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United States of America

MONMOUTH, ILLINOIS


Home > North America > United States > Illinois
Elevation: 228 meters     Latitude: 40 55N     Longitude: 090 37W

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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °F ]   °C
TEMPERATURE 
Average Temperature
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C10.6-4.6-2.53.910.916.821.824.123.118.912.64.7-2.2

Average High Temperature
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C16.60.22.49.617.423.328.230.629.625.6199.92.3

Average Low Temperature
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C4.7-9.4-7.5-1.74.610.215.417.616.412.26.1-0.6-6.7

Highest Recorded Temperature
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C43.320.622.831.133.938.94043.340.639.433.927.820.6

Lowest Recorded Temperature
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C-32.8-31.7-32.8-24.4-12.2-3.90.66.13.3-7.8-13.9-20-30

Average Number of Days Above 90F/32C
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days29.3---------0.115.810.98.23.20.1------

Average Number of Days Below 32F/0C
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days130.92925.120.36.80.4---------0.24.617.427

Average Number of Days Below 0F/-17C
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days10.85.12.90.2---------------------0.12.5



PRECIPITATION 
Average Precipitation
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm9264540698910311410190100695847

Average Number of Days With Precipitation
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days102779101210888887

Most Reported Precipitation in a Month
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm509146110175209287386319253509375187122

Least Reported Precipitation in a Month
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm---1472522211911---6

Most Precipitation Reported in a Day
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm165.958.472.467.37976.2146.3165.9124.5113.8105.262.595.2

Avg. No. of Days w/Precip. Above 0.2in/5mm
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days67446787656554

Avg. # of Days w/Precip. Above 0.4in/10mm
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days25112233323221

Avg. No. of Days w/Precip. Above 1in/25mm
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days7---------1111111------



PRECIPITATION - RAIN 
Average Number of Rainy Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days103.77.56.89.510.411.79.88.67.98.47.97.77.4

Most Rain Reported in a Day
Years on Record: 104  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm16050506070701401601201101006050

Most Rain Reported in a Month
Years on Record: 104  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm1360140100130200280350310250500370180120

Least Rain Reported in a Month
Years on Record: 104  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm550---------202020------------------



PRECIPITATION - SNOW 
Average Snowfall
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm68.819.115.511.43---------------0.54.315

Most Snow Reported in a Month
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
cm6658.947.86644.20.8---------2.81429.550



DEGREE DAYS 
Heating Degree Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days3358.3728.9565.6433.3226.194.410.61.78.944.4189.4411.1643.9

Cooling Degree Days
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days512.8---------3.340.6105.6165138.354.45.6------

Growing Degree Days
Years on Record: 118  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1781.4---------28.3210.1355437.4404.7266.779.2------







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