246  
CDUS41 KRNK 210643  
CLIROA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BLACKSBURG, VA  
243 AM EDT FRI JUL 21 2023  
   
...............................
 
 
   
..THE ROANOKE VA CLIMATE SUMMARY FOR JULY 20 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1912 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 90 2:15 PM 104 1930 88 2 94  
MINIMUM 71 5:44 AM 56 1914 68 3 70  
1947  
AVERAGE 81 78 3 82  
 
PRECIPITATION (IN)  
YESTERDAY MM 1.48 2009 0.14 MM 0.00  
MONTH TO DATE 4.30 2.81 1.49 4.56  
SINCE JUN 1 8.33 7.47 0.86 5.98  
SINCE JAN 1 22.38 24.84 -2.46 25.08  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 4 8 -4 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 16 13 3 17  
MONTH TO DATE 296 255 41 284  
SINCE JUN 1 478 527 -49 609  
SINCE JAN 1 587 676 -89 777    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 8:00 PM  
LOWEST 51 2:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE ROANOKE VA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 104 1926  
MINIMUM TEMPERATURE (F) 68 49 1929  
 
SUNRISE AND SUNSET  
JULY 21 2023..........SUNRISE 6:15 AM EDT SUNSET 8:37 PM EDT  
JULY 22 2023..........SUNRISE 6:16 AM EDT SUNSET 8:36 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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