TODAY NOV25
TEMPERATURE51
HUMIDITY65
PRESSURE101590
WIND COND.
  • 5635Tue90%
  • 5040Wed30%
  • 483290%30%
  • 4424Fri
  • 3723Sat
daynightWeather update from Harrisburg, Harrisburg International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Royalton for July is 77.6 degrees
  • The lowest monthly average temperature in Royalton for January is 30 degrees
  • The most monthly precipitation in Royalton occurs in September with 5.7 inches
  • The air quality index in Royalton is 5% worse than the national average
  • The pollution index in Royalton is 307% worse than the national average

Compare Royalton, PA Weather

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      Royalton 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
      January22°F39°F30°F3.1"
      February23°F43°F32°F2.8"
      March31°F53°F41°F4.3"
      April42°F66°F54°F4.0"
      May53°F76°F64°F4.5"
      June62°F83°F73°F5.2"
      July68°F88°F78°F5.2"
      August65°F85°F74°F4.5"
      September59°F80°F68°F5.7"
      October47°F68°F57°F5.2"
      November34°F55°F44°F2.4"
      December29°F45°F37°F3.4"

      Royalton 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.
      IndexRoyaltonPennsylvaniaNational
      Air quality index444542
      Pollution index11,091,2004,584,8052,726,193

      Royalton 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 Royalton temperature with heat index

      Royalton monthly precipitation with daily maximum

      Royalton monthly snow depth with daily maximum

      Royalton monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Dover, PA2,1244118.0%
      Hallam, PA2,6424118.0%
      Stonybrook, PA3,1504118.0%
      Bainbridge, PA1,3994118.0%
      York Haven, PA8194118.0%
      Royalton, PA1,1494412.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Minturn, CO1,149476.0%
      Palm Beach Shores, FL1,1493628.0%
      Wayland, IA1,1493530.0%
      New Pekin, IN1,149492.0%
      Wellsville, MO1,1493824.0%
      Royalton, PA1,1494412.0%
      Source: The Royalton, 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.