TODAY NOV21
TEMPERATURE39
HUMIDITY79
PRESSURE100440
WIND COND.250 11.2
  • 4134Fri90%40%
  • 5040Sat
  • 4935Sun
  • 5142Mon30%
  • 5335Tue
daynightWeather update from Harrisburg, Capital City Airport at
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Weather Quick Facts

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

Compare Dauphin, PA Weather

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      Dauphin 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"

      Dauphin 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.
      IndexDauphinPennsylvaniaNational
      Air quality index444542
      Pollution index11,091,2004,584,8052,726,193

      Dauphin 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 Dauphin temperature with heat index

      Dauphin monthly precipitation with daily maximum

      Dauphin monthly snow depth with daily maximum

      Dauphin monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Lykens, PA1,9324216.0%
      Wiconsico, PA5984216.0%
      Hummelstown, PA4,7324412.0%
      New Cumberland, PA7,3054412.0%
      Paxtang, PA1,7264412.0%
      Dauphin, PA1,0974412.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Morocco, IN1,0974216.0%
      Monterey Park, NM1,097536.0%
      Upper Exeter, PA1,0973824.0%
      Lorenzo, TX1,0972550.0%
      St. Lawrence, NL1,097n/a 
      Dauphin, PA1,0974412.0%
      Source: The Dauphin, 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.