071  
CDUS43 KLOT 150648  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
148 AM CDT TUE JUL 15 2025  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JULY 14 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 87 4:18 PM 104 1936 85 2 89  
MINIMUM 66 4:13 AM 52 1930 68 -2 69  
AVERAGE 77 77 0 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.86 2024 0.11 -0.11 1.86  
MONTH TO DATE 2.03 1.58 0.45 4.92  
SINCE JUN 1 7.40 5.59 1.81 8.36  
SINCE JAN 1 16.97 18.07 -1.10 24.34  
 
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 12 0 14  
MONTH TO DATE 204 158 46 164  
SINCE JUN 1 528 380 148 486  
SINCE JAN 1 579 462 117 599    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 3.1  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 4:00 AM  
LOWEST 32 2:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 103 1988  
MINIMUM TEMPERATURE (F) 68 49 1930  
 
SUNRISE AND SUNSET  
JULY 15 2025..........SUNRISE 5:30 AM CDT SUNSET 8:24 PM CDT  
JULY 16 2025..........SUNRISE 5:31 AM CDT SUNSET 8:23 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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