TODAY APR23
TEMPERATURE42
HUMIDITY59
PRESSURE30.01
WIND COND.200 14.8
  • 5833Sat20%
  • 5239Sun
  • 7158Mon
  • 7556Tue80%
  • 6445Wed70%60%
daynightWeather update from Monroe Municipal Airport at

Key findings

  • The highest monthly average temperature in Warren for July is 72.3 degrees
  • The lowest monthly average temperature in Warren for January is 20.9 degrees
  • The most monthly precipitation in Warren occurs in June with 9.5 inches
  • The air quality index in Warren is 42% better than the national average
  • The pollution index in Warren is 86% better than the national average

Compare Warren, IL Weather

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      Warren 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
      January14°F28°F21°F1.7"
      February16°F30°F23°F2.3"
      March29°F46°F36°F2.7"
      April39°F59°F48°F4.4"
      May50°F71°F60°F4.6"
      June60°F79°F69°F9.5"
      July64°F82°F72°F7.7"
      August62°F80°F71°F6.1"
      September54°F74°F63°F4.2"
      October43°F61°F51°F4.4"
      November32°F47°F38°F3.3"
      December20°F32°F26°F1.1"

      Warren 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.
      IndexWarrenIllinoisNational
      Air quality index294150
      Pollution index701,0523,347,2955,066,862

      Warren air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality304
      Days with moderate air quality60
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Warren air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.040%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Warren temperature with heat index

      Warren monthly precipitation with daily maximum

      Warren monthly snow depth with daily maximum

      Warren monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Apple River, IL4512942%
      Shullsburg, WI1,2042942%
      Stockton, IL1,8772942%
      South Wayne, WI4412942%
      Elizabeth, IL7712942%
      Warren, IL1,4352942%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Belview, VA1,4354118%
      Haskins, OH1,4354020%
      Lampeter, PA1,4354510%
      Donovan Estates, AZ1,4354510%
      Clarks Green, PA1,4353824%
      Warren, IL1,4352942%
      Source: The Warren, 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.