667  
CDUS43 KLOT 132140  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
440 PM CDT SUN AUG 13 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR AUGUST 13 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 81 10:45 AM 101 1936 83 -2 80  
MINIMUM 67 5:44 AM 52 1967 67 0 69  
AVERAGE 74 75 -1 75  
 
PRECIPITATION (IN)  
TODAY 0.00 1.09 1980 0.14 -0.14 0.00  
MONTH TO DATE 0.38 1.63 -1.25 0.29  
SINCE JUN 1 13.74 9.19 4.55 8.39  
SINCE JAN 1 23.27 21.67 1.60 22.39  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 16 25 -9 1  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
TODAY 9 10 -1 10  
MONTH TO DATE 136 137 -1 177  
SINCE JUN 1 703 712 -9 888  
SINCE JAN 1 802 794 8 1073    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 6:00 AM  
LOWEST 54 10:00 AM  
AVERAGE 65  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 99 1944  
MINIMUM TEMPERATURE (F) 67 48 1964  
 
SUNRISE AND SUNSET  
AUGUST 13 2023........SUNRISE 5:57 AM CDT SUNSET 7:54 PM CDT  
AUGUST 14 2023........SUNRISE 5:58 AM CDT SUNSET 7:53 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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