831  
CDUS43 KLOT 010649  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
149 AM CDT WED NOV 01 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR OCTOBER 31 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 37 11:43 AM 84 1950 56 -19 61  
MINIMUM 29 5:19 AM 26 2019 41 -12 52  
AVERAGE 33 48 -15 57  
 
PRECIPITATION (IN)  
YESTERDAY T 2.63 1994 0.10 -0.10 0.01  
MONTH TO DATE 2.75 3.48 -0.73 2.12  
SINCE SEP 1 6.35 6.25 0.10 4.18  
SINCE JAN 1 31.96 30.28 1.68 28.10  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 17 15 8  
MONTH TO DATE 313 330 -17 281  
SINCE SEP 1 328 389 -61 335  
SINCE JUL 1 329 393 -64 335  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 50 20 30 21  
SINCE SEP 1 187 156 31 235  
SINCE JAN 1 1149 1112 37 1507    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 13.1  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 9:00 PM  
LOWEST 54 11:00 AM  
AVERAGE 71  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 81 1950  
MINIMUM TEMPERATURE (F) 40 22 1930  
 
SUNRISE AND SUNSET  
NOVEMBER 1 2023......SUNRISE 7:23 AM CDT SUNSET 5:46 PM CDT  
NOVEMBER 2 2023......SUNRISE 7:24 AM CDT SUNSET 5:44 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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