879  
CDUS41 KPHI 172127  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
427 PM EST SAT DEC 17 2022  
   
...............................  
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 17 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 41 10:56 AM 63 2000 43 -2 57  
MINIMUM 34 6:55 AM -2 1951 27 7 37  
AVERAGE 38 34 4 47  
 
PRECIPITATION (IN)  
TODAY 0.00 2.16 2000 0.12 -0.12 0.00  
MONTH TO DATE 2.97 2.27 0.70 0.45  
SINCE DEC 1 2.97 2.27 0.70 0.45  
SINCE JAN 1 45.01 45.77 -0.76 43.83  
 
SNOWFALL (IN)  
TODAY 0.0 3.0 1919 0.2 -0.2 0.0  
MONTH TO DATE 1.3 2.3 -1.0 T  
SINCE DEC 1 1.3 2.3 -1.0 T  
SINCE JUL 1 1.3 3.4 -2.1 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 27 30 -3 18  
MONTH TO DATE 493 482 11 408  
SINCE DEC 1 493 482 11 408  
SINCE JUL 1 1594 1521 73 1365  
 
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 20 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 12:00 AM  
LOWEST 48 2:00 PM  
AVERAGE 62  
   
......................................................  
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 62 2006  
MINIMUM TEMPERATURE (F) 26 5 1945  
 
SUNRISE AND SUNSET  
DECEMBER 17 2022......SUNRISE 7:20 AM EST SUNSET 4:36 PM EST  
DECEMBER 18 2022......SUNRISE 7:20 AM EST SUNSET 4:36 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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