TODAY NOV21
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.200 7.6
  • 3632Fri100%90%
  • 4233Sat90%60%
  • 4636Sun
  • 5434Mon70%
  • 4327Tue70%30%
daynightWeather update from Arnold Palmer Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Donegal for August is 74.6 degrees
  • The lowest monthly average temperature in Donegal for February is 28.2 degrees
  • The most monthly precipitation in Donegal occurs in August with 13.8 inches
  • The air quality index in Donegal is 14% better than the national average
  • The pollution index in Donegal is 166% worse than the national average

Compare Donegal, PA Weather

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      Donegal 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°F40°F33°F10.7"
      February21°F34°F28°F2.7"
      March31°F48°F40°F6.7"
      April39°F59°F51°F4.2"
      May48°F71°F62°F4.3"
      June59°F80°F72°F7.9"
      July63°F82°F74°F6.2"
      August64°F82°F75°F13.8"
      September56°F78°F69°F6.2"
      October47°F66°F57°F6.5"
      November35°F53°F44°F5.9"
      December27°F38°F33°F2.9"

      Donegal 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.
      IndexDonegalPennsylvaniaNational
      Air quality index364542
      Pollution index7,262,6904,584,8052,726,193

      Donegal air quality

      MeasurementTotal
      Days measured359
      Days with good air quality340
      Days with moderate air quality19
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.030%
      Benzene0.090%
      Carbon Tetrachloride0.260%
      Lead0.140%
      Mercury0.030%

      Average monthly Donegal temperature with heat index

      Donegal monthly precipitation with daily maximum

      Donegal monthly snow depth with daily maximum

      Donegal monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Everson, PA7753628.0%
      South Connellsville, PA1,6363628.0%
      Scottdale, PA4,1163628.0%
      Mammoth, PA4283628.0%
      Hostetter, PA3063628.0%
      Donegal, PA1503628.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Deering, AK1503824.0%
      Nightmute, AK1503138.0%
      Port Graham, AK1503138.0%
      Garden City, IA1503726.0%
      Palmer, IA1503726.0%
      Donegal, PA1503628.0%
      Source: The Donegal, 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.