Villa Park, Illinois has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5 °C (low) to 15.3 °C (high). Annual precipitation averages 1001.8 Millimeters. Villa Park 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. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.8 °C | -0.3 °C | 54.61 mm |
| February | -7.3 °C | 1.8 °C | 54.36 mm |
| March | -2.1 °C | 8.1 °C | 58.67 mm |
| April | 3.7 °C | 15.1 °C | 98.55 mm |
| May | 9.7 °C | 21.3 °C | 121.41 mm |
| June | 15.3 °C | 26.8 °C | 114.81 mm |
| July | 18.1 °C | 29.2 °C | 95 mm |
| August | 17.3 °C | 28.1 °C | 106.68 mm |
| September | 12.9 °C | 24.4 °C | 85.85 mm |
| October | 6.2 °C | 17.2 °C | 88.14 mm |
| November | -0.1 °C | 9.2 °C | 65.79 mm |
| December | -5.5 °C | 2.6 °C | 57.91 mm |
| Annual | 5 °C | 15.3 °C | 1001.78 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°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 |