998  
CDUS41 KPHI 090558  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1258 AM EST MON DEC 09 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 8 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 54 3:10 PM 67 1980 45 9 50  
MINIMUM 30 2:34 AM 3 1926 28 2 29  
AVERAGE 42 37 5 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.88 1974 0.14 -0.14 0.00  
MONTH TO DATE 0.03 1.09 -1.06 0.79  
SINCE DEC 1 0.03 1.09 -1.06 0.79  
SINCE JAN 1 38.23 44.59 -6.36 38.55  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.0 1917 0.1 -0.1 0.0  
MONTH TO DATE T 1.0 -1.0 T  
SINCE DEC 1 T 1.0 -1.0 T  
SINCE JUL 1 T 2.1 -2.1 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 28 -5 25  
MONTH TO DATE 263 217 46 210  
SINCE DEC 1 263 217 46 210  
SINCE JUL 1 1132 1256 -124 1297  
 
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 23 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 11:00 PM  
LOWEST 36 12:00 PM  
AVERAGE 54  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 66 1980  
MINIMUM TEMPERATURE (F) 28 7 1989  
2002  
 
SUNRISE AND SUNSET  
DECEMBER 9 2024......SUNRISE 7:14 AM EST SUNSET 4:34 PM EST  
DECEMBER 10 2024......SUNRISE 7:15 AM EST SUNSET 4:35 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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