209  
CDUS43 KLOT 290635  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1235 AM CST SUN DEC 29 2024  
   
...............................  
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR DECEMBER 28 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 53 3:24 PM 67 1984 34 19 44  
MINIMUM 45 7:13 PM -3 1961 22 23 38  
AVERAGE 49 28 21 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.82 2015 0.05 -0.04 0.13  
MONTH TO DATE 0.54 1.63 -1.09 2.60  
SINCE DEC 1 0.54 1.63 -1.09 2.60  
SINCE JAN 1 35.73 34.26 1.47 35.56  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 37 -21 24  
MONTH TO DATE 894 933 -39 667  
SINCE DEC 1 894 933 -39 667  
SINCE JUL 1 1600 2017 -417 1619  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1384 1112 272 1149    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 3:00 AM  
LOWEST 66 2:00 PM  
AVERAGE 78  
   
......................................................  
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 64 1984  
MINIMUM TEMPERATURE (F) 22 -8 1976  
 
SUNRISE AND SUNSET  
DECEMBER 29 2024......SUNRISE 7:18 AM CST SUNSET 4:29 PM CST  
DECEMBER 30 2024......SUNRISE 7:18 AM CST SUNSET 4:30 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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