936  
CDUS43 KLOT 140636  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
136 AM CDT WED AUG 14 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR AUGUST 13 2024  
 
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)  
YESTERDAY  
MAXIMUM 86 12:41 PM 98 1944 83 3 81  
MINIMUM 64 5:35 AM 51 1982 66 -2 66  
2004  
AVERAGE 75 74 1 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.86 1987 0.14 -0.14 0.00  
MONTH TO DATE 0.85 1.80 -0.95 0.13  
SINCE JUN 1 9.84 9.61 0.23 10.10  
SINCE JAN 1 25.11 24.26 0.85 23.06  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 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  
YESTERDAY 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  
YESTERDAY 10 9 1 9  
MONTH TO DATE 122 129 -7 137  
SINCE JUN 1 716 654 62 679  
SINCE JAN 1 796 724 72 772    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 6:00 AM  
LOWEST 41 12:00 PM  
AVERAGE 61  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 99 1944  
MINIMUM TEMPERATURE (F) 66 48 1964  
 
SUNRISE AND SUNSET  
AUGUST 14 2024........SUNRISE 5:59 AM CDT SUNSET 7:53 PM CDT  
AUGUST 15 2024........SUNRISE 6:00 AM CDT SUNSET 7:51 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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