789  
CDUS41 KPHI 312138  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
437 PM EST THU JAN 31 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 31 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 14 359 PM 60 1974 37 -23 31  
MINIMUM -3 153 AM -9 1948 20 -23 12  
AVERAGE 6 28 -22 22  
 
PRECIPITATION (IN)  
TODAY 0.00 1.63 2013 0.11 -0.11 0.00  
MONTH TO DATE 4.70 3.03 1.67 3.17  
SINCE DEC 1 10.94 6.61 4.33 5.05  
SINCE JAN 1 4.70 3.03 1.67 3.17  
 
SNOWFALL (IN)  
TODAY 0.0 6.0 2000 0.4 -0.4 0.0  
MONTH TO DATE 7.1 10.0 -2.9 6.3  
SINCE DEC 1 7.1 15.2 -8.1 15.9  
SINCE JUL 1 15.2 15.9 -0.7 15.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 59 37 22 43  
MONTH TO DATE 1071 1155 -84 1129  
SINCE DEC 1 1925 2170 -245 2158  
SINCE JUL 1 2988 3350 -362 3071  
 
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 18 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 10.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 51 600 AM  
LOWEST 38 100 AM  
AVERAGE 45  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 65 1989  
MINIMUM TEMPERATURE (F) 20 -5 1935  
 
 
SUNRISE AND SUNSET  
JANUARY 31 2019.......SUNRISE 713 AM EST SUNSET 518 PM EST  
FEBRUARY 1 2019......SUNRISE 712 AM EST SUNSET 519 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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