752  
CDUS43 KLOT 290636  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
136 AM CDT SUN JUN 29 2025  
   
...............................  
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JUNE 28 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 86 2:05 PM 104 1934 84 2 76  
MINIMUM 71 5:10 AM 49 1938 66 5 67  
AVERAGE 79 75 4 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.66 1993 0.12 -0.12 0.18  
MONTH TO DATE 5.37 3.79 1.58 3.44  
SINCE JUN 1 5.37 3.79 1.58 3.44  
SINCE JAN 1 14.94 16.27 -1.33 19.42  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 14 10 4 7  
MONTH TO DATE 287 203 84 304  
SINCE JUN 1 287 203 84 304  
SINCE JAN 1 338 285 53 417    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 3:00 AM  
LOWEST 51 2:00 PM  
AVERAGE 64  
   
......................................................  
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 97 1954  
MINIMUM TEMPERATURE (F) 66 50 1943  
 
SUNRISE AND SUNSET  
JUNE 29 2025..........SUNRISE 5:19 AM CDT SUNSET 8:30 PM CDT  
JUNE 30 2025..........SUNRISE 5:20 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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