857  
CDUS43 KLOT 280635  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
135 AM CDT WED JUN 28 2023  
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR JUNE 27 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1928 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 76 1:59 PM 102 1933 84 -8 81  
MINIMUM 64 11:58 PM 50 1981 66 -2 63  
AVERAGE 70 75 -5 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.88 1983 0.12 -0.12 0.00  
MONTH TO DATE 2.08 3.67 -1.59 1.56  
SINCE JUN 1 2.08 3.67 -1.59 1.56  
SINCE JAN 1 11.61 16.15 -4.54 15.56  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 16 21 -5 1  
SINCE JUN 1 16 21 -5 1  
SINCE JUL 1 5227 5749 -522 5322  
 
COOLING  
YESTERDAY 5 10 -5 7  
MONTH TO DATE 185 193 -8 265  
SINCE JUN 1 185 193 -8 265  
SINCE JAN 1 284 275 9 450    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 2:00 AM  
LOWEST 46 1:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 104 1934  
MINIMUM TEMPERATURE (F) 66 49 1938  
 
SUNRISE AND SUNSET  
JUNE 28 2023..........SUNRISE 5:19 AM CDT SUNSET 8:30 PM CDT  
JUNE 29 2023..........SUNRISE 5:19 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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