485  
CDUS43 KLOT 250632  
CLIORD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT MON JUN 25 2018  
 
   
...............................
 
 
   
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR JUNE 24 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1871 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 206 PM 97 1953 82 -2 75  
1937  
MINIMUM 64 1159 PM 46 1986 61 3 59  
AVERAGE 72 72 0 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.31 1950 0.11 -0.11 0.02  
MONTH TO DATE 6.84 2.80 4.04 2.12  
SINCE JUN 1 6.84 2.80 4.04 2.12  
SINCE JAN 1 25.69 15.88 9.81 20.23  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 T  
SINCE JUN 1 0.0 0.0 0.0 T  
SINCE JUL 1 36.1 36.3 -0.2 26.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 10 47 -37 0  
SINCE JUN 1 10 47 -37 0  
SINCE JUL 1 6145 6339 -194 5284  
 
COOLING  
YESTERDAY 7 7 0 2  
MONTH TO DATE 135 117 18 208  
SINCE JUN 1 135 117 18 208  
SINCE JAN 1 284 171 113 241    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 8.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 900 PM  
LOWEST 54 1000 AM  
AVERAGE 69  
   
......................................................
 
 
 
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 103 1988  
MINIMUM TEMPERATURE (F) 61 41 1986  
 
 
SUNRISE AND SUNSET  
JUNE 25 2018..........SUNRISE 517 AM CDT SUNSET 831 PM CDT  
JUNE 26 2018..........SUNRISE 518 AM CDT SUNSET 831 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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