Colon, Michigan has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4.3 °C (low) to 14.6 °C (high). Annual precipitation averages 1009.7 Millimeters. Colon 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 | -8.4 °C | -0.5 °C | 65.28 mm |
| February | -7.7 °C | 1.1 °C | 53.85 mm |
| March | -3.1 °C | 7.2 °C | 61.98 mm |
| April | 3.1 °C | 14.5 °C | 92.2 mm |
| May | 9.7 °C | 20.9 °C | 108.2 mm |
| June | 15 °C | 26 °C | 106.17 mm |
| July | 16.4 °C | 28 °C | 101.85 mm |
| August | 15.4 °C | 26.8 °C | 107.19 mm |
| September | 11.2 °C | 23.7 °C | 87.12 mm |
| October | 5.1 °C | 16.3 °C | 93.73 mm |
| November | -0.2 °C | 8.8 °C | 72.14 mm |
| December | -4.9 °C | 2.2 °C | 59.94 mm |
| Annual | 4.3 °C | 14.6 °C | 1009.65 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 | Dfa - Humid Continental Hot Summers With Year Around Precipitation |