310  
CDUS41 KLWX 200523  
CLIHGR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1221 AM EST THU DEC 20 2018  
 
   
...............................
 
 
   
..THE HAGERSTOWN MD CLIMATE SUMMARY FOR DECEMBER 19 2018
 
 
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)  
YESTERDAY  
MAXIMUM 47 337 PM MM MM 40 7 59  
MINIMUM 25 714 AM MM MM 26 -1 46  
AVERAGE 36 33 3 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM 0.10 -0.10 0.00  
MONTH TO DATE 2.48 1.89 0.59 0.33  
SINCE DEC 1 2.48 1.89 0.59 0.33  
SINCE JAN 1 53.64 38.29 15.35 32.55  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 32 -3 12  
MONTH TO DATE 523 560 -37 501  
SINCE DEC 1 523 560 -37 501  
SINCE JUL 1 1490 1565 -75 1282  
 
COOLING  
YESTERDAY 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 10 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 3.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 700 AM  
LOWEST 42 300 PM  
AVERAGE 62  
   
......................................................
 
 
 
THE HAGERSTOWN MD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 MM MM  
MINIMUM TEMPERATURE (F) 25 MM MM  
 
 
SUNRISE AND SUNSET  
DECEMBER 20 2018......SUNRISE 728 AM EST SUNSET 449 PM EST  
DECEMBER 21 2018......SUNRISE 728 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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