024  
CDUS43 KLOT 192134  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT FRI JUL 19 2024  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 19 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 12:31 PM 101 1930 85 -5 86  
MINIMUM 60 4:48 AM 50 1873 67 -7 63  
AVERAGE 70 76 -6 75  
 
PRECIPITATION (IN)  
TODAY 0.00 1.96 1963 0.12 -0.12 0.00  
MONTH TO DATE 5.55 2.17 3.38 5.77  
SINCE JUN 1 8.65 6.27 2.38 8.13  
SINCE JAN 1 23.92 20.92 3.00 21.09  
 
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 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 31 -25 25  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 5 11 -6 10  
MONTH TO DATE 192 200 -8 188  
SINCE JUN 1 470 399 71 393  
SINCE JAN 1 550 469 81 486    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 3:00 AM  
LOWEST 42 12:00 PM  
AVERAGE 60  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 101 1980  
MINIMUM TEMPERATURE (F) 67 53 1970  
 
SUNRISE AND SUNSET  
JULY 19 2024..........SUNRISE 5:33 AM CDT SUNSET 8:22 PM CDT  
JULY 20 2024..........SUNRISE 5:34 AM CDT SUNSET 8:21 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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