| Round Lake Beach, IL | McHenry, IL | United States |
Rainfall | 37 | 36 | 38 |
Snowfall | 43 | 37 | 28 |
Precipitation | 121 | 113 | 106 |
Sunny | 188 | 189 | 205 |
Avg. July High | 82 | 82 | 86 |
Avg. Jan. Low | 14 | 13 | 22 |
Comfort Index (higher=better) | 6.7 | 6.8 | 7 |
UV Index | 3.7 | 3.4 | 4.3 |
Elevation | 768 | 797 | 2443 |