431  
CDUS41 KPHI 102139  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
437 PM EST THU JAN 10 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 10 2019
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 38 234 PM 63 2016 36 2 42  
MINIMUM 30 141 AM -6 1942 19 11 15  
AVERAGE 34 28 6 29  
 
PRECIPITATION (IN)  
TODAY 0.00 1.06 2016 0.10 -0.10 0.00  
MONTH TO DATE 1.00 0.94 0.06 0.17  
SINCE DEC 1 7.24 4.52 2.72 2.05  
SINCE JAN 1 1.00 0.94 0.06 0.17  
 
SNOWFALL (IN)  
TODAY 0.0 6.3 1965 0.3 -0.3 0.0  
MONTH TO DATE T 2.9 -2.9 1.3  
SINCE DEC 1 T 8.1 -8.1 10.9  
SINCE JUL 1 8.1 8.8 -0.7 10.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 31 37 -6 36  
MONTH TO DATE 269 370 -101 472  
SINCE DEC 1 1123 1385 -262 1501  
SINCE JUL 1 2186 2565 -379 2414  
 
COOLING  
TODAY 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 25 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 15.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 58 100 AM  
LOWEST 40 300 PM  
AVERAGE 49  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 66 1975  
MINIMUM TEMPERATURE (F) 19 -11 1942  
 
 
SUNRISE AND SUNSET  
JANUARY 10 2019.......SUNRISE 725 AM EST SUNSET 454 PM EST  
JANUARY 11 2019.......SUNRISE 725 AM EST SUNSET 455 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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