562  
CDUS41 KPHI 092136  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
436 PM EST MON DEC 09 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 9 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 44 3:59 PM 66 1980 45 -1 53  
MINIMUM 27 2:43 AM 7 1989 28 -1 33  
2002  
AVERAGE 36 36 0 43  
 
PRECIPITATION (IN)  
TODAY 0.31 2.05 1914 0.13 0.18 0.00  
MONTH TO DATE 0.34 1.22 -0.88 0.79  
SINCE DEC 1 0.34 1.22 -0.88 0.79  
SINCE JAN 1 38.54 44.72 -6.18 38.55  
 
SNOWFALL (IN)  
TODAY 0.0 9.1 2005 0.1 -0.1 0.0  
MONTH TO DATE T 1.1 -1.1 T  
SINCE DEC 1 T 1.1 -1.1 T  
SINCE JUL 1 T 2.2 -2.2 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 29 28 1 22  
MONTH TO DATE 292 245 47 232  
SINCE DEC 1 292 245 47 232  
SINCE JUL 1 1161 1284 -123 1319  
 
COOLING  
TODAY 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 9 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 2:00 PM  
LOWEST 72 12:00 AM  
AVERAGE 81  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 70 1946  
MINIMUM TEMPERATURE (F) 28 1 1958  
 
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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