246  
CDUS41 KPHI 230602  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
102 AM EST MON DEC 23 2024  
   
...............................  
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 22 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 20 3:15 PM 65 2013 41 -21 35  
MINIMUM 5 10:59 PM -2 1944 26 -21 21  
AVERAGE 13 33 -20 28  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.36 1983 0.12 -0.12 0.00  
MONTH TO DATE 2.55 2.86 -0.31 6.10  
SINCE DEC 1 2.55 2.86 -0.31 6.10  
SINCE JAN 1 40.75 46.36 -5.61 43.86  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.3 1969 0.1 -0.1 0.0  
MONTH TO DATE 4.1 3.0 1.1 T  
SINCE DEC 1 4.1 3.0 1.1 T  
SINCE JUL 1 4.1 4.1 0.0 T  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
YESTERDAY 52 32 20 37  
MONTH TO DATE 716 638 78 583  
SINCE DEC 1 716 638 78 583  
SINCE JUL 1 1585 1677 -92 1670  
 
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 17 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 11:00 PM  
LOWEST 45 1:00 PM  
AVERAGE 56  
   
......................................................  
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 65 2015  
MINIMUM TEMPERATURE (F) 25 -3 1960  
 
SUNRISE AND SUNSET  
DECEMBER 23 2024......SUNRISE 7:23 AM EST SUNSET 4:39 PM EST  
DECEMBER 24 2024......SUNRISE 7:24 AM EST SUNSET 4:40 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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