Hometown, Illinois has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 42.8 °F (low) to 60 °F (high). Annual precipitation averages 39.7 Inches. Hometown is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.0 °F | 32.3 °F | 2.15 in. |
| February | 20.8 °F | 36.0 °F | 2.05 in. |
| March | 29.9 °F | 46.8 °F | 2.38 in. |
| April | 40.2 °F | 59.4 °F | 3.93 in. |
| May | 51.1 °F | 70.5 °F | 4.7 in. |
| June | 61.3 °F | 80.5 °F | 4.33 in. |
| July | 66.5 °F | 84.8 °F | 4.47 in. |
| August | 65.2 °F | 82.9 °F | 4.15 in. |
| September | 57.8 °F | 76.5 °F | 3.21 in. |
| October | 45.2 °F | 63.4 °F | 3.43 in. |
| November | 33.8 °F | 49.2 °F | 2.55 in. |
| December | 23.6 °F | 37.4 °F | 2.34 in. |
| Annual | 42.8 °F | 60 °F | 39.69 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |