TODAY FEB26
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 4734Fri50%
  • 5537Sat
  • 5524Sun
  • 4323Mon
  • 5131Tue
daynightWeather update from Pontiac Municipal Airport at

Key findings

  • The highest monthly average temperature in Chatsworth for July is 75 degrees
  • The lowest monthly average temperature in Chatsworth for January is 27 degrees
  • The most monthly precipitation in Chatsworth occurs in July with 10.4 inches
  • The air quality index in Chatsworth is 12% better than the national average
  • The pollution index in Chatsworth is 60% better than the national average

Compare Chatsworth, IL Weather

      vs
      How would you rate the weather in Chatsworth?
      Write a review to give others more information about this area.
      How would you rate the air quality in Chatsworth?
      Write a review to give others more information about this area.
      See all Chatsworth poll results

      Chatsworth 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
      January19°F35°F27°F3.7"
      February20°F37°F28°F2.9"
      March33°F52°F41°F4.7"
      April42°F66°F53°F5.6"
      May54°F76°F64°F6.5"
      June63°F84°F73°F7.6"
      July65°F85°F75°F10.4"
      August62°F83°F72°F7.8"
      September55°F79°F66°F7.6"
      October44°F66°F54°F4.3"
      November34°F53°F42°F5.5"
      December24°F39°F31°F3.5"

      Chatsworth 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.
      IndexChatsworthIllinoisNational
      Air quality index444150
      Pollution index2,020,4303,347,2955,066,862

      Chatsworth air quality information

      MeasurementTotal
      Days measured364
      Days with good air quality256
      Days with moderate air quality108
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Chatsworth air quality information

      PollutantTotal
      Arsenic0.002%
      Benzene0.090%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.001%

      Average monthly Chatsworth temperature with heat index

      Chatsworth monthly precipitation with daily maximum

      Chatsworth monthly snow depth with daily maximum

      Chatsworth monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Saunemin, IL3310100%
      Emington, IL750100%
      Cullom, IL5950100%
      Kempton, IL1500100%
      Buckley, IL5534216%
      Chatsworth, IL1,0074412%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Madison Lake, MN1,007468%
      South Point, TX1,0074412%
      Milford Square, PA1,0074216%
      George, IA1,0073628%
      Groveland, ID1,0072746%
      Chatsworth, IL1,0074412%
      Source: The Chatsworth, 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.