TODAY NOV21
TEMPERATURE47
HUMIDITY90
PRESSURE100200
WIND COND.330 20.5
  • 4135Fri50%50%
  • 5040Sat
  • 5235Sun
  • 5645Mon
  • 5736Tue
daynightWeather update from Philadelphia, Northeast Philadelphia Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Olney for July is 79.2 degrees
  • The lowest monthly average temperature in Olney for January is 34.4 degrees
  • The most monthly precipitation in Olney occurs in August with 5.8 inches
  • The air quality index in Olney is 21% worse than the national average
  • The pollution index in Olney is 358% worse than the national average

Compare Philadelphia, PA Weather

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      Olney 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"

      Olney 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.
      IndexOlneyPhiladelphiaPennsylvania
      Air quality index515145
      Pollution index12,485,10012,485,1004,584,805

      Olney air quality

      MeasurementTotal
      Days measured365
      Days with good air quality180
      Days with moderate air quality169
      Days w/ poor A.Q. for sensitive groups16
      Days with unhealthy air quality0

      Air quality details

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

      Average monthly Olney temperature with heat index

      Olney monthly precipitation with daily maximum

      Olney monthly snow depth with daily maximum

      Olney monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Richboro, PA8,4804118.0%
      Woodbourne, PA3,3014118.0%
      Hulmeville, PA1,0014118.0%
      Churchville, PA5,3234118.0%
      Langhorne, PA1,6164118.0%
      Philadelphia, PA1,581,531512.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      San Antonio, TX1,529,133492.0%
      Phoenix, AZ1,658,4227448.0%
      San Diego, CA1,414,5456428.0%
      Calgary, AB1,371,990n/a 
      Montréal, QC1,811,008n/a 
      Philadelphia, PA1,581,531512.0%
      Source: The Olney, 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.