426  
CDUS43 KLOT 020639  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
139 AM CDT WED AUG 02 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR AUGUST 1 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 85 4:16 PM 100 1988 84 1 89  
MINIMUM 69 5:18 AM 52 1947 68 1 75  
AVERAGE 77 76 1 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.55 1961 0.12 -0.12 T  
MONTH TO DATE 0.00 0.12 -0.12 T  
SINCE JUN 1 13.36 7.68 5.68 8.10  
SINCE JAN 1 22.89 20.16 2.73 22.10  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 12 11 1 17  
MONTH TO DATE 12 11 1 17  
SINCE JUN 1 579 586 -7 728  
SINCE JAN 1 678 668 10 913    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 6:00 AM  
LOWEST 44 4:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 102 1991  
MINIMUM TEMPERATURE (F) 68 56 1965  
 
SUNRISE AND SUNSET  
AUGUST 2 2023........SUNRISE 5:46 AM CDT SUNSET 8:08 PM CDT  
AUGUST 3 2023........SUNRISE 5:47 AM CDT SUNSET 8:07 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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