131  
CDUS43 KLOT 132135  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
435 PM CDT FRI SEP 13 2024  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 13 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 85 2:08 PM 99 1939 78 7 71  
MINIMUM 68 5:49 AM 40 1953 60 8 54  
AVERAGE 77 69 8 63  
 
PRECIPITATION (IN)  
TODAY 0.00 3.62 2008 0.08 -0.08 0.00  
MONTH TO DATE T 1.26 -1.26 1.52  
SINCE SEP 1 T 1.26 -1.26 1.52  
SINCE JAN 1 29.47 25.29 4.18 27.13  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 2  
MONTH TO DATE 10 8 2 3  
SINCE SEP 1 10 8 2 3  
SINCE JUL 1 10 12 -2 4  
 
COOLING  
TODAY 12 5 7 0  
MONTH TO DATE 77 81 -4 87  
SINCE SEP 1 77 81 -4 87  
SINCE JAN 1 1200 1037 163 1049    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 5:00 AM  
LOWEST 40 11:00 AM  
AVERAGE 55  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 101 1939  
MINIMUM TEMPERATURE (F) 60 42 1937  
1949  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2024.....SUNRISE 6:30 AM CDT SUNSET 7:03 PM CDT  
SEPTEMBER 14 2024.....SUNRISE 6:31 AM CDT SUNSET 7:01 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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