162  
CDUS43 KLOT 280644  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1244 AM CST TUE JAN 28 2025  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JANUARY 27 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 45 3:48 PM 61 1944 33 12 42  
2002  
MINIMUM 18 5:36 AM -10 1955 19 -1 38  
AVERAGE 32 26 6 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.74 1967 0.04 -0.04 0.03  
MONTH TO DATE 0.08 1.31 -1.23 2.24  
SINCE DEC 1 2.01 3.10 -1.09 4.91  
SINCE JAN 1 0.08 1.31 -1.23 2.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 33 39 -6 25  
MONTH TO DATE 1157 1049 108 1042  
SINCE DEC 1 2125 2093 32 1797  
SINCE JUL 1 2831 3177 -346 2749  
 
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 30 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 15.2  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 1:00 AM  
LOWEST 26 3:00 PM  
AVERAGE 43  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 55 1876  
1970  
MINIMUM TEMPERATURE (F) 19 -13 1963  
1977  
 
SUNRISE AND SUNSET  
JANUARY 28 2025.......SUNRISE 7:07 AM CST SUNSET 5:02 PM CST  
JANUARY 29 2025.......SUNRISE 7:06 AM CST SUNSET 5:03 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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