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Key findings

  • The highest monthly average temperature in Croydon for July is 78.6 degrees
  • The lowest monthly average temperature in Croydon for January is 34.1 degrees
  • The most monthly precipitation in Croydon occurs in July with 5 inches
  • The air quality index in Croydon is 18% better than the national average
  • The pollution index in Croydon is 201% worse than the national average

Compare Croydon, PA Weather

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      Croydon 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°F43°F34°F3.7"
      February26°F45°F35°F2.7"
      March34°F54°F43°F3.7"
      April44°F67°F55°F4.3"
      May53°F76°F64°F4.2"
      June63°F84°F74°F4.7"
      July69°F89°F79°F5.0"
      August67°F86°F76°F4.9"
      September60°F81°F70°F4.1"
      October49°F69°F58°F4.9"
      November38°F58°F48°F3.0"
      December32°F48°F39°F4.8"

      Croydon 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.
      IndexCroydonPennsylvaniaNational
      Air quality index414550
      Pollution index8,206,3104,584,8052,726,193

      Croydon air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality280
      Days with moderate air quality83
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Croydon air quality information

      PollutantTotal
      Arsenic0.260%
      Benzene0.060%
      Carbon Tetrachloride0.020%
      Lead0.160%
      Mercury1.120%

      Average monthly Croydon temperature with heat index

      Croydon monthly precipitation with daily maximum

      Croydon monthly snow depth with daily maximum

      Croydon monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Lawrenceville, NJ4,1164118.0%
      White Horse, NJ8,5584118.0%
      Fairless Hills, PA8,7304118.0%
      Morrisville, PA8,6114118.0%
      Newtown Grant, PA3,7774118.0%
      Croydon, PA9,8074118.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Glenwood Springs, CO9,8064412.0%
      Poulsbo, WA9,8061864.0%
      Bluffdale, UT9,809512.0%
      Russellville, AL9,8043726.0%
      Havre, MT9,8152158.0%
      Croydon, PA9,8074118.0%
      Source: The Croydon, 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.