Battle Creek, Iowa has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 2.6 °C (low) to 15 °C (high). Annual precipitation averages 799.3 Millimeters. Battle Creek is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -12.7 °C | -2.2 °C | 19.05 mm |
| February | -10.3 °C | 0.5 °C | 21.84 mm |
| March | -4.1 °C | 8 °C | 43.18 mm |
| April | 1.8 °C | 15.7 °C | 83.31 mm |
| May | 8.7 °C | 21.9 °C | 110.49 mm |
| June | 14.8 °C | 27.6 °C | 127.76 mm |
| July | 16.9 °C | 29.2 °C | 93.47 mm |
| August | 15.4 °C | 28.1 °C | 107.95 mm |
| September | 10.3 °C | 24.8 °C | 74.93 mm |
| October | 3.2 °C | 17.4 °C | 56.13 mm |
| November | -3.9 °C | 8.2 °C | 34.54 mm |
| December | -9.5 °C | 0.6 °C | 26.67 mm |
| Annual | 2.6 °C | 15 °C | 799.32 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -28.9°C to -26.1°C |
| Plant Hardiness Zone - 2012 | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |