| April | 1.5 °C | 13.2 °C | 88.39 mm |
| May | 8.1 °C | 20.4 °C | 91.44 mm |
| June | 13.6 °C | 25.8 °C | 88.65 mm |
| July | 15.4 °C | 27.9 °C | 73.91 mm |
| August | 14.4 °C | 26.8 °C | 86.61 mm |
| September | 10.1 °C | 23.2 °C | 70.61 mm |
| October | 4.4 °C | 15.9 °C | 82.3 mm |
| November | -0.8 °C | 8.2 °C | 64.77 mm |
| December | -5.4 °C | 1.8 °C | 53.85 mm |
| Annual | 3.2 °C | 14 °C | 852.17 mm |
| 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 : -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 |