East Grand Rapids, Michigan has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3.5 °C (low) to 13.8 °C (high). Annual precipitation averages 984.3 Millimeters. 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 | -8.4 °C | -1.1 °C | 73.41 mm |
| February | -8.2 °C | 0.3 °C | 55.88 mm |
| March | -4.2 °C | 6.1 °C | 61.98 mm |
| April | 1.8 °C | 13.4 °C | 98.55 mm |
| May | 8.1 °C | 20 °C | 104.9 mm |
| June | 13.4 °C | 25.3 °C | 95.25 mm |
| July | 15.6 °C | 27.4 °C | 86.11 mm |
| August | 14.8 °C | 26.6 °C | 83.31 mm |
| September | 10.5 °C | 22.7 °C | 82.3 mm |
| October | 4.6 °C | 15.5 °C | 95.25 mm |
| November | -0.6 °C | 7.9 °C | 79.76 mm |
| December | -5 °C | 1.8 °C | 67.56 mm |
| Annual | 3.5 °C | 13.8 °C | 984.26 mm |
| 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 : -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 | Dfa - Humid Continental Hot Summers With Year Around Precipitation |