406  
CDUS43 KLOT 040638  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1238 AM CST MON DEC 04 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR DECEMBER 3 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 42 6:25 AM 72 2012 42 0 52  
MINIMUM 38 11:59 PM -8 1940 29 9 21  
AVERAGE 40 35 5 37  
 
PRECIPITATION (IN)  
YESTERDAY 0.26 0.68 1938 0.06 0.20 T  
MONTH TO DATE 0.98 0.20 0.78 T  
SINCE DEC 1 0.98 0.20 0.78 T  
SINCE JAN 1 33.94 32.83 1.11 29.09  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 30 -5 28  
MONTH TO DATE 66 89 -23 86  
SINCE DEC 1 66 89 -23 86  
SINCE JUL 1 1018 1173 -155 1049  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1149 1112 37 1514    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 70 11:00 PM  
AVERAGE 82  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 68 1998  
MINIMUM TEMPERATURE (F) 28 3 1991  
 
SUNRISE AND SUNSET  
DECEMBER 4 2023......SUNRISE 7:02 AM CST SUNSET 4:20 PM CST  
DECEMBER 5 2023......SUNRISE 7:03 AM CST SUNSET 4:20 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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