Martin, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.8 °C (low) to 14.6 °C (high). Annual precipitation averages 1038.1 Millimeters. Martin 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 | -8.1 °C | -0.3 °C | 82.04 mm |
| February | -7.8 °C | 1.2 °C | 56.9 mm |
| March | -3.7 °C | 7.1 °C | 62.99 mm |
| April | 2.3 °C | 14.4 °C | 98.81 mm |
| May | 8.6 °C | 20.8 °C | 111.25 mm |
| June | 13.6 °C | 25.8 °C | 102.87 mm |
| July | 15.6 °C | 27.9 °C | 93.73 mm |
| August | 14.8 °C | 27 °C | 95.5 mm |
| September | 10.6 °C | 23.5 °C | 85.85 mm |
| October | 4.8 °C | 16.3 °C | 98.81 mm |
| November | -0.4 °C | 8.7 °C | 79.25 mm |
| December | -4.8 °C | 2.3 °C | 70.1 mm |
| Annual | 3.8 °C | 14.6 °C | 1038.1 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 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |