| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F |
| 2012 Hardiness Zone: | Zone 5b: -15°F to -10°F |
| 1990 Hardiness Zone: | Zone 5a: -20F to -15F |
| Average First Frost Date: | Oct. 21 - Oct. 31 |
| Average Last Frost Date: | May 1 - May 10 |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers |
| Ecoregion: | 54f - Valparaiso-Wheaton Morainal Complex |
| Heat Zone Days: | 1 - 7 days Over 86°F |
Annual Climate Data for ZIP Code 60181 - Villa Park, IL | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 14 | 19 | 28 | 38 | 48 | 57 | 63 | 61 | 53 | 42 | 31 | 20 | 39 |
| Avg Max Temp (°F) | 31 | 36 | 48 | 60 | 72 | 82 | 85 | 83 | 76 | 64 | 49 | 36 | 60 |
| Avg Precip (In.) | 1.77 | 1.55 | 2.6 | 3.75 | 3.79 | 4 | 3.9 | 4.5 | 3.38 | 2.66 | 3.13 | 2.41 | 37.43 |