| Foster City, CA | North Chicago, IL | United States |
Rainfall | 19.1 | 36.1 | 38.1 |
Snowfall | 0 | 38.2 | 27.8 |
Precipitation Days | 62 | 119.9 | 106.2 |
Sunny | 262 | 188 | 205 |
Avg. July High | 77.9 | 81.4 | 85.8 |
Avg. Jan. Low | 41.1 | 15.5 | 21.7 |
Comfort Index (higher=better) | 8.7 | 6.8 | 7 |
UV Index | 4.9 | 3.7 | 4.3 |
Elevation ft. | 7 | 653 | 2443 |