TODAY NOV24
TEMPERATURE44
HUMIDITY62
PRESSURE100640
WIND COND.250 9.4
  • 5232Sun
  • 5543Mon30%
  • 5531Tue70%
  • 4629Wed
  • 443130%60%
daynightWeather update from Allentown, Lehigh Valley International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Coplay for July is 75.4 degrees
  • The lowest monthly average temperature in Coplay for January is 29.9 degrees
  • The most monthly precipitation in Coplay occurs in July with 6.4 inches
  • The air quality index in Coplay is equal to the national average
  • The pollution index in Coplay is 16% worse than the national average

Compare Coplay, PA Weather

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      Coplay 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
      January20°F40°F30°F3.5"
      February20°F42°F31°F3.1"
      March28°F53°F40°F3.4"
      April38°F67°F52°F3.9"
      May48°F76°F62°F3.7"
      June58°F84°F71°F5.5"
      July63°F88°F75°F6.4"
      August61°F85°F73°F5.0"
      September54°F80°F66°F4.5"
      October43°F68°F55°F5.4"
      November33°F56°F44°F2.8"
      December26°F45°F35°F4.9"

      Coplay 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.
      IndexCoplayPennsylvaniaNational
      Air quality index424542
      Pollution index3,167,1104,584,8052,726,193

      Coplay air quality

      MeasurementTotal
      Days measured365
      Days with good air quality275
      Days with moderate air quality86
      Days w/ poor A.Q. for sensitive groups4
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.002%
      Benzene0.040%
      Carbon Tetrachloride0.010%
      Lead0.030%
      Mercury0.001%

      Average monthly Coplay temperature with heat index

      Coplay monthly precipitation with daily maximum

      Coplay monthly snow depth with daily maximum

      Coplay monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Roseto, PA2,1983432.0%
      Belfast, PA1,3053432.0%
      Ackermanville, PA3983432.0%
      Pen Argyl, PA3,5513432.0%
      Wind Gap, PA2,7283432.0%
      Coplay, PA3,2044216.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Howe, TX3,204325550.0%
      Brookhaven, NY3,2034314.0%
      Athens, PA3,2033628.0%
      Crockett, CA3,2054020.0%
      Hartsdale, NY3,205512.0%
      Coplay, PA3,2044216.0%
      Source: The Coplay, 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.