739  
CDUS41 KPHI 212133  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
433 PM EST MON JAN 21 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 21 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 17 359 PM 63 1959 36 -19 50  
MINIMUM 5 801 AM -15 1994 19 -14 31  
AVERAGE 11 28 -17 41  
 
PRECIPITATION (IN)  
TODAY 0.00 1.42 1979 0.10 -0.10 T  
MONTH TO DATE 2.49 2.04 0.45 2.05  
SINCE DEC 1 8.73 5.62 3.11 3.93  
SINCE JAN 1 2.49 2.04 0.45 2.05  
 
SNOWFALL (IN)  
TODAY 0.0 7.0 2001 0.3 -0.3 0.0  
MONTH TO DATE 2.9 6.5 -3.6 5.4  
SINCE DEC 1 2.9 11.7 -8.8 15.0  
SINCE JUL 1 11.0 12.4 -1.4 15.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 54 37 17 24  
MONTH TO DATE 689 785 -96 840  
SINCE DEC 1 1543 1800 -257 1869  
SINCE JUL 1 2606 2980 -374 2782  
 
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 28 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 19.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 58 200 AM  
LOWEST 33 300 PM  
AVERAGE 46  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 63 1959  
MINIMUM TEMPERATURE (F) 19 -12 1961  
 
 
SUNRISE AND SUNSET  
JANUARY 21 2019.......SUNRISE 720 AM EST SUNSET 506 PM EST  
JANUARY 22 2019.......SUNRISE 720 AM EST SUNSET 507 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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