619  
CDUS43 KLOT 220632  
CLIARR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1231 AM CST MON JAN 22 2018  
 
   
...............................
 
 
 
...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR JANUARY 21 2018...  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1998 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 45 1118 PM MM MM 29 16 59  
MINIMUM 36 513 AM MM MM 12 24 37  
AVERAGE 41 21 20 48  
 
PRECIPITATION (IN)  
YESTERDAY T MM MM 0.05 -0.05 0.00  
MONTH TO DATE 0.20 0.90 -0.70 2.10  
SINCE DEC 1 0.61 2.86 -2.25 2.93  
SINCE JAN 1 0.20 0.90 -0.70 2.10  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 45 -21 17  
MONTH TO DATE 965 925 40 801  
SINCE DEC 1 2130 2160 -30 2078  
SINCE JUL 1 3367 3574 -207 2976  
 
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 4 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 4.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 92 1200 AM  
AVERAGE 96  
   
......................................................
 
 
 
THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 MM MM  
MINIMUM TEMPERATURE (F) 12 MM MM  
 
 
SUNRISE AND SUNSET  
JANUARY 22 2018.......SUNRISE 715 AM CST SUNSET 457 PM CST  
JANUARY 23 2018.......SUNRISE 714 AM CST SUNSET 458 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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