| Lake Oswego, OR | Winnetka, IL | United States |
Rainfall | 42 | 36 | 38 |
Snowfall | 2 | 36 | 28 |
Precipitation | 147 | 125 | 106 |
Sunny | 141 | 188 | 205 |
Avg. July High | 81 | 83 | 86 |
Avg. Jan. Low | 37 | 17 | 22 |
Comfort Index (higher=better) | 7.6 | 6.9 | 7 |
UV Index | 2.8 | 3.6 | 4.3 |
Elevation | 180 | 653 | 2443 |