676  
CDUS43 KLOT 260632  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT WED JUL 26 2023  
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JULY 25 2023
 
 
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)  
YESTERDAY  
MAXIMUM 91 2:47 PM 101 1940 84 7 76  
MINIMUM 70 5:20 AM 53 1911 67 3 64  
AVERAGE 81 76 5 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.22 1993 0.13 -0.13 0.00  
MONTH TO DATE 5.89 2.93 2.96 4.50  
SINCE JUN 1 8.25 7.03 1.22 7.16  
SINCE JAN 1 21.21 21.68 -0.47 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 T  
SINCE JUN 1 0.0 0.0 0.0 T  
SINCE JUL 1 0.0 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 16 11 5 5  
MONTH TO DATE 258 266 -8 270  
SINCE JUN 1 463 465 -2 502  
SINCE JAN 1 556 535 21 647    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 4:00 AM  
LOWEST 40 3:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 99 1955  
MINIMUM TEMPERATURE (F) 67 53 1962  
1991  
 
SUNRISE AND SUNSET  
JULY 26 2023..........SUNRISE 5:39 AM CDT SUNSET 8:17 PM CDT  
JULY 27 2023..........SUNRISE 5:40 AM CDT SUNSET 8:16 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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