| National City, CA | San Marcos, CA | United States |
Rainfall | 10 | 14 | 38 |
Snowfall | 0 | 0 | 28 |
Precipitation | 38 | 41 | 106 |
Sunny | 258 | 265 | 205 |
Avg. July High | 76 | 81 | 86 |
Avg. Jan. Low | 49 | 45 | 22 |
Comfort Index (higher=better) | 9.3 | 9.1 | 7 |
UV Index | 5.9 | 5.9 | 4.3 |
Elevation | 66 | 581 | 2443 |