672  
CDUS43 KLOT 032133  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CDT SUN SEP 03 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 3 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 93 2:55 PM 97 1953 80 13 91  
MINIMUM 68 5:44 AM 47 1974 63 5 71  
AVERAGE 81 72 9 81  
 
PRECIPITATION (IN)  
TODAY 0.00 1.92 1961 0.10 -0.10 0.00  
MONTH TO DATE 0.00 0.33 -0.33 0.00  
SINCE SEP 1 0.00 0.33 -0.33 0.00  
SINCE JAN 1 25.61 24.36 1.25 23.92  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 1 4 -3 0  
 
COOLING  
TODAY 16 7 9 16  
MONTH TO DATE 34 22 12 46  
SINCE SEP 1 34 22 12 46  
SINCE JAN 1 996 978 18 1318    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 12.4  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 7:00 AM  
LOWEST 33 3:00 PM  
AVERAGE 55  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 95 1954  
1960  
MINIMUM TEMPERATURE (F) 63 43 1938  
 
SUNRISE AND SUNSET  
SEPTEMBER 3 2023.....SUNRISE 6:19 AM CDT SUNSET 7:21 PM CDT  
SEPTEMBER 4 2023.....SUNRISE 6:20 AM CDT SUNSET 7:20 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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