939  
CDUS43 KLOT 192139  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
439 PM CDT SAT JUL 19 2025  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JULY 19 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 84 2:59 PM 104 1930 85 -1 80  
MINIMUM 75 5:16 AM 55 1929 68 7 61  
1947  
AVERAGE 80 77 3 71  
 
PRECIPITATION (IN)  
TODAY 0.17 3.69 1990 0.11 0.06 0.00  
MONTH TO DATE 2.42 2.13 0.29 5.24  
SINCE JUN 1 7.79 6.14 1.65 8.68  
SINCE JAN 1 17.36 18.62 -1.26 24.66  
 
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 15 12 3 6  
MONTH TO DATE 265 218 47 217  
SINCE JUN 1 589 440 149 539  
SINCE JAN 1 640 522 118 652    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 12:00 PM  
LOWEST 66 12:00 AM  
AVERAGE 74  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 103 1934  
MINIMUM TEMPERATURE (F) 68 50 1941  
 
SUNRISE AND SUNSET  
JULY 19 2025..........SUNRISE 5:33 AM CDT SUNSET 8:21 PM CDT  
JULY 20 2025..........SUNRISE 5:34 AM CDT SUNSET 8:20 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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