347  
CDUS43 KLOT 042134  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT FRI AUG 04 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR AUGUST 4 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 85 2:28 PM 100 1947 84 1 85  
MINIMUM 72 3:46 AM 52 1929 68 4 75  
AVERAGE 79 76 3 80  
 
PRECIPITATION (IN)  
TODAY 0.00 2.17 1998 0.12 -0.12 0.00  
MONTH TO DATE 0.00 0.49 -0.49 0.11  
SINCE JUN 1 13.36 8.05 5.31 8.21  
SINCE JAN 1 22.89 20.53 2.36 22.21  
 
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 14 11 3 15  
MONTH TO DATE 51 44 7 69  
SINCE JUN 1 618 619 -1 780  
SINCE JAN 1 717 701 16 965    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 2:00 AM  
LOWEST 37 3:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 100 1947  
MINIMUM TEMPERATURE (F) 68 52 1972  
1974  
 
SUNRISE AND SUNSET  
AUGUST 4 2023........SUNRISE 5:48 AM CDT SUNSET 8:06 PM CDT  
AUGUST 5 2023........SUNRISE 5:49 AM CDT SUNSET 8:05 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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