Fruitport, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 4.4 °C (low) to 13.5 °C (high). Annual precipitation averages 922 Millimeters. Fruitport is located in USDA Plant Hardiness Zone 6b. 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 | -7.3 °C | -0.6 °C | 70.36 mm |
| February | -7.2 °C | 0.7 °C | 50.29 mm |
| March | -3.3 °C | 6 °C | 54.86 mm |
| April | 2.5 °C | 12.6 °C | 92.46 mm |
| May | 8.6 °C | 19.1 °C | 90.93 mm |
| June | 13.7 °C | 24.2 °C | 87.12 mm |
| July | 16.2 °C | 26.5 °C | 77.22 mm |
| August | 15.6 °C | 25.8 °C | 81.53 mm |
| September | 11.5 °C | 22.4 °C | 81.79 mm |
| October | 5.7 °C | 15.2 °C | 92.96 mm |
| November | 0.5 °C | 8.2 °C | 77.22 mm |
| December | -3.8 °C | 2.2 °C | 65.28 mm |
| Annual | 4.4 °C | 13.5 °C | 922.02 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 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |