151  
CDUS43 KLOT 192145  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
445 PM CDT SAT APR 19 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 19 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 61 2:57 PM 79 2005 61 0 56  
MINIMUM 48 8:26 AM 30 1999 39 9 38  
2010  
2014  
AVERAGE 55 50 5 47  
 
PRECIPITATION (IN)  
TODAY T 0.65 2009 0.13 -0.13 0.00  
MONTH TO DATE 1.03 1.93 -0.90 1.23  
SINCE MAR 1 3.93 3.90 0.03 5.16  
SINCE JAN 1 5.50 6.41 -0.91 7.61  
 
DEGREE DAYS  
HEATING  
TODAY 10 15 -5 18  
MONTH TO DATE 347 348 -1 274  
SINCE MAR 1 1009 1198 -189 954  
SINCE JUL 1 5329 5975 -646 5015  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 3 0 3 1  
SINCE MAR 1 3 2 1 1  
SINCE JAN 1 3 2 1 1    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 9.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 48 3:00 PM  
AVERAGE 69  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 80 2014  
MINIMUM TEMPERATURE (F) 39 25 2018  
 
SUNRISE AND SUNSET  
APRIL 19 2025.........SUNRISE 6:06 AM CDT SUNSET 7:39 PM CDT  
APRIL 20 2025.........SUNRISE 6:04 AM CDT SUNSET 7:40 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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