694  
CDUS41 KLWX 130523  
CLIMRB  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
123 AM EDT TUE APR 13 2021  
   
...............................
 
 
   
..THE MARTINSBURG WV CLIMATE SUMMARY FOR APRIL 12 2021
 
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1926 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 63 2:10 PM 90 1930 63 0 68  
MINIMUM 49 5:18 AM 24 1982 40 9 34  
AVERAGE 56 51 5 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.17 2.55 1918 0.11 0.06 0.35  
MONTH TO DATE 2.20 1.35 0.85 1.03  
SINCE MAR 1 4.17 4.87 -0.70 3.65  
SINCE JAN 1 10.20 9.65 0.55 8.73  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 14 -5 14  
MONTH TO DATE 131 186 -55 153  
SINCE MAR 1 714 900 -186 667  
SINCE JUL 1 4325 4856 -531 4108  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 0  
SINCE MAR 1 2 1 1 1  
SINCE JAN 1 2 1 1 1    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 10:00 PM  
LOWEST 47 3:00 AM  
AVERAGE 70  
   
......................................................
 
 
THE MARTINSBURG WV CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 87 1945  
2018  
MINIMUM TEMPERATURE (F) 40 21 1990  
 
SUNRISE AND SUNSET  
APRIL 13 2021.........SUNRISE 6:37 AM EDT SUNSET 7:48 PM EDT  
APRIL 14 2021.........SUNRISE 6:36 AM EDT SUNSET 7:49 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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