761  
CDUS43 KLOT 232240 CCB  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
ISSUED BY NATIONAL WEATHER SERVICE LINCOLN IL  
501 PM CDT WED APR 23 2025  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR APRIL 23 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 73 MM AM MM MM MM MM MM  
MINIMUM 56 MM AM MM MM MM MM MM  
AVERAGE 65 MM MM MM  
 
PRECIPITATION (IN)  
TODAY 0.14 MM MM MM MM MM  
MONTH TO DATE 2.13 MM MM MM  
SINCE MAR 1 5.12 MM MM MM  
SINCE JAN 1 7.62 MM MM MM  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM MM MM MM  
MONTH TO DATE T MM MM MM  
SINCE MAR 1 2.8 MM MM MM  
SINCE JUL 1 17.6 MM MM MM  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY MM MM MM MM  
MONTH TO DATE MM MM MM MM  
SINCE MAR 1 MM MM MM MM  
SINCE JUL 1 MM MM MM MM  
 
COOLING  
TODAY MM MM MM MM  
MONTH TO DATE MM MM MM MM  
SINCE MAR 1 MM MM MM MM  
SINCE JAN 1 MM MM MM MM    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM (MM)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM (MM)  
AVERAGE WIND SPEED MM  
 
SKY COVER  
AVERAGE SKY COVER MM  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM MM AM  
LOWEST MM MM PM  
AVERAGE MM  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) MM MM MM  
MINIMUM TEMPERATURE (F) MM MM MM  
 
SUNRISE AND SUNSET  
APRIL 23 2025.........SUNRISE MM AM CDT SUNSET MM PM CDT  
APRIL 24 2025.........SUNRISE MM AM CDT SUNSET MM 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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