688  
CDUS41 KPHI 060553  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1252 AM EST THU DEC 6 2018  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 5 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1922 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 37 242 PM 69 2001 44 -7 57  
MINIMUM 19 650 AM 11 1926 27 -8 47  
AVERAGE 28 36 -8 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.57 1927 0.13 -0.13 0.22  
MONTH TO DATE 0.79 0.66 0.13 0.22  
SINCE DEC 1 0.79 0.66 0.13 0.22  
SINCE JAN 1 61.51 42.43 19.08 48.52  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.0 2002 0.1 -0.1 0.0  
MONTH TO DATE T 0.6 -0.6 0.0  
SINCE DEC 1 T 0.6 -0.6 0.0  
SINCE JUL 1 8.1 1.3 6.8 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 37 29 8 13  
MONTH TO DATE 131 143 -12 117  
SINCE DEC 1 131 143 -12 117  
SINCE JUL 1 1194 1323 -129 1030  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1287 757 530 1004    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 3.8  
 
 
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 84 700 AM  
LOWEST 40 300 PM  
AVERAGE 62  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 70 2001  
MINIMUM TEMPERATURE (F) 27 9 2002  
 
 
SUNRISE AND SUNSET  
DECEMBER 6 2018......SUNRISE 711 AM EST SUNSET 434 PM EST  
DECEMBER 7 2018......SUNRISE 712 AM EST SUNSET 434 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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