064  
CDUS41 KPHI 260603  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
103 AM EST FRI JAN 26 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 25 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 52 4:08 PM 64 1967 38 14 42  
MINIMUM 37 1:51 AM -4 1945 21 16 25  
1963  
AVERAGE 45 30 15 34  
 
PRECIPITATION (IN)  
YESTERDAY 0.17 1.70 1978 0.11 0.06 1.05  
MONTH TO DATE 4.99 2.68 2.31 4.00  
SINCE DEC 1 13.61 6.54 7.07 8.43  
SINCE JAN 1 4.99 2.68 2.31 4.00  
 
SNOWFALL (IN)  
YESTERDAY 0.0 10.4 1988 0.3 -0.3 1.5  
MONTH TO DATE 10.4 7.3 3.1 1.5  
SINCE DEC 1 10.4 11.9 -1.5 2.9  
SINCE JUL 1 10.4 13.0 -2.6 2.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 35 -15 31  
MONTH TO DATE 850 870 -20 651  
SINCE DEC 1 1640 1802 -162 1640  
SINCE JUL 1 2727 2841 -114 2741  
 
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 12 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 1.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 9:00 AM  
LOWEST 86 4:00 PM  
AVERAGE 92  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 72 1950  
MINIMUM TEMPERATURE (F) 21 -3 1948  
 
SUNRISE AND SUNSET  
JANUARY 26 2024.......SUNRISE 7:17 AM EST SUNSET 5:12 PM EST  
JANUARY 27 2024.......SUNRISE 7:16 AM EST SUNSET 5:13 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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