Highest Daily Low Temperatures in Philadelphia History

This is a list of the hottest daily low temperatures ever recorded in Philadelphia, Pennsylvania history from 1894–2024 based on data from the NOAA.
Record for the highest daily low temperature in Philadelphia
The highest low temperature for a calendar day in Philadelphia, Pennsylvania history was 83 °F which has happened twice, most recently on Saturday July 23, 2011.
Rank Temperature Date
1 83 °F July 23, 2011
1 83 °F July 24, 2010
3 82 °F August 13, 2016
3 82 °F July 22, 2011
3 82 °F August 8, 2001
3 82 °F August 1, 1917
7 81 °F July 25, 2022
7 81 °F July 20, 2020
7 81 °F July 21, 2019
7 81 °F August 12, 2016
7 81 °F July 20, 2015
7 81 °F July 19, 2013
7 81 °F July 5, 2012
7 81 °F August 3, 2006
7 81 °F August 2, 2006
7 81 °F July 5, 1999
7 81 °F July 29, 1995
7 81 °F July 15, 1995
7 81 °F July 11, 1993
7 81 °F July 10, 1993