TODAY DEC21
TEMPERATURE42
HUMIDITY37
PRESSURE102270
WIND COND.330 20.5
  • 3616Sun
  • 3924Mon
  • 4829Tue
  • 4732
  • 4934Thu
daynightWeather update from Richmond, Richmond International Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Union Hill for July is 79.8 degrees
  • The lowest monthly average temperature in Union Hill for January is 39 degrees
  • The most monthly precipitation in Union Hill occurs in August with 5.4 inches
  • The air quality index in Union Hill is 5% worse than the national average
  • The pollution index in Union Hill is 97% better than the national average

Compare Richmond, VA Weather

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      Union Hill 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°F52°F39°F3.2"
      February29°F54°F41°F2.5"
      March37°F63°F49°F3.7"
      April46°F75°F60°F3.7"
      May55°F80°F67°F4.2"
      June65°F89°F76°F4.5"
      July69°F92°F80°F4.6"
      August68°F90°F78°F5.4"
      September61°F84°F72°F4.7"
      October49°F74°F61°F4.2"
      November38°F64°F50°F3.7"
      December33°F55°F43°F4.3"

      Union Hill 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 HillRichmondVirginia
      Air quality index444458
      Pollution index93,68693,6861,561,881

      Union Hill air quality

      MeasurementTotal
      Days measured365
      Days with good air quality272
      Days with moderate air quality93
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.010%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Union Hill temperature with heat index

      Union Hill monthly precipitation with daily maximum

      Union Hill monthly snow depth with daily maximum

      Union Hill monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Sandston, VA6,8334412.0%
      Woodlake, VA7,4044412.0%
      Bon Air, VA17,5994412.0%
      Glen Allen, VA14,8424412.0%
      Manchester, VA11,8144412.0%
      Richmond, VA229,2334412.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Boise, ID228,0573628.0%
      Windsor, ON230,583n/a 
      Hialeah, FL233,8764118.0%
      Fremont, CA234,8294314.0%
      Richmond, BC222,489n/a 
      Richmond, VA229,2334412.0%
      Source: The Union Hill, Richmond, 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.