Weather history and climate summary information is available for the following locations:
- Allentown
- Erie
- Harrisburg
- Philadelphia
- Pittsburgh
- Pittsburgh (pennsylva)
- Scranton
Warmest August Days
The warmest August days in Pennsylvania are:
| Philadelphia, Pennsylvania | 2001 | 100.9°F |
| Pittsburgh (pennsylva), Pennsylvania | 1988 | 100°F |
| Harrisburg, Pennsylvania | 1991 | 100°F |
| Pittsburgh, Pennsylvania | 1980 | 99.9°F |
| Allentown, Pennsylvania | 1999 | 99°F |
Coldest August Days
The coldest August days in Pennsylvania were:
| Erie, Pennsylvania | 1982 | 37.9°F |
| Scranton, Pennsylvania | 1982 | 39°F |
| Pittsburgh (pennsylva), Pennsylvania | 1982 | 39°F |
| Pittsburgh (pennsylva), Pennsylvania | 1965 | 39.9°F |
| Scranton, Pennsylvania | 1986 | 39.9°F |
Wettest August Days
The wettest single days in August occurred:
| Pittsburgh (pennsylva), Pennsylvania | 1973 | 6 inches |
| Philadelphia, Pennsylvania | 2011 | 5.7 inches |
| Allentown, Pennsylvania | 1982 | 5.2 inches |
| Allentown, Pennsylvania | 2011 | 5 inches |
| Allentown, Pennsylvania | 1993 | 3.9 inches |