East Grand Rapids, Michigan has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 38.4 °F (low) to 56.9 °F (high). Annual precipitation averages 38.8 Inches. East Grand Rapids 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 | 16.9 °F | 30.0 °F | 2.89 in. |
| February | 17.3 °F | 32.6 °F | 2.2 in. |
| March | 24.5 °F | 42.9 °F | 2.44 in. |
| April | 35.3 °F | 56.2 °F | 3.88 in. |
| May | 46.5 °F | 68.0 °F | 4.13 in. |
| June | 56.2 °F | 77.6 °F | 3.75 in. |
| July | 60.1 °F | 81.4 °F | 3.39 in. |
| August | 58.7 °F | 79.8 °F | 3.28 in. |
| September | 50.9 °F | 72.9 °F | 3.24 in. |
| October | 40.2 °F | 59.9 °F | 3.75 in. |
| November | 30.9 °F | 46.2 °F | 3.14 in. |
| December | 23.0 °F | 35.2 °F | 2.66 in. |
| Annual | 38.4 °F | 56.9 °F | 38.75 in. |
| 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 : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |