Historical Weather in Philadelphia, PA

See 55+ years of weather history for any date in Philadelphia going back to 1970.

Part of Pennsylvania weather history

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Searching weather history for Philadelphia, PA

Today in Philadelphia Weather HistorySee records, averages, and 55+ years of data for today's date

Monthly Climate Averages

Historical temperature and precipitation averages for Philadelphia, PA, based on 55+ years of weather data.

Warmest MonthJulyAvg High: 88°F / Low: 71°F
Coldest MonthJanuaryAvg High: 41°F / Low: 28°F
Jan
41°/ 28°
💧 9.3"
❄️ 2.0"
Feb
44°/ 30°
💧 8.4"
❄️ 2.4"
Mar
53°/ 37°
💧 10.9"
❄️ 1.7"
Apr
65°/ 47°
💧 9.3"
❄️ 1.5"
May
74°/ 56°
💧 9.1"
Jun
83°/ 65°
💧 11.5"
Jul
88°/ 71°
💧 12.0"
Aug
86°/ 70°
💧 13.4"
Sep
79°/ 62°
💧 13.2"
Oct
67°/ 51°
💧 10.7"
❄️ 0.4"
Nov
56°/ 42°
💧 9.8"
❄️ 2.0"
Dec
46°/ 33°
💧 10.4"
❄️ 1.8"

Temperatures in Fahrenheit. Precipitation and snowfall in inches.

Philadelphia Temperature Records

  • Record High: The hottest temperature ever recorded in Philadelphia, PA is 108°F, set on July 16, 1995.
  • Record Low: The coldest temperature ever recorded in Philadelphia, PA is -11°F, set on January 20, 1985.
  • Data Coverage: Based on 33 years of data from NOAA weather station: PHILA FRANKLIN INST.

All-Time Record High

108°F
July 16, 1995

All-Time Record Low

-11°F
January 20, 1985

Monthly Temperature Records in Philadelphia

MonthRecord HighRecord Low
January74°F(1995)-11°F(1985)
February79°F(2018)-4°F(1979)
March94°F(1998)-1°F(1984)
April98°F(2002)8°F(1995)
May100°F(1996)29°F(1978)
June103°F(2025)34°F(1984)
July108°F(1995)45°F(1982)
August103°F(2001)37°F(1987)
September99°F(2023)30°F(1991)
October97°F(2019)20°F(1988)
November88°F(1990)11°F(1989)
December77°F(1991)-10°F(1980)
Pennsylvania State RecordsSee all-time records for the entire state
Philadelphia Snow RecordsSee the top 10 snowiest days ever recorded