127  
CDUS41 KPHI 202139  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
438 PM EST SUN JAN 20 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 20 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 39 1050 AM 56 1951 36 3 48  
MINIMUM 24 359 PM -6 1994 19 5 26  
AVERAGE 32 28 4 37  
 
PRECIPITATION (IN)  
TODAY 0.76 1.31 1936 0.10 0.66 0.00  
MONTH TO DATE 2.49 1.94 0.55 2.05  
SINCE DEC 1 8.73 5.52 3.21 3.93  
SINCE JAN 1 2.49 1.94 0.55 2.05  
 
SNOWFALL (IN)  
TODAY T 9.0 1978 0.3 -0.3 0.0  
MONTH TO DATE 2.9 6.2 -3.3 5.4  
SINCE DEC 1 2.9 11.4 -8.5 15.0  
SINCE JUL 1 11.0 12.1 -1.1 15.0  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
TODAY 33 38 -5 28  
MONTH TO DATE 629 748 -119 816  
SINCE DEC 1 1483 1763 -280 1845  
SINCE JUL 1 2546 2943 -397 2758  
 
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 30 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 15.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FREEZING RAIN  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1200 AM  
LOWEST 55 200 PM  
AVERAGE 72  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 63 1959  
MINIMUM TEMPERATURE (F) 19 -15 1994  
 
 
SUNRISE AND SUNSET  
JANUARY 20 2019.......SUNRISE 721 AM EST SUNSET 505 PM EST  
JANUARY 21 2019.......SUNRISE 720 AM EST SUNSET 506 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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