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United States of America

CHICAGO, ILLINOIS


Home > North America > United States > Illinois
Elevation: 674 feet     Latitude: 41 59N     Longitude: 087 54W

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MONTHLY - WEATHER AVERAGES SUMMARY   [ Show All Data ]
[ °C ]   °F
Average Temperature
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F49.923.827.737.948.959.168.97472.464.652.540.327.7

Average High Temperature
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F59.13135.346.6597079.784.181.974.862.348.234.8

Average Low Temperature
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F40.816.520.129.238.848.358.163.962.954.342.832.420.7

Average Precipitation
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in.36.91.71.82.53.43.73.53.74.93.23.23.22.3

Average Number of Days With Precipitation
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days124.110.58.811.11211.610.29.89.88.310.210.811

Highest Recorded Temperature
Years on Record: 54  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F104657288919710410410199917871

Lowest Recorded Temperature
Years on Record: 54  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F-27-27-19-872436404128171-25

Average Length of Day
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Hours12.710.111.112.513.915.115.815.414.312.911.510.39.7

Average Number of Days Above 90F/32C
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days14------------0.535.93.61---------

Average Number of Days Below 32F/0C
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days121.8282419.66.30.3---------0.13.51426

Average Snowfall
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in.36.310.89.15.61.2---------------0.21.28.2

Average Number of Rainy Days
Years on Record: 35  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days126119131311101091091111

Most Rain Reported in a Month
Years on Record: 37  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
in.49.34.13.55.97.77.1108.317.111.47.48.28.6

Average Number of Days With Snow
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
Days288.25.94.20.9---------------0.21.76.9

Average Relative Humidity
Years on Record: 20  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
%69.474.170.967.963.165.367.567.871.669.969.270.674.6

Average Morning Relative Humidity
Years on Record: 37  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
%80777879777778828585828180

Average Evening Relative Humidity
Years on Record: 37  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
%58666359535152545555536268

Average Dew Point
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
F39.817.220.127.635.946.256.762.261.753.841.931.721.4

Average Wind Speed
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC 
mph1011.21111.311.310.18.88.37.98.69.710.710.6







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