993  
CDUS43 KLOT 112132  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CDT SUN AUG 11 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 11 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 80 2:46 PM 98 1874 83 -3 85  
1941  
MINIMUM 58 5:33 AM 47 1982 66 -8 70  
AVERAGE 69 74 -5 78  
 
PRECIPITATION (IN)  
TODAY 0.00 3.70 1923 0.14 -0.14 T  
MONTH TO DATE 0.85 1.52 -0.67 0.13  
SINCE JUN 1 9.84 9.33 0.51 10.10  
SINCE JAN 1 25.11 23.98 1.13 23.06  
 
SNOWFALL (IN)  
TODAY 0.0 T 1989 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 T 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 6 33 -27 25  
SINCE JUL 1 0 2 -2 0  
 
COOLING  
TODAY 4 10 -6 13  
MONTH TO DATE 105 110 -5 115  
SINCE JUN 1 699 635 64 657  
SINCE JAN 1 779 705 74 750    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 6:00 AM  
LOWEST 39 3:00 PM  
AVERAGE 57  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 101 1918  
MINIMUM TEMPERATURE (F) 66 47 1982  
 
SUNRISE AND SUNSET  
AUGUST 11 2024........SUNRISE 5:56 AM CDT SUNSET 7:57 PM CDT  
AUGUST 12 2024........SUNRISE 5:57 AM CDT SUNSET 7:55 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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