TODAY MAY28
TEMPERATURE80
HUMIDITY71
PRESSURE30.05
WIND COND.150 12.8
  • 8469Fri40%60%
  • 8359Sat40%
  • 7351Sun
  • 7050Mon
  • 7356Tue30%
daynightWeather update from Philadelphia, Philadelphia International Airport at
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Philadelphia Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January26°F44°F34°F3.3"
February26°F46°F35°F2.6"
March33°F56°F44°F3.6"
April44°F68°F56°F4.0"
May54°F77°F65°F3.9"
June64°F86°F74°F4.8"
July70°F90°F79°F5.0"
August68°F87°F77°F5.8"
September61°F82°F71°F4.3"
October50°F70°F59°F4.7"
November39°F59°F48°F2.8"
December31°F49°F40°F4.7"

Did you know?

  • The highest monthly average temperature in Philadelphia for July is 79 degrees.
  • The lowest monthly average temperature in Philadelphia for January is 34 degrees.
  • The most monthly precipitation in Philadelphia occurs in August with 5.8 inches.
  • The air quality index in Philadelphia is 15% worse than the national average.
  • The pollution index in Philadelphia is 146% worse than the national average.

Compare Philadelphia, PA Weather To Other Cities

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      Philadelphia air quality index & pollution index

      In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
      IndexPhiladelphiaPennsylvaniaNational
      Air quality index574550
      Pollution index12,485,1004,327,9925,066,862

      Philadelphia air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality110
      Days with moderate air quality244
      Days w/ poor A.Q. for sensitive groups11
      Days with unhealthy air quality

      Philadelphia air quality information

      PollutantTotal
      Arsenic0.020%
      Benzene0.100%
      Carbon Tetrachloride0.100%
      Lead0.120%
      Mercury0.010%

      Average monthly Philadelphia temperature with heat index

      Philadelphia monthly precipitation with daily maximum

      Philadelphia monthly snow depth with daily maximum

      Philadelphia monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Langhorne Manor, PA1,4304020%
      Hulmeville, PA9654020%
      Penndel, PA2,8234020%
      Trevose, PA3,4384020%
      Croydon, PA9,8074020%
      Philadelphia, PA1,559,9385714%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Phoenix, AZ1,555,3247448%
      San Antonio, TX1,439,3584510%
      San Diego, CA1,374,8126122%
      Dallas, TX1,278,433548%
      San Jose, CA1,009,363484%
      Philadelphia, PA1,559,9385714%
      Source: The Philadelphia, PA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.