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United States of America

ROCKFORD, ILLINOIS


Home > North America > United States > Illinois
Elevation: 220 meters     Latitude: 42 12N     Longitude: 089 06W

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MONTHLY - WEATHER AVERAGES SUMMARY   [ Show All Data ]
[ °F ]   °C
Average Temperature
Years on Record: 65  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C9.6-5.4-3.62.19.215.420.823.622.418.211.63.7-3.1

Average High Temperature
Years on Record: 65  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C15.4-0.61.27.415.422.127.330.32924.817.98.61.2

Average Low Temperature
Years on Record: 65  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C3.8-10.2-8.4-3.23.18.914.416.915.811.65.2-1.2-7.3

Average Precipitation
Years on Record: 65  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm8844740667897104949697655842

Average Number of Days With Precipitation
Years on Record: 65  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days97768101110888777

Highest Recorded Temperature
Years on Record: 65  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C44.416.119.427.833.941.141.144.44039.432.827.217.8

Lowest Recorded Temperature
Years on Record: 65  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-31.7-31.7-31.7-22.8-10-2.81.76.11.7-4.4-13.9-22.2-30.6

Average Number of Days Above 90F/32C
Years on Record: 65  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days27.5---------0.11.25.110.67.33.10.1------

Average Number of Days Below 32F/0C
Years on Record: 65  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days142.929.326.223.49.71.2---------0.56.318.627.7

Average Snowfall
Years on Record: 65  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm8223.416.515.52.5---------------0.57.116.5

Average Number of Rainy Days
Years on Record: 43  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days118981112111010999910

Most Rain Reported in a Month
Years on Record: 41  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm143011070140250170290290340270210130120

Average Morning Relative Humidity
Years on Record: 41  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
%84808182808081869090868383

Average Evening Relative Humidity
Years on Record: 41  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
%58696460515051535654536370

Average Dew Point
Years on Record: 41  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C3-10-8-328131616115-1-7

Average Wind Speed
Years on Record: 41  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
km/h16191919191614121212141619







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