159  
CDUS41 KPHI 172146  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
546 PM EDT MON MAR 17 2025  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MARCH 17 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 55 2:37 AM 84 1945 51 4 60  
MINIMUM 43 3:59 PM 13 1967 31 12 39  
AVERAGE 49 41 8 50  
 
PRECIPITATION (IN)  
TODAY 0.20 1.30 1968 0.12 0.08 0.00  
MONTH TO DATE 1.49 1.97 -0.48 2.93  
SINCE MAR 1 1.49 1.97 -0.48 2.93  
SINCE JAN 1 4.82 8.04 -3.22 11.58  
 
SNOWFALL (IN)  
TODAY 0.0 4.2 1967 0.2 -0.2 0.0  
MONTH TO DATE 0.0 4.3 -4.3 T  
SINCE MAR 1 0.0 4.3 -4.3 T  
SINCE JUL 1 17.8 30.6 -12.8 25.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 16 24 -8 15  
MONTH TO DATE 370 452 -82 296  
SINCE MAR 1 370 452 -82 296  
SINCE JUL 1 4412 4418 -6 4035  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 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 28 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 9.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1:00 AM  
LOWEST 56 3:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 77 1927  
2011  
MINIMUM TEMPERATURE (F) 31 5 1967  
 
SUNRISE AND SUNSET  
MARCH 17 2025.........SUNRISE 7:10 AM EDT SUNSET 7:11 PM EDT  
MARCH 18 2025.........SUNRISE 7:08 AM EDT SUNSET 7:12 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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