332  
CDUS43 KLOT 072140  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
440 PM CDT MON JUL 07 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 7 2025...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 85 1:59 PM 100 2012 84 1 85  
MINIMUM 64 5:09 AM 51 1997 63 1 63  
AVERAGE 75 74 1 74  
 
PRECIPITATION (IN)  
TODAY 0.00 1.02 2024 0.11 -0.11 1.02  
MONTH TO DATE 0.75 0.73 0.02 1.63  
SINCE JUN 1 3.40 4.38 -0.98 6.66  
SINCE JAN 1 11.46 16.64 -5.18 19.30  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 3  
SINCE JUN 1 18 33 -15 16  
SINCE JUL 1 0 0 0 3  
 
COOLING  
TODAY 10 9 1 9  
MONTH TO DATE 94 59 35 57  
SINCE JUN 1 361 234 127 299  
SINCE JAN 1 394 290 104 353    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 6.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 12:00 AM  
LOWEST 44 2:00 PM  
AVERAGE 66  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 93 2002  
MINIMUM TEMPERATURE (F) 63 51 2015  
 
SUNRISE AND SUNSET  
JULY 7 2025..........SUNRISE 5:25 AM CDT SUNSET 8:30 PM CDT  
JULY 8 2025..........SUNRISE 5:26 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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