930  
CDUS41 KPHI 020554  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1253 AM EST SAT FEB 2 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR FEBRUARY 1 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 18 456 PM 65 1989 37 -19 42  
MINIMUM -4 254 AM -5 1935 20 -24 30  
AVERAGE 7 28 -21 36  
 
PRECIPITATION (IN)  
YESTERDAY T 1.31 2008 0.10 -0.10 0.13  
MONTH TO DATE T 0.10 -0.10 0.13  
SINCE DEC 1 10.94 6.71 4.23 5.18  
SINCE JAN 1 4.70 3.13 1.57 3.30  
 
SNOWFALL (IN)  
YESTERDAY T 7.2 1957 0.4 -0.4 0.0  
MONTH TO DATE T 0.4 -0.4 0.0  
SINCE DEC 1 7.1 15.6 -8.5 15.9  
SINCE JUL 1 15.2 16.3 -1.1 15.9  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 58 37 21 29  
MONTH TO DATE 58 37 21 29  
SINCE DEC 1 1983 2207 -224 2187  
SINCE JUL 1 3046 3387 -341 3100  
 
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 8 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 2.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 1000 PM  
LOWEST 46 1100 AM  
AVERAGE 63  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 58 1983  
MINIMUM TEMPERATURE (F) 20 -7 1961  
 
 
SUNRISE AND SUNSET  
FEBRUARY 2 2019......SUNRISE 711 AM EST SUNSET 521 PM EST  
FEBRUARY 3 2019......SUNRISE 710 AM EST SUNSET 522 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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