899  
CDUS43 KLOT 210636  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1236 AM CST SUN JAN 21 2024  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JANUARY 20 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 20 3:58 PM 53 1954 32 -12 35  
MINIMUM 5 12:51 AM -25 1985 19 -14 30  
AVERAGE 13 26 -13 33  
 
PRECIPITATION (IN)  
YESTERDAY T 0.99 1974 0.05 -0.05 T  
MONTH TO DATE 1.42 1.00 0.42 1.63  
SINCE DEC 1 4.09 2.79 1.30 3.30  
SINCE JAN 1 1.42 1.00 0.42 1.63  
 
DEGREE DAYS  
HEATING  
YESTERDAY 52 40 12 32  
MONTH TO DATE 822 775 47 556  
SINCE DEC 1 1577 1819 -242 1650  
SINCE JUL 1 2529 2903 -374 2613  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 10.4  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 4:00 AM  
LOWEST 45 2:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 60 2017  
MINIMUM TEMPERATURE (F) 19 -17 1984  
 
SUNRISE AND SUNSET  
JANUARY 21 2024.......SUNRISE 7:13 AM CST SUNSET 4:52 PM CST  
JANUARY 22 2024.......SUNRISE 7:12 AM CST SUNSET 4:53 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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