378  
CDUS41 KLWX 212124  
CLIHGR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
424 PM EST FRI DEC 21 2018  
 
   
...............................
 
 
   
..THE HAGERSTOWN MD CLIMATE SUMMARY FOR DECEMBER 21 2018
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1998 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 66 244 PM MM MM 40 26 44  
MINIMUM 42 107 AM MM MM 25 17 27  
AVERAGE 54 32 22 36  
 
PRECIPITATION (IN)  
TODAY 0.31 MM MM 0.09 0.22 0.00  
MONTH TO DATE 3.14 2.07 1.07 0.33  
SINCE DEC 1 3.14 2.07 1.07 0.33  
SINCE JAN 1 54.30 38.47 15.83 32.55  
 
DEGREE DAYS  
HEATING  
TODAY 11 33 -22 29  
MONTH TO DATE 560 625 -65 552  
SINCE DEC 1 560 625 -65 552  
SINCE JUL 1 1527 1630 -103 1333  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1574 969 605 1333    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 6.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 300 AM  
LOWEST 63 200 PM  
AVERAGE 78  
   
......................................................
 
 
 
THE HAGERSTOWN MD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 MM MM  
MINIMUM TEMPERATURE (F) 25 MM MM  
 
 
SUNRISE AND SUNSET  
DECEMBER 21 2018......SUNRISE 728 AM EST SUNSET 450 PM EST  
DECEMBER 22 2018......SUNRISE 729 AM EST SUNSET 450 PM EST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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