730  
CDUS41 KPHI 170553  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1252 AM EST THU JAN 17 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 16 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1922 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 39 409 PM 62 1995 36 3 32  
MINIMUM 20 345 AM 0 2004 19 1 26  
1994  
AVERAGE 30 27 3 29  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.85 1945 0.10 -0.10 0.06  
MONTH TO DATE 1.00 1.54 -0.54 1.88  
SINCE DEC 1 7.24 5.12 2.12 3.76  
SINCE JAN 1 1.00 1.54 -0.54 1.88  
 
SNOWFALL (IN)  
YESTERDAY 0.0 9.9 1945 0.3 -0.3 0.8  
MONTH TO DATE 0.1 4.9 -4.8 2.1  
SINCE DEC 1 0.1 10.1 -10.0 11.7  
SINCE JUL 1 8.2 10.8 -2.6 11.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 35 38 -3 36  
MONTH TO DATE 495 596 -101 650  
SINCE DEC 1 1349 1611 -262 1679  
SINCE JUL 1 2412 2791 -379 2592  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 8.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 300 AM  
LOWEST 44 1100 PM  
AVERAGE 61  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 61 1990  
MINIMUM TEMPERATURE (F) 19 -8 1982  
 
 
SUNRISE AND SUNSET  
JANUARY 17 2019.......SUNRISE 723 AM EST SUNSET 501 PM EST  
JANUARY 18 2019.......SUNRISE 722 AM EST SUNSET 502 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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