519  
CDUS43 KLOT 100633  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT THU JUL 10 2025  
   
...............................  
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JULY 9 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 11:25 AM 100 1936 85 -1 80  
MINIMUM 70 10:26 PM 51 1941 68 2 69  
AVERAGE 77 76 1 75  
 
PRECIPITATION (IN)  
YESTERDAY T 2.43 1946 0.11 -0.11 0.89  
MONTH TO DATE 0.73 1.00 -0.27 1.26  
SINCE JUN 1 6.10 5.01 1.09 4.70  
SINCE JAN 1 15.67 17.49 -1.82 20.68  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 9 24 -15 3  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 12 11 1 10  
MONTH TO DATE 138 98 40 103  
SINCE JUN 1 462 320 142 425  
SINCE JAN 1 513 402 111 538    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 6:00 AM  
LOWEST 59 11:00 AM  
AVERAGE 73  
   
......................................................  
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 106 1936  
MINIMUM TEMPERATURE (F) 68 51 1941  
 
SUNRISE AND SUNSET  
JULY 10 2025..........SUNRISE 5:26 AM CDT SUNSET 8:27 PM CDT  
JULY 11 2025..........SUNRISE 5:27 AM CDT SUNSET 8:26 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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