TODAY MAR02
TEMPERATURE42
HUMIDITY55
PRESSURE30.07
WIND COND.230 27.7
  • 4830Wed
  • 4128Thu
  • 4329Fri
  • 4732Sat
  • 5539Sun
daynightWeather update from Chicago, Chicago-O'Hare International Airport at

Key findings

  • The highest monthly average temperature in Northlake for July is 75 degrees
  • The lowest monthly average temperature in Northlake for January is 25 degrees
  • The most monthly precipitation in Northlake occurs in May with 5.4 inches
  • The air quality index in Northlake is 11% worse than the national average
  • The pollution index in Northlake is 196% worse than the national average

Compare Northlake, IL Weather

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      Northlake 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
      January16°F34°F25°F2.3"
      February18°F36°F27°F2.3"
      March29°F49°F39°F2.8"
      April38°F63°F50°F3.9"
      May48°F73°F60°F5.4"
      June59°F83°F71°F4.5"
      July64°F86°F75°F5.2"
      August63°F84°F74°F4.4"
      September56°F78°F66°F3.6"
      October44°F65°F54°F3.4"
      November32°F52°F42°F2.3"
      December21°F38°F29°F2.9"

      Northlake 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.
      IndexNorthlakeIllinoisNational
      Air quality index554150
      Pollution index14,981,3003,347,2955,066,862

      Northlake air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality121
      Days with moderate air quality227
      Days w/ poor A.Q. for sensitive groups16
      Days with unhealthy air quality1

      Northlake air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.140%
      Carbon Tetrachloride0.030%
      Lead0.020%
      Mercury0.010%

      Average monthly Northlake temperature with heat index

      Northlake monthly precipitation with daily maximum

      Northlake monthly snow depth with daily maximum

      Northlake monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Bellwood, IL19,1465510%
      La Grange, IL15,6885510%
      Melrose Park, IL25,4225510%
      Lisle, IL22,9895510%
      Lyons, IL10,5715510%
      Northlake, IL12,3395510%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      North Merrick, NY12,337512%
      Steamboat Springs, CO12,336476%
      Bayou Blue, LA12,3334118%
      Panama City Beach, FL12,3333824%
      Cleveland, MS12,3464314%
      Northlake, IL12,3395510%
      Source: The Northlake, 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.