TODAY NOV22
TEMPERATURE38
HUMIDITY64
PRESSURE99700
WIND COND.260 24.1
  • 5242Sat
  • 5233Sun
  • 5643Mon50%
  • 5434Tue40%
  • 4630Wed
daynightWeather update from Harrisburg, Capital City Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Lower Allen for July is 76.6 degrees
  • The lowest monthly average temperature in Lower Allen for January is 31.6 degrees
  • The most monthly precipitation in Lower Allen occurs in October with 5.1 inches
  • The air quality index in Lower Allen is 5% worse than the national average
  • The pollution index in Lower Allen is 307% worse than the national average

Compare Lower Allen, PA Weather

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      Lower Allen 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
      January24°F40°F32°F2.5"
      February24°F43°F33°F2.3"
      March33°F53°F42°F2.7"
      April43°F66°F54°F3.9"
      May52°F75°F63°F3.9"
      June62°F83°F73°F4.6"
      July67°F87°F77°F4.4"
      August64°F85°F74°F4.2"
      September58°F79°F68°F3.4"
      October47°F67°F56°F5.1"
      November36°F55°F45°F2.4"
      December29°F45°F36°F3.7"

      Lower Allen 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.
      IndexLower AllenPennsylvaniaNational
      Air quality index444542
      Pollution index11,091,2004,584,8052,726,193

      Lower Allen air quality

      MeasurementTotal
      Days measured365
      Days with good air quality252
      Days with moderate air quality107
      Days w/ poor A.Q. for sensitive groups5
      Days with unhealthy air quality1

      Air quality details

      PollutantTotal
      Arsenic0.010%
      Benzene0.140%
      Carbon Tetrachloride0.030%
      Lead0.310%
      Mercury0.004%

      Average monthly Lower Allen temperature with heat index

      Lower Allen monthly precipitation with daily maximum

      Lower Allen monthly snow depth with daily maximum

      Lower Allen monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Falmouth, PA5694118.0%
      Bainbridge, PA1,3994118.0%
      Manchester, PA2,6804118.0%
      Emigsville, PA3,8394118.0%
      York Haven, PA8194118.0%
      Lower Allen, PA7,1324412.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Nyack, NY7,130512.0%
      Belle Plaine, MN7,137468.0%
      Philadelphia, MS7,1373628.0%
      Portage Lakes, OH7,1264314.0%
      Putnam, CT7,1383334.0%
      Lower Allen, PA7,1324412.0%
      Source: The Lower Allen, 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.