TODAY NOV22
TEMPERATURE44
HUMIDITY23
PRESSURE
WIND COND.230 29.5
  • 5938Fri
  • 5730Sat20%
  • 4019Sun40%30%
  • 4124Mon
  • 4421Tue
daynightWeather update from Casper, Natrona County International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Bar Nunn for July is 72.4 degrees
  • The lowest monthly average temperature in Bar Nunn for December is 24 degrees
  • The most monthly precipitation in Bar Nunn occurs in May with 2.5 inches
  • The air quality index in Bar Nunn is equal to the national average
  • The pollution index in Bar Nunn is 68% better than the national average

Compare Bar Nunn, WY Weather

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      Bar Nunn 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
      January14°F37°F26°F0.6"
      February15°F41°F27°F0.6"
      March23°F53°F37°F1.0"
      April27°F60°F42°F1.6"
      May36°F69°F51°F2.5"
      June44°F83°F64°F1.2"
      July52°F92°F72°F2.3"
      August50°F89°F69°F1.1"
      September42°F79°F59°F0.9"
      October32°F64°F46°F1.3"
      November23°F51°F36°F0.5"
      December12°F36°F24°F0.9"

      Bar Nunn 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.
      IndexBar NunnWyomingNational
      Air quality index423942
      Pollution index873,2481,779,9752,726,193

      Bar Nunn air quality

      MeasurementTotal
      Days measured364
      Days with good air quality327
      Days with moderate air quality37
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.050%
      Benzene0.010%
      Carbon Tetrachloride0.001%
      Lead0.020%
      Mercury0.140%

      Average monthly Bar Nunn temperature with heat index

      Bar Nunn monthly precipitation with daily maximum

      Bar Nunn monthly snow depth with daily maximum

      Bar Nunn monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Antelope Hills, WY04216.0%
      Hartrandt, WY1,0164216.0%
      Vista West, WY7244216.0%
      Brookhurst, WY1144216.0%
      Bessemer Bend, WY1224216.0%
      Bar Nunn, WY2,7864216.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Snowmass Village, CO2,7864412.0%
      Diamond, IL2,7860100.0%
      Fairview, PA2,7863628.0%
      Canadian, TX2,7864412.0%
      Grand Forks AFB, ND2,7853334.0%
      Bar Nunn, WY2,7864216.0%
      Source: The Bar Nunn, WY 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.