TODAY DEC22
TEMPERATURE26
HUMIDITY50
PRESSURE103220
WIND COND.20 5.4
  • 3726Mon
  • 4932Tue
  • 4636
  • 4636Thu
  • 4840Fri40%
daynightWeather update from Roanoke, Roanoke Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Union Hall for July is 76.8 degrees
  • The lowest monthly average temperature in Union Hall for January is 37.5 degrees
  • The most monthly precipitation in Union Hall occurs in June with 5 inches
  • The air quality index in Union Hall is 10% better than the national average
  • The pollution index in Union Hall is 43% worse than the national average

Compare Union Hall, VA Weather

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      Union Hall 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
      January28°F50°F37°F3.0"
      February28°F52°F39°F2.3"
      March37°F62°F48°F3.4"
      April45°F73°F59°F3.8"
      May54°F79°F66°F4.2"
      June63°F87°F74°F5.0"
      July66°F89°F77°F4.8"
      August65°F88°F76°F3.7"
      September58°F82°F69°F4.0"
      October47°F72°F59°F4.2"
      November36°F62°F48°F3.2"
      December31°F53°F41°F3.7"

      Union Hall 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.
      IndexUnion HallVirginiaNational
      Air quality index385842
      Pollution index3,888,2201,561,8812,726,193

      Union Hall air quality

      MeasurementTotal
      Days measured365
      Days with good air quality326
      Days with moderate air quality39
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.070%
      Benzene0.040%
      Carbon Tetrachloride0.002%
      Lead0.040%
      Mercury0.060%

      Average monthly Union Hall temperature with heat index

      Union Hall monthly precipitation with daily maximum

      Union Hall monthly snow depth with daily maximum

      Union Hall monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Penhook, VA1,3473824.0%
      Boones Mill, VA1493824.0%
      Rocky Mount, VA4,7273824.0%
      Henry Fork, VA1,1473824.0%
      Westlake Corner, VA1,7483824.0%
      Union Hall, VA1,0413824.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Poncha Springs, CO1,0411668.0%
      St. Leon, IN1,041548.0%
      Cloverport, KY1,0414314.0%
      Kraemer, LA1,0414118.0%
      Norwood Court, MO1,041548.0%
      Union Hall, VA1,0413824.0%
      Source: The Union Hall, VA 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.