TODAY APR14
TEMPERATURE46
HUMIDITY57
PRESSURE30.1
WIND COND.310 20.5
  • 5436Thu
  • 5841Fri
  • 5639Sat30%40%
  • 5839Sun
  • 6237Mon
daynightWeather update from Marshall County Airport at

Key findings

  • The highest monthly average temperature in Toulon for July is 74.3 degrees
  • The lowest monthly average temperature in Toulon for January is 25.1 degrees
  • The most monthly precipitation in Toulon occurs in August with 8.3 inches
  • The air quality index in Toulon is 18% better than the national average
  • The pollution index in Toulon is 93% better than the national average

Compare Toulon, IL Weather

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      Toulon 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°F25°F3.2"
      February19°F36°F27°F3.2"
      March32°F51°F41°F5.1"
      April42°F64°F52°F6.5"
      May53°F74°F63°F7.0"
      June62°F82°F72°F7.0"
      July65°F85°F74°F7.2"
      August64°F84°F73°F8.3"
      September57°F78°F66°F7.1"
      October45°F65°F54°F6.0"
      November34°F52°F42°F4.6"
      December23°F38°F30°F3.8"

      Toulon 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.
      IndexToulonIllinoisNational
      Air quality index414150
      Pollution index339,1563,347,2955,066,862

      Toulon air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality285
      Days with moderate air quality78
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Toulon air quality information

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

      Average monthly Toulon temperature with heat index

      Toulon monthly precipitation with daily maximum

      Toulon monthly snow depth with daily maximum

      Toulon monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Galva, IL2,5254118%
      Wyoming, IL1,5144118%
      La Fayette, IL2204118%
      Kewanee, IL12,7554118%
      Williamsfield, IL5214118%
      Toulon, IL1,3884118%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Gaston, SC1,3884314%
      Rolla, ND1,3883628%
      Reynolds, GA1,3883824%
      Grandview, IL1,3884020%
      Medford, MN1,3883628%
      Toulon, IL1,3884118%
      Source: The Toulon, 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.