595  
CDUS43 KLOT 210636  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1236 AM CST TUE NOV 21 2017  
 
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR NOVEMBER 20 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1928 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 54 257 PM 69 1930 46 8 36  
MINIMUM 31 1225 AM 14 1964 33 -2 25  
AVERAGE 43 39 4 31  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.23 1970 0.11 -0.11 0.00  
MONTH TO DATE 2.29 2.30 -0.01 0.44  
SINCE SEP 1 13.19 8.85 4.34 5.49  
SINCE JAN 1 41.24 35.40 5.84 30.14  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22 26 -4 34  
MONTH TO DATE 498 422 76 251  
SINCE SEP 1 757 848 -91 477  
SINCE JUL 1 762 853 -91 477  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 5  
SINCE SEP 1 245 135 110 273  
SINCE JAN 1 1151 1045 106 1465    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 16 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 16.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
   
......................................................
 
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 66 1990  
MINIMUM TEMPERATURE (F) 32 7 1964  
 
 
SUNRISE AND SUNSET  
NOVEMBER 21 2017......SUNRISE 648 AM CST SUNSET 426 PM CST  
NOVEMBER 22 2017......SUNRISE 649 AM CST SUNSET 425 PM CST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page