706  
CDUS41 KPHI 292145  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
445 PM EST FRI DEC 29 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 29 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 50 2:39 PM 72 1984 40 10 51  
MINIMUM 37 7:47 AM -1 1933 24 13 20  
AVERAGE 44 32 12 36  
 
PRECIPITATION (IN)  
TODAY 0.01 1.19 1948 0.11 -0.10 0.00  
MONTH TO DATE 8.62 3.64 4.98 4.08  
SINCE DEC 1 8.62 3.64 4.98 4.08  
SINCE JAN 1 46.38 47.14 -0.76 46.12  
 
SNOWFALL (IN)  
TODAY 0.0 4.0 1962 0.2 -0.2 0.0  
MONTH TO DATE T 4.2 -4.2 1.4  
SINCE DEC 1 T 4.2 -4.2 1.4  
SINCE JUL 1 T 5.3 -5.3 1.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 21 33 -12 29  
MONTH TO DATE 733 865 -132 941  
SINCE DEC 1 733 865 -132 941  
SINCE JUL 1 1820 1904 -84 2042  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 790 981 -191 986    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 9.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 12:00 PM  
LOWEST 63 3:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 64 1984  
MINIMUM TEMPERATURE (F) 24 -2 1933  
 
SUNRISE AND SUNSET  
DECEMBER 29 2023......SUNRISE 7:25 AM EST SUNSET 4:43 PM EST  
DECEMBER 30 2023......SUNRISE 7:25 AM EST SUNSET 4:43 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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