| Pittsburgh Relative Humidity (Morning) | Pittsburgh Relative Humidity (Afternoon) |
|---|---|
| 79% | 57% |
| Relative Humidity | ||||
|---|---|---|---|---|
| Morning Percentage | Afternoon Percentage | |||
| January | 77%
|
66%
|
||
| February | 76%
|
62%
|
||
| March | 76%
|
57%
|
||
| April | 73%
|
50%
|
||
| May | 77%
|
52%
|
||
| June | 80%
|
53%
|
||
| July | 83%
|
54%
|
||
| August | 86%
|
56%
|
||
| September | 86%
|
57%
|
||
| October | 82%
|
54%
|
||
| November | 79%
|
62%
|
||
| December | 78%
|
67%
|
||
| Annual | 79%
|
57%
|
||