173  
CDUS43 KILX 110645  
CLIDEC  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE LINCOLN IL  
145 AM CDT FRI MAY 11 2012  
 
   
...............................  
 
   
..THE DECATUR IL AIRPORT CLIMATE SUMMARY FOR MAY 10 2012  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 71 539 PM MM MM 73 -2 88  
MINIMUM 44 519 AM MM MM 50 -6 68  
AVERAGE 58 61 -3 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.14 -0.14 T  
MONTH TO DATE 0.93 1.54 -0.61 0.60  
SINCE MAR 1 4.62 7.98 -3.36 8.40  
SINCE JAN 1 7.68 11.70 -4.02 10.55  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 5 2 0  
MONTH TO DATE 14 63 -49 77  
SINCE MAR 1 622 1169 -547 1046  
SINCE JUL 1 4199 5426 -1227 5353  
 
COOLING  
YESTERDAY 0 1 -1 13  
MONTH TO DATE 51 10 41 19  
SINCE MAR 1 109 24 85 30  
SINCE JAN 1 109 24 85 30    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 2.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 400 AM  
LOWEST 28 600 PM  
AVERAGE 61  
   
......................................................  
 
 
THE DECATUR IL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 MM MM  
MINIMUM TEMPERATURE (F) 50 MM MM  
 
 
SUNRISE AND SUNSET  
MAY 11 2012...........SUNRISE 544 AM CDT SUNSET 800 PM CDT  
MAY 12 2012...........SUNRISE 543 AM CDT SUNSET 801 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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