486  
CDUS41 KPHI 092134  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
434 PM EST FRI DEC 09 2022  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 9 2022
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2022  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 47 2:25 PM 66 1980 45 2 37  
MINIMUM 25 7:27 AM 7 1989 28 -3 23  
2002  
AVERAGE 36 36 0 30  
 
PRECIPITATION (IN)  
TODAY 0.00 2.05 1914 0.13 -0.13 0.00  
MONTH TO DATE 1.74 1.22 0.52 0.27  
SINCE DEC 1 1.74 1.22 0.52 0.27  
SINCE JAN 1 43.78 44.72 -0.94 43.65  
 
SNOWFALL (IN)  
TODAY 0.0 9.1 2005 0.1 -0.1 0.0  
MONTH TO DATE 0.0 1.1 -1.1 T  
SINCE DEC 1 0.0 1.1 -1.1 T  
SINCE JUL 1 T 2.2 -2.2 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 29 28 1 35  
MONTH TO DATE 239 245 -6 235  
SINCE DEC 1 239 245 -6 235  
SINCE JUL 1 1340 1284 56 1192  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 986 981 5 997    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 3.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 7:00 AM  
LOWEST 43 2:00 PM  
AVERAGE 68  
   
......................................................
 
 
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 2022......SUNRISE 7:14 AM EST SUNSET 4:34 PM EST  
DECEMBER 10 2022......SUNRISE 7:15 AM EST SUNSET 4:34 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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