TODAY NOV21
TEMPERATURE46
HUMIDITY69
PRESSURE100370
WIND COND.330 9.4
  • 3934Fri80%40%
  • 5037Sat
  • 5134Sun
  • 5342Mon
  • 5434Tue
daynightWeather update from Phillips Army Air Field / Aberdeen at
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Weather Quick Facts

  • The highest monthly average temperature in Delta for July is 80 degrees
  • The lowest monthly average temperature in Delta for January is 34.7 degrees
  • The most monthly precipitation in Delta occurs in May with 8.1 inches
  • The air quality index in Delta is 7% worse than the national average
  • The pollution index in Delta is 3% better than the national average

Compare Delta, PA Weather

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      Delta 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
      January27°F41°F35°F2.2"
      February28°F45°F37°F1.4"
      March36°F54°F45°F4.8"
      April46°F65°F56°F1.6"
      May55°F73°F65°F8.1"
      June64°F82°F75°F3.0"
      July70°F87°F80°F0.5"
      August67°F84°F76°F1.1"
      September61°F78°F70°F1.7"
      October50°F68°F59°F7.1"
      November39°F57°F48°F2.9"
      December33°F47°F40°F4.4"

      Delta 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.
      IndexDeltaPennsylvaniaNational
      Air quality index454542
      Pollution index2,654,1904,584,8052,726,193

      Delta air quality

      MeasurementTotal
      Days measured365
      Days with good air quality238
      Days with moderate air quality117
      Days w/ poor A.Q. for sensitive groups9
      Days with unhealthy air quality1

      Air quality details

      PollutantTotal
      Arsenic0.002%
      Benzene0.030%
      Carbon Tetrachloride0.004%
      Lead0.000%
      Mercury0.005%

      Average monthly Delta temperature with heat index

      Delta monthly precipitation with daily maximum

      Delta monthly snow depth with daily maximum

      Delta monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Cross Roads, PA4944118.0%
      Stewartstown, PA1,7514118.0%
      Windsor, PA1,2654118.0%
      Felton, PA6444118.0%
      Fawn Grove, PA4624118.0%
      Delta, PA5134510.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Cedar Creek, AZ5134412.0%
      Walden, CO513476.0%
      Lewis, IA5134020.0%
      Mayking, KY5134510.0%
      East Hodge, LA5133432.0%
      Delta, PA5134510.0%
      Source: The Delta, 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.