| Norristown, PA | Butler, PA | United States |
Rainfall | 47 | 43 | 38 |
Snowfall | 17 | 39 | 28 |
Precipitation | 114 | 159 | 106 |
Sunny | 209 | 162 | 205 |
Avg. July High | 87 | 82 | 86 |
Avg. Jan. Low | 21 | 18 | 22 |
Comfort Index (higher=better) | 7.2 | 6.7 | 7 |
UV Index | 4.1 | 3.5 | 4.3 |
Elevation | 154 | 1043 | 2443 |