TODAY MAR05
TEMPERATURE34
HUMIDITY80
PRESSURE30.29
WIND COND.50 14.8
  • 5031Fri
  • 5331Sat
  • 5838Sun
  • 6243Mon
  • 6451Tue
daynightWeather update from Marion - Williamson County Regional Airport at

Key findings

  • The highest monthly average temperature in Valier for July is 79 degrees
  • The lowest monthly average temperature in Valier for January is 35 degrees
  • The most monthly precipitation in Valier occurs in June with 13.3 inches
  • The air quality index in Valier is 14% better than the national average
  • The pollution index in Valier is 89% better than the national average

Compare Valier, IL Weather

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      Valier 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
      January27°F44°F35°F2.5"
      February29°F46°F37°F1.6"
      March40°F59°F49°F4.1"
      April50°F70°F59°F10.7"
      May58°F78°F68°F10.5"
      June67°F87°F77°F13.3"
      July70°F88°F79°F0.5"
      August68°F88°F77°F0.4"
      September61°F81°F70°F1.2"
      October50°F70°F59°F0.8"
      November39°F58°F48°F5.8"
      December32°F47°F39°F1.2"

      Valier 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.
      IndexValierIllinoisNational
      Air quality index434150
      Pollution index569,1783,347,2955,066,862

      Valier air quality information

      MeasurementTotal
      Days measured344
      Days with good air quality269
      Days with moderate air quality74
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Valier air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.020%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Valier temperature with heat index

      Valier monthly precipitation with daily maximum

      Valier monthly snow depth with daily maximum

      Valier monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Elkville, IL1,1404314%
      Royalton, IL1,1244314%
      Bush, IL2444314%
      Hurst, IL7054314%
      St. Johns, IL2344314%
      Valier, IL6014314%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Highland Meadows, NM601536%
      Karnak, IL6014412%
      Sankertown, PA6014118%
      Mount Vernon, OR6012060%
      Chatham, LA6013432%
      Valier, IL6014314%
      Source: The Valier, IL 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.