904  
CDUS41 KPHI 300545  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1245 AM EST TUE JAN 30 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 29 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 41 3:11 PM 66 2002 39 2 46  
MINIMUM 33 11:59 PM -9 1963 21 12 27  
AVERAGE 37 30 7 37  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.66 1990 0.11 -0.11 0.00  
MONTH TO DATE 6.30 3.09 3.21 4.00  
SINCE DEC 1 14.92 6.95 7.97 8.43  
SINCE JAN 1 6.30 3.09 3.21 4.00  
 
SNOWFALL (IN)  
YESTERDAY 0.0 10.0 1922 0.4 -0.4 0.0  
MONTH TO DATE 10.4 8.9 1.5 1.5  
SINCE DEC 1 10.4 13.5 -3.1 2.9  
SINCE JUL 1 10.4 14.6 -4.2 2.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 35 -7 28  
MONTH TO DATE 945 1010 -65 769  
SINCE DEC 1 1735 1942 -207 1758  
SINCE JUL 1 2822 2981 -159 2859  
 
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 22 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 13.4  
 
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 89 12:00 AM  
LOWEST 57 4:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 66 1947  
2013  
MINIMUM TEMPERATURE (F) 21 -5 1928  
 
SUNRISE AND SUNSET  
JANUARY 30 2024.......SUNRISE 7:14 AM EST SUNSET 5:17 PM EST  
JANUARY 31 2024.......SUNRISE 7:13 AM EST SUNSET 5:18 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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