978  
CDUS41 KPHI 070553  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1252 AM EST MON JAN 7 2019  
 
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 6 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 51 1220 PM 70 2007 36 15 16  
MINIMUM 32 1159 PM -4 1968 20 12 6  
AVERAGE 42 28 14 11  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.68 1962 0.10 -0.10 0.00  
MONTH TO DATE 0.80 0.57 0.23 0.10  
SINCE DEC 1 7.04 4.15 2.89 1.98  
SINCE JAN 1 0.80 0.57 0.23 0.10  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.0 2002 0.3 -0.3 0.0  
MONTH TO DATE T 1.7 -1.7 1.0  
SINCE DEC 1 T 6.9 -6.9 10.6  
SINCE JUL 1 8.1 7.6 0.5 10.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 37 -14 54  
MONTH TO DATE 148 222 -74 305  
SINCE DEC 1 1002 1237 -235 1334  
SINCE JUL 1 2065 2417 -352 2247  
 
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 28 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 13.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 1200 AM  
LOWEST 34 300 PM  
AVERAGE 55  
   
......................................................
 
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 63 2008  
MINIMUM TEMPERATURE (F) 20 -4 1942  
 
 
SUNRISE AND SUNSET  
JANUARY 7 2019.......SUNRISE 726 AM EST SUNSET 451 PM EST  
JANUARY 8 2019.......SUNRISE 725 AM EST SUNSET 452 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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