| Duncan, OK | West Chicago, IL | United States |
Rainfall | 37 | 38 | 38 |
Snowfall | 4 | 31 | 28 |
Precipitation | 75 | 119 | 106 |
Sunny | 241 | 187 | 205 |
Avg. July High | 94 | 85 | 86 |
Avg. Jan. Low | 27 | 14 | 22 |
Comfort Index (higher=better) | 7.3 | 6.8 | 7 |
UV Index | 4.9 | 3.4 | 4.3 |
Elevation | 1125 | 784 | 2443 |