Bloomingdale, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.9 °C (low) to 14.7 °C (high). Annual precipitation averages 1029.7 Millimeters. Bloomingdale 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 | -8 °C | -0.2 °C | 79.25 mm |
| February | -7.6 °C | 1.3 °C | 57.91 mm |
| March | -3.5 °C | 7.1 °C | 62.99 mm |
| April | 2.4 °C | 14.4 °C | 89.15 mm |
| May | 8.6 °C | 20.8 °C | 106.17 mm |
| June | 13.4 °C | 25.8 °C | 99.31 mm |
| July | 15.7 °C | 28.2 °C | 88.9 mm |
| August | 15 °C | 27.3 °C | 98.55 mm |
| September | 10.8 °C | 23.8 °C | 87.88 mm |
| October | 4.7 °C | 16.4 °C | 106.43 mm |
| November | -0.2 °C | 8.9 °C | 79.76 mm |
| December | -4.7 °C | 2.5 °C | 73.41 mm |
| Annual | 3.9 °C | 14.7 °C | 1029.71 mm |
| 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 : -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 |