760  
CDUS43 KLOT 302134  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT SUN JUL 30 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JULY 30 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 80 2:42 PM 104 1999 84 -4 85  
MINIMUM 67 1:44 AM 51 1936 68 -1 66  
AVERAGE 74 76 -2 76  
 
PRECIPITATION (IN)  
TODAY 0.00 2.43 1979 0.12 -0.12 0.00  
MONTH TO DATE 11.28 3.43 7.85 6.52  
SINCE JUN 1 13.36 7.44 5.92 8.10  
SINCE JAN 1 22.89 19.92 2.97 22.10  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 16 24 -8 1  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 9 11 -2 11  
MONTH TO DATE 337 345 -8 390  
SINCE JUN 1 559 567 -8 699  
SINCE JAN 1 658 649 9 884    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 1:00 AM  
LOWEST 50 3:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 99 1945  
2006  
MINIMUM TEMPERATURE (F) 68 50 1936  
 
SUNRISE AND SUNSET  
JULY 30 2023..........SUNRISE 5:43 AM CDT SUNSET 8:11 PM CDT  
JULY 31 2023..........SUNRISE 5:44 AM CDT SUNSET 8:10 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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