Godley, Illinois has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4.8 °C (low) to 15.8 °C (high). Annual precipitation averages 964.7 Millimeters. Godley is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.9 °C | -0.2 °C | 53.34 mm |
| February | -7.3 °C | 2.1 °C | 47.24 mm |
| March | -2 °C | 8.8 °C | 60.2 mm |
| April | 3.8 °C | 16.1 °C | 92.71 mm |
| May | 10.1 °C | 22.2 °C | 119.38 mm |
| June | 15.7 °C | 27.4 °C | 115.57 mm |
| July | 17.6 °C | 29.1 °C | 102.87 mm |
| August | 16.6 °C | 28.2 °C | 96.27 mm |
| September | 12.2 °C | 25.2 °C | 84.33 mm |
| October | 5.6 °C | 17.9 °C | 77.47 mm |
| November | -0.3 °C | 9.6 °C | 62.74 mm |
| December | -5.7 °C | 2.7 °C | 52.58 mm |
| Annual | 4.8 °C | 15.8 °C | 964.7 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |