355  
CDUS41 KPHI 030552  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1251 AM EST THU JAN 3 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 2 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 42 306 PM 59 1979 36 6 24  
MINIMUM 35 401 AM -7 1968 20 15 5  
AVERAGE 39 28 11 15  
 
PRECIPITATION (IN)  
YESTERDAY T 1.37 1979 0.09 -0.09 0.00  
MONTH TO DATE 0.01 0.18 -0.17 0.00  
SINCE DEC 1 6.25 3.76 2.49 1.88  
SINCE JAN 1 0.01 0.18 -0.17 0.00  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.2 1925 0.2 -0.2 0.0  
MONTH TO DATE T 0.5 -0.5 0.0  
SINCE DEC 1 T 5.7 -5.7 9.6  
SINCE JUL 1 8.1 6.4 1.7 9.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 37 -11 50  
MONTH TO DATE 43 74 -31 104  
SINCE DEC 1 897 1089 -192 1133  
SINCE JUL 1 1960 2269 -309 2046  
 
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 14 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 5.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 1100 PM  
LOWEST 55 100 PM  
AVERAGE 69  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 63 1997  
MINIMUM TEMPERATURE (F) 20 -3 2014  
 
 
SUNRISE AND SUNSET  
JANUARY 3 2019.......SUNRISE 726 AM EST SUNSET 447 PM EST  
JANUARY 4 2019.......SUNRISE 726 AM EST SUNSET 448 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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