991  
CDUS41 KPHI 110602  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
102 AM EST SAT JAN 11 2025  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 10 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 35 3:36 PM 63 2016 38 -3 58  
MINIMUM 19 7:45 AM -6 1942 22 -3 40  
AVERAGE 27 30 -3 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.06 2016 0.10 -0.10 0.03  
MONTH TO DATE 0.09 1.05 -0.96 3.39  
SINCE DEC 1 3.95 4.91 -0.96 12.01  
SINCE JAN 1 0.09 1.05 -0.96 3.39  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.3 1965 0.2 -0.2 0.0  
MONTH TO DATE 1.2 2.2 -1.0 5.8  
SINCE DEC 1 6.0 6.8 -0.8 5.8  
SINCE JUL 1 6.0 7.9 -1.9 5.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 38 35 3 16  
MONTH TO DATE 364 342 22 300  
SINCE DEC 1 1365 1274 91 1090  
SINCE JUL 1 2234 2313 -79 2177  
 
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 (320)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 59 7:00 AM  
LOWEST 38 3:00 PM  
AVERAGE 49  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 68 2020  
MINIMUM TEMPERATURE (F) 22 -11 1942  
 
SUNRISE AND SUNSET  
JANUARY 11 2025.......SUNRISE 7:25 AM EST SUNSET 4:55 PM EST  
JANUARY 12 2025.......SUNRISE 7:24 AM EST SUNSET 4:56 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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