078  
CDUS43 KLOT 272136  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
436 PM CDT FRI JUN 27 2025  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JUNE 27 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 89 10:09 AM 102 1933 84 5 73  
MINIMUM 79 5:21 AM 50 1981 66 13 63  
AVERAGE 84 75 9 68  
 
PRECIPITATION (IN)  
TODAY 0.00 2.88 1983 0.12 -0.12 T  
MONTH TO DATE 5.37 3.67 1.70 3.26  
SINCE JUN 1 5.37 3.67 1.70 3.26  
SINCE JAN 1 14.94 16.15 -1.21 19.24  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 9 21 -12 3  
SINCE JUN 1 9 21 -12 3  
SINCE JUL 1 5129 5749 -620 4545  
 
COOLING  
TODAY 19 10 9 3  
MONTH TO DATE 275 193 82 297  
SINCE JUN 1 275 193 82 297  
SINCE JAN 1 326 275 51 410    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 5:00 AM  
LOWEST 50 3:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 104 1934  
MINIMUM TEMPERATURE (F) 66 49 1938  
 
SUNRISE AND SUNSET  
JUNE 27 2025..........SUNRISE 5:18 AM CDT SUNSET 8:30 PM CDT  
JUNE 28 2025..........SUNRISE 5:19 AM CDT SUNSET 8:30 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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