714  
CDUS41 KPHI 240600  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
100 AM EST TUE DEC 24 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 23 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 26 10:26 PM 65 2015 41 -15 42  
MINIMUM 1 7:42 AM -3 1960 25 -24 27  
AVERAGE 14 33 -19 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.56 1923 0.12 -0.12 0.01  
MONTH TO DATE 2.55 2.98 -0.43 6.11  
SINCE DEC 1 2.55 2.98 -0.43 6.11  
SINCE JAN 1 40.75 46.48 -5.73 43.87  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.2 1963 0.2 -0.2 T  
MONTH TO DATE 4.1 3.2 0.9 T  
SINCE DEC 1 4.1 3.2 0.9 T  
SINCE JUL 1 4.1 4.3 -0.2 T  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 51 32 19 30  
MONTH TO DATE 767 670 97 613  
SINCE DEC 1 767 670 97 613  
SINCE JUL 1 1636 1709 -73 1700  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 994 981 13 790    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 3.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 8:00 AM  
LOWEST 45 2:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 71 2015  
MINIMUM TEMPERATURE (F) 25 -5 1989  
 
SUNRISE AND SUNSET  
DECEMBER 24 2024......SUNRISE 7:24 AM EST SUNSET 4:40 PM EST  
DECEMBER 25 2024......SUNRISE 7:24 AM EST SUNSET 4:40 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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