895  
CDUS41 KRNK 180720  
CLIROA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BLACKSBURG, VA  
220 AM EST WED DEC 18 2024  
   
...............................  
 
   
..THE ROANOKE VA CLIMATE SUMMARY FOR DECEMBER 17 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1912 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 66 3:06 PM 75 1924 50 16 51  
MINIMUM 39 5:14 AM 5 1917 32 7 41  
1951  
AVERAGE 53 41 12 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.25 1932 0.09 -0.09 0.78  
MONTH TO DATE 2.16 1.82 0.34 2.61  
SINCE DEC 1 2.16 1.82 0.34 2.61  
SINCE JAN 1 38.90 41.56 -2.66 33.54  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.2 -0.2 0.0  
MONTH TO DATE T 1.7 -1.7 T  
SINCE DEC 1 T 1.7 -1.7 T  
SINCE JUL 1 T 1.8 -1.8 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 24 -12 19  
MONTH TO DATE 443 390 53 328  
SINCE DEC 1 443 390 53 328  
SINCE JUL 1 1024 1144 -120 955  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1652 1366 286 1376    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 54 4:00 PM  
AVERAGE 77  
   
......................................................  
 
THE ROANOKE VA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 78 1924  
MINIMUM TEMPERATURE (F) 32 11 1932  
 
SUNRISE AND SUNSET  
DECEMBER 18 2024......SUNRISE 7:29 AM EST SUNSET 5:05 PM EST  
DECEMBER 19 2024......SUNRISE 7:29 AM EST SUNSET 5:05 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
 
RAB  
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