TODAY DEC22
TEMPERATURE15
HUMIDITY78
PRESSURE103010
WIND COND.
  • 3530Sun
  • 4129Mon30%
  • 3832Tue
  • 4035
  • 4641Thu50%
daynightWeather update from Illinois Valley Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Arlington for July is 75.2 degrees
  • The lowest monthly average temperature in Arlington for January is 25.7 degrees
  • The most monthly precipitation in Arlington occurs in August with 8.2 inches
  • The air quality index in Arlington is 100% better than the national average
  • The pollution index in Arlington is 23% better than the national average

Compare Arlington, IL Weather

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      Arlington 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
      January18°F34°F26°F3.3"
      February19°F35°F26°F3.0"
      March32°F51°F40°F4.3"
      April42°F64°F52°F7.2"
      May53°F75°F63°F8.0"
      June62°F83°F72°F7.5"
      July66°F85°F75°F7.1"
      August64°F83°F73°F8.2"
      September56°F78°F66°F6.3"
      October45°F65°F54°F6.6"
      November34°F51°F42°F4.3"
      December23°F37°F30°F3.5"

      Arlington 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.
      IndexArlingtonIllinoisNational
      Air quality index04142
      Pollution index2,097,7403,148,6942,726,193

      Arlington air quality

      MeasurementTotal
      Days measured335
      Days with good air quality334
      Days with moderate air quality1
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.060%
      Carbon Tetrachloride0.000%
      Lead0.001%
      Mercury0.300%

      Average monthly Arlington temperature with heat index

      Arlington monthly precipitation with daily maximum

      Arlington monthly snow depth with daily maximum

      Arlington monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Dover, IL1410100.0%
      Bureau Junction, IL2200100.0%
      Mark, IL5340100.0%
      Hollowayville, IL570100.0%
      Peru, IL9,7770100.0%
      Arlington, IL2110100.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Langston, AL2113922.0%
      Fiddletown, CA211524.0%
      Mesa Vista, CA2111374.0%
      Samoa, CA2112746.0%
      Rippey, IA2113726.0%
      Arlington, IL2110100.0%
      Source: The Arlington, 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.