570  
CDUS43 KLOT 022133  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CDT MON SEP 02 2024  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR SEPTEMBER 2 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 76 1:56 PM 101 1953 80 -4 89  
MINIMUM 58 5:21 AM 44 1946 62 -4 64  
AVERAGE 67 71 -4 77  
 
PRECIPITATION (IN)  
TODAY 0.00 1.55 2010 0.12 -0.12 0.00  
MONTH TO DATE 0.00 0.24 -0.24 0.00  
SINCE SEP 1 0.00 0.24 -0.24 0.00  
SINCE JAN 1 26.86 26.95 -0.09 24.26  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH MM  
 
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 0 6 -6 2  
 
COOLING  
TODAY 2 6 -4 12  
MONTH TO DATE 5 13 -8 19  
SINCE SEP 1 5 13 -8 19  
SINCE JAN 1 991 885 106 953    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 1:00 AM  
LOWEST 38 2:00 PM  
AVERAGE 61  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 97 1953  
MINIMUM TEMPERATURE (F) 62 47 1974  
 
SUNRISE AND SUNSET  
SEPTEMBER 2 2024.....SUNRISE 6:19 AM CDT SUNSET 7:23 PM CDT  
SEPTEMBER 3 2024.....SUNRISE 6:20 AM CDT SUNSET 7:21 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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