Arcadia, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.9 °C (low) to 12.1 °C (high). Annual precipitation averages 888.2 Millimeters. Arcadia 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 | -7.2 °C | -1.6 °C | 58.93 mm |
| February | -7.1 °C | -0.7 °C | 41.4 mm |
| March | -4.2 °C | 4 °C | 49.28 mm |
| April | 1.3 °C | 10.7 °C | 81.03 mm |
| May | 6.9 °C | 17.3 °C | 83.82 mm |
| June | 12.3 °C | 22.6 °C | 82.3 mm |
| July | 15.6 °C | 24.8 °C | 76.96 mm |
| August | 15.4 °C | 24.3 °C | 82.8 mm |
| September | 11.7 °C | 21.2 °C | 92.71 mm |
| October | 5.8 °C | 14.3 °C | 106.17 mm |
| November | 0.7 °C | 7.1 °C | 73.66 mm |
| December | -3.9 °C | 1.3 °C | 59.18 mm |
| Annual | 3.9 °C | 12.1 °C | 888.24 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 |