| Washington, DC | San Luis Obispo, CA | United States |
Rainfall | 43.3 | 20 | 38.1 |
Snowfall | 13.7 | 0 | 27.8 |
Precipitation Days | 114.3 | 50.5 | 106.2 |
Sunny | 203 | 287 | 205 |
Avg. July High | 88.5 | 73.7 | 85.8 |
Avg. Jan. Low | 26.5 | 42.8 | 21.7 |
Comfort Index (higher=better) | 7.3 | 8.8 | 7 |
UV Index | 4.1 | 5.3 | 4.3 |
Elevation ft. | 23 | 233 | 2443 |