TODAY MAY24
TEMPERATURE80
HUMIDITY54
PRESSURE101420
WIND COND.340 11.2
  • 8864Sat40%30%
  • 8868Sun40%
  • 876350%80%
  • 8358Tue
  • 7954Wed
daynightWeather update from Roanoke, Roanoke Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Salem for July is 76.8 degrees
  • The lowest monthly average temperature in Salem for January is 37.5 degrees
  • The most monthly precipitation in Salem occurs in June with 5 inches
  • The air quality index in Salem is 10% better than the national average
  • The pollution index in Salem is 68% better than the national average

Compare Salem, VA Weather

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      Salem 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"

      Salem 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.
      IndexSalemVirginiaNational
      Air quality index385842
      Pollution index884,1181,561,8812,726,193

      Salem air quality information

      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

      Salem air quality information

      PollutantTotal
      Arsenic0.060%
      Benzene0.010%
      Carbon Tetrachloride0.002%
      Lead0.020%
      Mercury0.002%

      Average monthly Salem temperature with heat index

      Salem monthly precipitation with daily maximum

      Salem monthly snow depth with daily maximum

      Salem monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Boones Mill, VA1493824.0%
      Daleville, VA2,7163824.0%
      New Castle, VA2853824.0%
      Blue Ridge, VA3,1693824.0%
      Fincastle, VA7063824.0%
      Salem, VA25,2903824.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Clinton, IA25,2904216.0%
      Mount Pleasant, MI25,2902648.0%
      Prince Edward County, ON25,289n/a 
      El Cerrito, CA25,2804020.0%
      Franklin, IN25,276548.0%
      Salem, VA25,2903824.0%
      Source: The Salem, 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.