Pennsylvania, United States Climate Records

Warmest September Days

The warmest September days in Pennsylvania are:

Allentown, Pennsylvania198099°F
Philadelphia, Pennsylvania197398.6°F
Philadelphia, Pennsylvania198398.1°F
Philadelphia, Pennsylvania198098.1°F
Pittsburgh (pennsylva), Pennsylvania195497°F

Coldest September Days

The coldest September days in Pennsylvania were:

Scranton, Pennsylvania200028.9°F
Scranton, Pennsylvania197430°F
Allentown, Pennsylvania197432°F
Allentown, Pennsylvania200032°F
Philadelphia, Pennsylvania198332.7°F

Wettest September Days

The wettest single days in September occurred:

Allentown, Pennsylvania19857.8 inches
Allentown, Pennsylvania19995.6 inches
Philadelphia, Pennsylvania19995.4 inches
Erie, Pennsylvania19794.8 inches
Philadelphia, Pennsylvania19854.8 inches