062  
CDUS41 KPHI 162138  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
437 PM EST SUN DEC 16 2018  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 16 2018
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 46 1234 AM 60 1971 40 6 40  
MINIMUM 38 1016 AM 1 1951 24 14 14  
AVERAGE 42 32 10 27  
 
PRECIPITATION (IN)  
TODAY 0.84 1.30 2005 0.12 0.72 0.00  
MONTH TO DATE 1.91 2.04 -0.13 0.70  
SINCE DEC 1 1.91 2.04 -0.13 0.70  
SINCE JAN 1 62.63 43.81 18.82 49.00  
 
SNOWFALL (IN)  
TODAY 0.0 4.5 1973 0.2 -0.2 0.0  
MONTH TO DATE T 2.2 -2.2 7.9  
SINCE DEC 1 T 2.2 -2.2 7.9  
SINCE JUL 1 8.1 2.9 5.2 7.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 23 33 -10 38  
MONTH TO DATE 472 489 -17 510  
SINCE DEC 1 472 489 -17 510  
SINCE JUL 1 1535 1669 -134 1423  
 
COOLING  
TODAY 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 23 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 15.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 400 AM  
LOWEST 65 1200 AM  
AVERAGE 75  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 63 2000  
MINIMUM TEMPERATURE (F) 24 -2 1951  
 
 
SUNRISE AND SUNSET  
DECEMBER 16 2018......SUNRISE 719 AM EST SUNSET 436 PM EST  
DECEMBER 17 2018......SUNRISE 720 AM EST SUNSET 436 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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