643  
CDUS43 KLOT 160632  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT MON JUN 16 2025  
   
...............................  
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 15 2025  
 
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)  
YESTERDAY  
MAXIMUM 82 3:14 PM 96 2022 81 1 86  
MINIMUM 57 3:29 AM 43 1997 61 -4 58  
AVERAGE 70 71 -1 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.56 2015 0.14 -0.14 0.00  
MONTH TO DATE 0.89 2.12 -1.23 1.47  
SINCE JUN 1 0.89 2.12 -1.23 1.47  
SINCE JAN 1 10.39 16.77 -6.38 16.74  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 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  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 13 25 -12 6  
SINCE JUN 1 13 25 -12 6  
SINCE JUL 1 5441 5968 -527 4775  
 
COOLING  
YESTERDAY 5 6 -1 7  
MONTH TO DATE 52 75 -23 90  
SINCE JUN 1 52 75 -23 90  
SINCE JAN 1 86 145 -59 170    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 5:00 AM  
LOWEST 47 12:00 PM  
AVERAGE 64  
   
......................................................  
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 98 1913  
MINIMUM TEMPERATURE (F) 61 44 1947  
1980  
 
SUNRISE AND SUNSET  
JUNE 16 2025..........SUNRISE 5:16 AM CDT SUNSET 8:29 PM CDT  
JUNE 17 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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