373  
CDUS43 KLOT 240637  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1237 AM CST FRI JAN 24 2025  
   
...............................  
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JANUARY 23 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 26 7:17 AM 59 1967 32 -6 38  
MINIMUM 9 11:59 PM -19 1936 19 -10 34  
AVERAGE 18 26 -8 36  
 
PRECIPITATION (IN)  
YESTERDAY T 0.73 1999 0.05 -0.05 0.25  
MONTH TO DATE 0.08 1.14 -1.06 1.68  
SINCE DEC 1 2.01 2.93 -0.92 4.35  
SINCE JAN 1 0.08 1.14 -1.06 1.68  
 
DEGREE DAYS  
HEATING  
YESTERDAY 47 39 8 29  
MONTH TO DATE 1003 893 110 940  
SINCE DEC 1 1971 1937 34 1695  
SINCE JUL 1 2677 3021 -344 2647  
 
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 20 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 5:00 AM  
LOWEST 45 2:00 PM  
AVERAGE 65  
   
......................................................  
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 65 1967  
MINIMUM TEMPERATURE (F) 19 -16 1936  
 
SUNRISE AND SUNSET  
JANUARY 24 2025.......SUNRISE 7:10 AM CST SUNSET 4:57 PM CST  
JANUARY 25 2025.......SUNRISE 7:09 AM CST SUNSET 4:58 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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