849  
CDUS41 KPHI 200603  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
101 AM EST SUN JAN 20 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 19 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 37 104 PM 60 1949 36 1 38  
MINIMUM 30 643 AM -11 1994 19 11 6  
AVERAGE 34 28 6 22  
 
PRECIPITATION (IN)  
YESTERDAY 0.71 1.93 1996 0.10 0.61 0.00  
MONTH TO DATE 1.73 1.84 -0.11 2.05  
SINCE DEC 1 7.97 5.42 2.55 3.93  
SINCE JAN 1 1.73 1.84 -0.11 2.05  
 
SNOWFALL (IN)  
YESTERDAY 2.4 10.9 1961 0.4 2.0 0.0  
MONTH TO DATE 2.9 5.9 -3.0 5.4  
SINCE DEC 1 2.9 11.1 -8.2 15.0  
SINCE JUL 1 11.0 11.8 -0.8 15.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 38 -7 43  
MONTH TO DATE 596 710 -114 788  
SINCE DEC 1 1450 1725 -275 1817  
SINCE JUL 1 2513 2905 -392 2730  
 
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 15 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 7.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FREEZING RAIN  
LT FREEZING RAIN  
SNOW  
LIGHT SNOW  
SLEET  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 800 PM  
LOWEST 52 1200 PM  
AVERAGE 71  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 56 1951  
MINIMUM TEMPERATURE (F) 19 -6 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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