TODAY DEC23
TEMPERATURE20
HUMIDITY79
PRESSURE103250
WIND COND.
  • 4125Mon
  • 4629Tue
  • 4629
  • 4930Thu
  • 4934Fri
daynightWeather update from Petersburg, Grant County Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Petersburg for July is 74 degrees
  • The lowest monthly average temperature in Petersburg for January is 34.6 degrees
  • The most monthly precipitation in Petersburg occurs in July with 8.1 inches
  • The air quality index in Petersburg is 14% better than the national average
  • The pollution index in Petersburg is 48% better than the national average

Compare Petersburg, WV Weather

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      Petersburg 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
      January26°F45°F35°F4.9"
      February27°F47°F36°F2.4"
      March35°F58°F45°F3.4"
      April43°F70°F56°F3.2"
      May51°F77°F63°F6.1"
      June60°F84°F71°F6.8"
      July63°F87°F74°F8.1"
      August62°F86°F73°F4.8"
      September55°F80°F66°F6.1"
      October45°F69°F55°F5.8"
      November35°F57°F45°F1.9"
      December30°F49°F38°F3.6"

      Petersburg 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.
      IndexPetersburgWest VirginiaNational
      Air quality index3612642
      Pollution index1,427,8501,996,5382,726,193

      Petersburg air quality

      MeasurementTotal
      Days measured365
      Days with good air quality349
      Days with moderate air quality16
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.003%
      Benzene0.004%
      Carbon Tetrachloride0.001%
      Lead0.001%
      Mercury0.010%

      Average monthly Petersburg temperature with heat index

      Petersburg monthly precipitation with daily maximum

      Petersburg monthly snow depth with daily maximum

      Petersburg monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Moorefield, WV3,3563824.0%
      Petersburg, WV2,6123628.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Licking, MO2,6123922.0%
      Avoca, PA2,6123824.0%
      Cabool, MO2,6113922.0%
      Pine Ridge at Crestwood, NJ2,6114118.0%
      Ruidoso Downs, NM2,6111080.0%
      Petersburg, WV2,6123628.0%
      Source: The Petersburg, WV 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.