Zeeland, Michigan has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 39.4 °F (low) to 57 °F (high). Annual precipitation averages 38.9 Inches. Zeeland 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 | 18.2 °F | 30.7 °F | 3.04 in. |
| February | 18.6 °F | 33.0 °F | 2.14 in. |
| March | 25.7 °F | 43.1 °F | 2.17 in. |
| April | 36.2 °F | 56.1 °F | 3.67 in. |
| May | 47.2 °F | 67.7 °F | 4.16 in. |
| June | 56.9 °F | 77.1 °F | 3.85 in. |
| July | 60.6 °F | 81.0 °F | 3.24 in. |
| August | 59.5 °F | 79.6 °F | 3.54 in. |
| September | 52.1 °F | 73.5 °F | 3.22 in. |
| October | 41.6 °F | 60.1 °F | 4.01 in. |
| November | 32.1 °F | 46.7 °F | 3.22 in. |
| December | 24.4 °F | 35.7 °F | 2.67 in. |
| Annual | 39.4 °F | 57 °F | 38.93 in. |
| 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 : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |