615  
CDUS41 KPHI 280609  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
109 AM EST WED DEC 28 2022  
   
...............................  
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 27 2022  
 
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)  
YESTERDAY  
MAXIMUM 33 4:20 PM 61 2016 40 -7 37  
MINIMUM 25 7:27 AM -1 1948 25 0 27  
1950  
AVERAGE 29 32 -3 32  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.55 1930 0.11 -0.11 0.11  
MONTH TO DATE 4.08 3.42 0.66 0.89  
SINCE DEC 1 4.08 3.42 0.66 0.89  
SINCE JAN 1 46.12 46.92 -0.80 44.27  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.0 1894 0.2 -0.2 0.0  
MONTH TO DATE 1.4 3.9 -2.5 T  
SINCE DEC 1 1.4 3.9 -2.5 T  
SINCE JUL 1 1.4 5.0 -3.6 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 36 33 3 33  
MONTH TO DATE 883 799 84 711  
SINCE DEC 1 883 799 84 711  
SINCE JUL 1 1984 1838 146 1668  
 
COOLING  
YESTERDAY 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 W (290)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 11:00 PM  
LOWEST 48 12:00 AM  
AVERAGE 59  
   
......................................................  
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 63 1982  
2008  
MINIMUM TEMPERATURE (F) 24 -8 1950  
 
SUNRISE AND SUNSET  
DECEMBER 28 2022......SUNRISE 7:25 AM EST SUNSET 4:42 PM EST  
DECEMBER 29 2022......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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