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United States of America

CHARLESTON, ILLINOIS


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Elevation: 201 meters     Latitude: 39 28N     Longitude: 088 10W

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MONTHLY - WEATHER AVERAGES SUMMARY   [ Show All Data ]
[ °F ]   °C
Average Temperature
Years on Record: 115  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C12.1-1.9-0.15.712.217.822.724.823.820.113.76.40.1

Average High Temperature
Years on Record: 115  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C17.82.74.811.218.32428.9313026.620.111.54.4

Average Low Temperature
Years on Record: 115  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C6.4-6.4-4.90.3611.516.418.617.613.67.41.3-4.3

Average Precipitation
Years on Record: 115  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm1013625388961091041028485808169

Average Number of Days With Precipitation
Years on Record: 115  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1089810111110887899

Highest Recorded Temperature
Years on Record: 115  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C43.321.723.931.733.338.342.243.341.74035.628.922.8

Lowest Recorded Temperature
Years on Record: 115  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-32.8-32.8-30.6-25.6-8.3-3.31.77.23.9-3.9-11.7-18.9-28.9

Average Length of Day
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Hours12.710.311.212.513.814.915.515.114.112.911.610.59.9

Average Number of Days Above 90F/32C
Years on Record: 115  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days33.9------------1.27.111.99.440.2------

Average Number of Days Below 32F/0C
Years on Record: 115  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days111.52622.616.64.90.4---------0.13.413.524

Average Snowfall
Years on Record: 115  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm4815.511.27.60.5------------------2.810.4

Average Number of Rainy Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days107.68.68.1101110.99.58.47.87.47.68.69

Most Rain Reported in a Month
Years on Record: 101  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm1420240130270210270350250260350220290210

Least Rain Reported in a Month
Years on Record: 101  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm640------10---1010------------------

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  
Days13.14.72.71.40.2------------------0.53.6




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