946  
CDUS41 KRNK 130913  
CLIROA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BLACKSBURG VA  
512 AM EDT FRI JUL 13 2012  
 
   
...............................  
 
   
..THE ROANOKE VA CLIMATE SUMMARY FOR JULY 12 2012  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1912 TO 2012  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 200 PM 102 1930 87 -8 95  
MINIMUM 66 600 AM 51 1926 66 0 78  
AVERAGE 73 77 -4 87  
 
PRECIPITATION (IN)  
YESTERDAY T 1.80 2004 0.13 -0.13 0.00  
MONTH TO DATE 0.75 1.54 -0.79 2.73  
SINCE JUN 1 4.00 5.37 -1.37 6.24  
SINCE JAN 1 18.49 22.07 -3.58 22.61  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE JUN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 6 11 -5 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 8 12 -4 22  
MONTH TO DATE 214 139 75 166  
SINCE JUN 1 458 385 73 500  
SINCE JAN 1 660 501 159 665    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 3.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 500 AM  
LOWEST 50 100 PM  
AVERAGE 66  
   
......................................................  
 
 
THE ROANOKE VA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 99 1954  
MINIMUM TEMPERATURE (F) 66 53 1963  
 
 
SUNRISE AND SUNSET  
JULY 13 2012..........SUNRISE 610 AM EDT SUNSET 841 PM EDT  
JULY 14 2012..........SUNRISE 611 AM EDT SUNSET 840 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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