407  
CDUS41 KPHI 220553  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
153 AM EDT SAT MAR 22 2025  
   
...............................  
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MARCH 21 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 52 4:05 PM 75 1938 53 -1 41  
MINIMUM 30 11:36 PM 10 1956 32 -2 25  
1965  
AVERAGE 41 42 -1 33  
 
PRECIPITATION (IN)  
YESTERDAY T 1.42 1980 0.12 -0.12 0.00  
1983  
MONTH TO DATE 1.80 2.46 -0.66 2.98  
SINCE MAR 1 1.80 2.46 -0.66 2.98  
SINCE JAN 1 5.13 8.53 -3.40 11.63  
 
SNOWFALL (IN)  
YESTERDAY 0.0 13.2 2018 0.2 -0.2 0.0  
MONTH TO DATE 0.0 5.0 -5.0 T  
SINCE MAR 1 0.0 5.0 -5.0 T  
SINCE JUL 1 17.8 31.3 -13.5 25.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 23 1 32  
MONTH TO DATE 442 546 -104 403  
SINCE MAR 1 442 546 -104 403  
SINCE JUL 1 4484 4512 -28 4142  
 
COOLING  
YESTERDAY 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 31 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 13.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 12:00 AM  
LOWEST 20 2:00 PM  
AVERAGE 48  
   
......................................................  
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 82 1938  
MINIMUM TEMPERATURE (F) 32 15 1965  
1988  
 
SUNRISE AND SUNSET  
MARCH 22 2025.........SUNRISE 7:01 AM EDT SUNSET 7:16 PM EDT  
MARCH 23 2025.........SUNRISE 7:00 AM EDT SUNSET 7:17 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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