268  
CDUS43 KLOT 070634  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT MON JUL 07 2025  
   
...............................  
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JULY 6 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 88 3:04 PM 105 2012 85 3 81  
MINIMUM 69 11:59 PM 49 1983 67 2 65  
AVERAGE 79 76 3 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.58 3.93 1943 0.11 0.47 0.00  
MONTH TO DATE 0.68 0.66 0.02 0.01  
SINCE JUN 1 6.05 4.67 1.38 3.45  
SINCE JAN 1 15.62 17.15 -1.53 19.43  
 
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 14 11 3 8  
MONTH TO DATE 103 65 38 66  
SINCE JUN 1 427 287 140 388  
SINCE JAN 1 478 369 109 501    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 PM  
LOWEST 54 2:00 PM  
AVERAGE 72  
   
......................................................  
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 102 1936  
MINIMUM TEMPERATURE (F) 67 48 1983  
 
SUNRISE AND SUNSET  
JULY 7 2025..........SUNRISE 5:24 AM CDT SUNSET 8:28 PM CDT  
JULY 8 2025..........SUNRISE 5:24 AM CDT SUNSET 8:28 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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