017  
CDUS43 KLOT 282136  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
436 PM CDT SAT SEP 28 2024  
   
...............................  
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR SEPTEMBER 28 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 71 12:45 AM 92 1953 72 -1 70  
MINIMUM 66 8:20 AM 29 1942 54 12 61  
AVERAGE 69 63 6 66  
 
PRECIPITATION (IN)  
TODAY 0.11 3.65 1972 0.08 0.03 T  
MONTH TO DATE 1.89 2.60 -0.71 3.60  
SINCE SEP 1 1.89 2.60 -0.71 3.60  
SINCE JAN 1 31.36 26.63 4.73 29.21  
 
DEGREE DAYS  
HEATING  
TODAY 0 4 -4 0  
MONTH TO DATE 10 49 -39 15  
SINCE SEP 1 10 49 -39 15  
SINCE JUL 1 10 53 -43 16  
 
COOLING  
TODAY 4 2 2 1  
MONTH TO DATE 205 131 74 129  
SINCE SEP 1 205 131 74 129  
SINCE JAN 1 1328 1087 241 1091    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 13.6  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 8:00 AM  
LOWEST 59 12:00 AM  
AVERAGE 73  
   
......................................................  
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 99 1953  
MINIMUM TEMPERATURE (F) 53 33 1942  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2024.....SUNRISE 6:45 AM CDT SUNSET 6:37 PM CDT  
SEPTEMBER 29 2024.....SUNRISE 6:46 AM CDT SUNSET 6:35 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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