057  
CDUS43 KLOT 172149  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
449 PM CDT TUE JUN 17 2025  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 17 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 91 2:18 PM 97 2024 81 10 97  
MINIMUM 71 3:58 AM 42 1980 62 9 77  
AVERAGE 81 71 10 87  
 
PRECIPITATION (IN)  
TODAY 0.00 1.69 1978 0.13 -0.13 0.00  
MONTH TO DATE 0.89 2.39 -1.50 1.48  
SINCE JUN 1 0.89 2.39 -1.50 1.48  
SINCE JAN 1 10.39 17.04 -6.65 16.75  
 
SNOWFALL (IN)  
TODAY 0.0 T 1992 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 17.6 38.4 -20.8 22.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 13 27 -14 6  
SINCE JUN 1 13 27 -14 6  
SINCE JUL 1 5441 5970 -529 4775  
 
COOLING  
TODAY 16 7 9 22  
MONTH TO DATE 78 89 -11 130  
SINCE JUN 1 78 89 -11 130  
SINCE JAN 1 112 159 -47 210    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 6:00 AM  
LOWEST 45 2:00 PM  
AVERAGE 66  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 98 1954  
MINIMUM TEMPERATURE (F) 62 45 1999  
 
SUNRISE AND SUNSET  
JUNE 17 2025..........SUNRISE 5:16 AM CDT SUNSET 8:30 PM CDT  
JUNE 18 2025..........SUNRISE 5:16 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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