720  
CDUS43 KLOT 092132  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CDT MON SEP 09 2024  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 9 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 82 2:47 PM 95 1955 79 3 75  
1959  
1983  
MINIMUM 57 6:00 AM 47 1943 61 -4 56  
1975  
AVERAGE 70 70 0 66  
 
PRECIPITATION (IN)  
TODAY 0.00 3.25 1992 0.09 -0.09 0.00  
MONTH TO DATE T 0.93 -0.93 0.22  
SINCE SEP 1 T 0.93 -0.93 0.22  
SINCE JAN 1 29.47 24.96 4.51 25.83  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 10 4 6 0  
SINCE SEP 1 10 4 6 0  
SINCE JUL 1 10 8 2 1  
 
COOLING  
TODAY 5 6 -1 1  
MONTH TO DATE 39 60 -21 83  
SINCE SEP 1 39 60 -21 83  
SINCE JAN 1 1162 1016 146 1045    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 62 5:00 AM  
LOWEST 35 2:00 PM  
AVERAGE 49  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 96 2013  
MINIMUM TEMPERATURE (F) 61 44 1943  
 
SUNRISE AND SUNSET  
SEPTEMBER 9 2024.....SUNRISE 6:26 AM CDT SUNSET 7:10 PM CDT  
SEPTEMBER 10 2024.....SUNRISE 6:27 AM CDT SUNSET 7:08 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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