| Grant Park, IL | Oswego, IL | United States |
Rainfall | 39.2 | 38.8 | 38.1 |
Snowfall | 25.5 | 29.6 | 27.8 |
Precipitation Days | 109.5 | 122.8 | 106.2 |
Sunny | 185 | 188 | 205 |
Avg. July High | 84.1 | 83.8 | 85.8 |
Avg. Jan. Low | 15.5 | 14.8 | 21.7 |
Comfort Index (higher=better) | 7 | 6.8 | 7 |
UV Index | 3.5 | 3.4 | 4.3 |
Elevation ft. | 699 | 640 | 2443 |