472  
CDUS43 KLOT 152132  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CDT SAT JUL 15 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 15 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 85 2:59 PM 102 1988 85 0 72  
MINIMUM 70 12:05 AM 52 1945 67 3 66  
1967  
AVERAGE 78 76 2 69  
 
PRECIPITATION (IN)  
TODAY 0.01 1.88 1899 0.11 -0.10 0.82  
MONTH TO DATE 5.77 1.70 4.07 2.39  
SINCE JUN 1 8.13 5.80 2.33 5.05  
SINCE JAN 1 21.09 20.45 0.64 20.95  
 
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 0.0 0.0 0.0 T  
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 25 31 -6 7  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 13 11 2 4  
MONTH TO DATE 154 156 -2 147  
SINCE JUN 1 359 355 4 379  
SINCE JAN 1 452 425 27 524    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 63 11:00 AM  
AVERAGE 78  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 100 1887  
MINIMUM TEMPERATURE (F) 67 49 1945  
 
SUNRISE AND SUNSET  
JULY 15 2023..........SUNRISE 5:29 AM CDT SUNSET 8:25 PM CDT  
JULY 16 2023..........SUNRISE 5:30 AM CDT SUNSET 8:25 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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