182  
CDUS43 KLOT 122135  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
435 PM CDT SAT JUL 12 2025  
   
...............................  
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JULY 12 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 83 2:40 PM 100 1936 85 -2 85  
MINIMUM 72 6:19 AM 55 1945 68 4 67  
1975  
AVERAGE 78 77 1 76  
 
PRECIPITATION (IN)  
TODAY 0.01 6.16 1957 0.12 -0.11 0.00  
MONTH TO DATE 2.03 1.36 0.67 1.55  
SINCE JUN 1 7.40 5.37 2.03 4.99  
SINCE JAN 1 16.97 17.85 -0.88 20.97  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 13 12 1 11  
MONTH TO DATE 180 134 46 135  
SINCE JUN 1 504 356 148 457  
SINCE JAN 1 555 438 117 570    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 10.8  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 1:00 AM  
LOWEST 60 9:00 AM  
AVERAGE 74  
   
......................................................  
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 106 1995  
MINIMUM TEMPERATURE (F) 68 50 1940  
 
SUNRISE AND SUNSET  
JULY 12 2025..........SUNRISE 5:27 AM CDT SUNSET 8:26 PM CDT  
JULY 13 2025..........SUNRISE 5:28 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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