TODAY MAY30
TEMPERATURE67
HUMIDITY59
PRESSURE30.23
WIND COND.30 6.9
  • 7658Sun
  • 8266Mon
  • 9171Tue
  • 9272Wed30%
  • 8971Thu30%30%
daynightWeather update from St. Louis Downtown Airport at
How would you rate the weather in Brooklyn?
Write a review to give others more information about this area.
How would you rate the air quality in Brooklyn?
Write a review to give others more information about this area.
See all Brooklyn poll results

Brooklyn 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
January24°F43°F32°F1.8"
February26°F45°F34°F1.6"
March37°F59°F47°F3.7"
April47°F70°F58°F5.3"
May56°F78°F67°F4.8"
June65°F88°F76°F4.4"
July68°F90°F79°F3.9"
August66°F89°F77°F3.1"
September58°F82°F69°F4.2"
October47°F71°F58°F3.1"
November36°F58°F46°F2.8"
December29°F45°F36°F3.1"

Did you know?

  • The highest monthly average temperature in Brooklyn for July is 79 degrees.
  • The lowest monthly average temperature in Brooklyn for January is 32 degrees.
  • The most monthly precipitation in Brooklyn occurs in April with 5.3 inches.
  • The air quality index in Brooklyn is 21% worse than the national average.
  • The pollution index in Brooklyn is 67% worse than the national average.

Compare Brooklyn, IL Weather To Other Cities

      vs

      Brooklyn 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.
      IndexBrooklynIllinoisNational
      Air quality index604150
      Pollution index8,473,0503,347,2955,066,862

      Brooklyn air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality99
      Days with moderate air quality231
      Days w/ poor A.Q. for sensitive groups33
      Days with unhealthy air quality2

      Brooklyn air quality information

      PollutantTotal
      Arsenic0.020%
      Benzene0.070%
      Carbon Tetrachloride0.020%
      Lead0.010%
      Mercury0.010%

      Average monthly Brooklyn temperature with heat index

      Brooklyn monthly precipitation with daily maximum

      Brooklyn monthly snow depth with daily maximum

      Brooklyn monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Fairmont City, IL2,3496020%
      Granite City, IL29,6626020%
      Millstadt, IL3,9116020%
      Roxana, IL1,8006020%
      Swansea, IL13,7226020%
      Brooklyn, IL7406020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Lake Santee, IN740365630%
      Peletier, NC7403138%
      Lake Park, MN7403530%
      Buffalo Lake, MN7403334%
      Magnolia Springs, AL7403432%
      Brooklyn, IL7406020%
      Source: The Brooklyn, 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.