Benzonia, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 3.1 °C (low) to 12.4 °C (high). Annual precipitation averages 893.3 Millimeters. Benzonia 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 | -8.4 °C | -2.1 °C | 58.93 mm |
| February | -8.5 °C | -0.9 °C | 42.16 mm |
| March | -5.1 °C | 4.4 °C | 50.04 mm |
| April | 0.6 °C | 11.2 °C | 79.76 mm |
| May | 6.6 °C | 18.3 °C | 83.82 mm |
| June | 12.2 °C | 23.6 °C | 80.77 mm |
| July | 15.1 °C | 25.9 °C | 75.18 mm |
| August | 14.6 °C | 25.2 °C | 80.77 mm |
| September | 10.7 °C | 21.5 °C | 95.76 mm |
| October | 4.9 °C | 14.2 °C | 107.95 mm |
| November | -0.2 °C | 6.8 °C | 76.71 mm |
| December | -4.9 °C | 0.9 °C | 61.47 mm |
| Annual | 3.1 °C | 12.4 °C | 893.32 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 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |