822  
CDUS43 KLOT 232234  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CST SAT DEC 23 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR DECEMBER 23 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 49 1:05 PM 61 2015 36 13 -1  
MINIMUM 45 5:34 AM -17 1983 23 22 -9  
AVERAGE 47 29 18 -5  
 
PRECIPITATION (IN)  
TODAY 0.00 1.12 1932 0.05 -0.05 T  
MONTH TO DATE 2.16 1.37 0.79 1.67  
SINCE DEC 1 2.16 1.37 0.79 1.67  
SINCE JAN 1 35.12 34.00 1.12 30.76  
 
DEGREE DAYS  
HEATING  
TODAY 18 36 -18 70  
MONTH TO DATE 573 751 -178 785  
SINCE DEC 1 573 751 -178 785  
SINCE JUL 1 1525 1835 -310 1748  
 
COOLING  
TODAY 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 8 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 2:00 AM  
LOWEST 86 10:00 AM  
AVERAGE 92  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 59 1982  
MINIMUM TEMPERATURE (F) 23 -20 1983  
 
SUNRISE AND SUNSET  
DECEMBER 23 2023......SUNRISE 7:16 AM CST SUNSET 4:24 PM CST  
DECEMBER 24 2023......SUNRISE 7:16 AM CST SUNSET 4:25 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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