TODAY MAY30
TEMPERATURE67
HUMIDITY56
PRESSURE30.2
WIND COND.300 5.8
  • 6949Sun
  • 7564Mon20%
  • 9070Tue
  • 8865Wed
  • 8463Thu
daynightWeather update from Joliet Regional Airport at
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Manhattan 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°F2.5"
February19°F36°F27°F2.8"
March31°F50°F39°F4.5"
April41°F63°F51°F4.9"
May50°F73°F61°F4.7"
June60°F83°F71°F5.4"
July64°F85°F74°F5.7"
August62°F83°F72°F6.8"
September55°F77°F65°F5.4"
October44°F64°F53°F5.7"
November33°F51°F41°F4.9"
December23°F37°F30°F3.7"

Did you know?

  • The highest monthly average temperature in Manhattan for July is 74 degrees.
  • The lowest monthly average temperature in Manhattan for January is 25 degrees.
  • The most monthly precipitation in Manhattan occurs in August with 6.8 inches.
  • The air quality index in Manhattan is 21% worse than the national average.
  • The pollution index in Manhattan is 69% better than the national average.

Compare Manhattan, IL Weather To Other Cities

      vs

      Manhattan 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.
      IndexManhattanIllinoisNational
      Air quality index604150
      Pollution index1,558,0703,347,2955,066,862

      Manhattan air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality72
      Days with moderate air quality281
      Days w/ poor A.Q. for sensitive groups11
      Days with unhealthy air quality1

      Manhattan air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.010%
      Carbon Tetrachloride0.070%
      Lead0.090%
      Mercury0.010%

      Average monthly Manhattan temperature with heat index

      Manhattan monthly precipitation with daily maximum

      Manhattan monthly snow depth with daily maximum

      Manhattan monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Braidwood, IL6,102198%
      Shorewood, IL16,539198%
      Wilmington village, IL144198%
      Channahon, IL12,329198%
      Diamond, IL2,733198%
      Manhattan, IL7,4056020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Oakdale, NY7,405476%
      Laurel Hill, VA7,4043334%
      Ashland, VA7,4063922%
      Mentor-on-the-Lake, OH7,4045510%
      Villa Hills, KY7,404548%
      Manhattan, IL7,4056020%
      Source: The Manhattan, 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.