606  
CDUS41 KPHI 040609  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
109 AM EST THU JAN 04 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 3 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 40 11:56 AM 63 1997 39 1 49  
MINIMUM 24 3:06 AM -3 2014 23 1 45  
AVERAGE 32 31 1 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.30 1925 0.11 -0.11 0.60  
MONTH TO DATE T 0.32 -0.32 0.60  
SINCE DEC 1 8.62 4.18 4.44 5.03  
SINCE JAN 1 T 0.32 -0.32 0.60  
 
SNOWFALL (IN)  
YESTERDAY 0.0 15.0 1925 0.2 -0.2 0.0  
MONTH TO DATE 0.0 0.6 -0.6 0.0  
SINCE DEC 1 T 5.2 -5.2 1.4  
SINCE JUL 1 T 6.3 -6.3 1.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 33 34 -1 18  
MONTH TO DATE 92 102 -10 60  
SINCE DEC 1 882 1034 -152 1049  
SINCE JUL 1 1969 2073 -104 2150  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 8:00 AM  
LOWEST 62 11:00 AM  
AVERAGE 74  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 66 1950  
MINIMUM TEMPERATURE (F) 23 -4 1981  
2014  
 
SUNRISE AND SUNSET  
JANUARY 4 2024.......SUNRISE 7:26 AM EST SUNSET 4:48 PM EST  
JANUARY 5 2024.......SUNRISE 7:26 AM EST SUNSET 4:48 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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