759  
CDUS43 KLOT 290636  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
136 AM CDT SUN JUN 29 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JUNE 28 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 90 2:19 PM 99 2012 83 7 74  
MINIMUM 63 4:49 AM 52 2015 62 1 63  
AVERAGE 77 73 4 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.62 2017 0.10 -0.10 0.26  
MONTH TO DATE 2.65 3.45 -0.80 5.03  
SINCE JUN 1 2.65 3.45 -0.80 5.03  
SINCE JAN 1 10.71 15.71 -5.00 17.67  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 18 30 -12 11  
SINCE JUN 1 18 30 -12 11  
SINCE JUL 1 5675 6360 -685 5253  
 
COOLING  
YESTERDAY 12 8 4 4  
MONTH TO DATE 235 160 75 229  
SINCE JUN 1 235 160 75 229  
SINCE JAN 1 268 216 52 283    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 2:00 AM  
LOWEST 42 4:00 PM  
AVERAGE 68  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 93 2018  
MINIMUM TEMPERATURE (F) 62 50 2016  
 
SUNRISE AND SUNSET  
JUNE 29 2025..........SUNRISE 5:21 AM CDT SUNSET 8:32 PM CDT  
JUNE 30 2025..........SUNRISE 5:21 AM CDT SUNSET 8:32 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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