579  
CDUS43 KLOT 200633  
CLIMDW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1232 AM CST THU FEB 20 2020  
 
   
...............................
 
 
   
..THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR FEBRUARY 19 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1928 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 31 355 PM 67 2017 37 -6 33  
MINIMUM 17 704 AM -8 1936 23 -6 14  
AVERAGE 24 30 -6 24  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.78 1994 0.07 -0.07 0.00  
MONTH TO DATE 0.61 1.20 -0.59 1.34  
SINCE DEC 1 4.25 5.83 -1.58 4.95  
SINCE JAN 1 3.09 3.26 -0.17 2.44  
 
DEGREE DAYS  
HEATING  
YESTERDAY 41 35 6 41  
MONTH TO DATE 670 713 -43 719  
SINCE DEC 1 2621 3074 -453 2974  
SINCE JUL 1 3862 4209 -347 4297  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 9.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
   
......................................................
 
 
 
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 69 2017  
MINIMUM TEMPERATURE (F) 23 -9 1929  
 
 
SUNRISE AND SUNSET  
FEBRUARY 20 2020......SUNRISE 640 AM CST SUNSET 530 PM CST  
FEBRUARY 21 2020......SUNRISE 639 AM CST SUNSET 531 PM CST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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