870  
CDUS43 KLOT 030636  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1236 AM CST MON FEB 03 2025  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR FEBRUARY 2 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 6:02 PM 54 2020 34 11 43  
MINIMUM 32 1:14 AM -15 1951 20 12 33  
AVERAGE 39 26 13 38  
 
PRECIPITATION (IN)  
YESTERDAY T 1.22 1983 0.04 -0.04 0.00  
MONTH TO DATE T 0.08 -0.08 0.00  
SINCE DEC 1 3.09 3.35 -0.26 4.96  
SINCE JAN 1 1.16 1.56 -0.40 2.29  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 38 -12 27  
MONTH TO DATE 58 77 -19 46  
SINCE DEC 1 2286 2328 -42 1950  
SINCE JUL 1 2992 3412 -420 2902  
 
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 SE (140)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 10:00 PM  
LOWEST 66 12:00 AM  
AVERAGE 74  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 60 1992  
MINIMUM TEMPERATURE (F) 20 -17 1996  
 
SUNRISE AND SUNSET  
FEBRUARY 3 2025......SUNRISE 7:01 AM CST SUNSET 5:09 PM CST  
FEBRUARY 4 2025......SUNRISE 7:00 AM CST SUNSET 5:11 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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