644  
CDUS43 KLOT 042132  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CDT SUN AUG 04 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 4 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 91 1:39 PM 100 1947 84 7 86  
MINIMUM 71 5:07 AM 53 1880 66 5 70  
1894  
1992  
AVERAGE 81 75 6 78  
 
PRECIPITATION (IN)  
TODAY 0.00 3.47 1989 0.14 -0.14 0.00  
MONTH TO DATE 0.51 0.58 -0.07 0.00  
SINCE JUN 1 9.50 8.39 1.11 9.97  
SINCE JAN 1 24.77 23.04 1.73 22.93  
 
SNOWFALL (IN)  
TODAY 0.0 T 2008 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 16 10 6 13  
MONTH TO DATE 60 40 20 51  
SINCE JUN 1 654 565 89 593  
SINCE JAN 1 734 635 99 686    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 5:00 AM  
LOWEST 39 1:00 PM  
AVERAGE 63  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 102 1918  
MINIMUM TEMPERATURE (F) 66 51 1994  
 
SUNRISE AND SUNSET  
AUGUST 4 2024........SUNRISE 5:49 AM CDT SUNSET 8:06 PM CDT  
AUGUST 5 2024........SUNRISE 5:50 AM CDT SUNSET 8:05 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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