559  
CDUS41 KPHI 250620  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
120 AM EST THU JAN 25 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 24 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 38 6:02 PM 66 1967 38 0 43  
MINIMUM 34 7:45 AM -6 1948 21 13 27  
AVERAGE 36 30 6 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.16 1.90 2019 0.11 0.05 0.00  
MONTH TO DATE 4.82 2.57 2.25 2.95  
SINCE DEC 1 13.44 6.43 7.01 7.38  
SINCE JAN 1 4.82 2.57 2.25 2.95  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.2 1948 0.4 -0.4 0.0  
MONTH TO DATE 10.4 7.0 3.4 T  
SINCE DEC 1 10.4 11.6 -1.2 1.4  
SINCE JUL 1 10.4 12.7 -2.3 1.4  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 36 -7 30  
MONTH TO DATE 830 835 -5 620  
SINCE DEC 1 1620 1767 -147 1609  
SINCE JUL 1 2707 2806 -99 2710  
 
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 9 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 6:00 PM  
LOWEST 75 3:00 AM  
AVERAGE 86  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 64 1967  
MINIMUM TEMPERATURE (F) 21 -4 1945  
1963  
 
SUNRISE AND SUNSET  
JANUARY 25 2024.......SUNRISE 7:18 AM EST SUNSET 5:10 PM EST  
JANUARY 26 2024.......SUNRISE 7:17 AM EST SUNSET 5:12 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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