| Philadelphia Relative Humidity (Morning) | Philadelphia Relative Humidity (Afternoon) |
|---|---|
| 76% | 55% |
| Relative Humidity | ||||
|---|---|---|---|---|
| Morning Percentage | Afternoon Percentage | |||
| January | 73%
|
59%
|
||
| February | 72%
|
55%
|
||
| March | 72%
|
53%
|
||
| April | 71%
|
50%
|
||
| May | 75%
|
53%
|
||
| June | 77%
|
54%
|
||
| July | 79%
|
54%
|
||
| August | 81%
|
55%
|
||
| September | 83%
|
56%
|
||
| October | 83%
|
54%
|
||
| November | 78%
|
56%
|
||
| December | 74%
|
59%
|
||
| Annual | 76%
|
55%
|
||