227  
CDUS41 KPHI 062135  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
535 PM EDT TUE MAY 06 2025  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 6 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 74 1:35 PM 92 1949 71 3 71  
MINIMUM 59 5:46 AM 36 1945 47 12 52  
2011  
AVERAGE 67 59 8 62  
 
PRECIPITATION (IN)  
TODAY 0.50 1.58 1956 0.12 0.38 0.00  
MONTH TO DATE 2.27 0.69 1.58 0.83  
SINCE MAR 1 8.00 7.99 0.01 11.53  
SINCE JAN 1 11.33 14.06 -2.73 20.18  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 0.0 6.8 -6.8 T  
SINCE JUL 1 17.8 33.1 -15.3 25.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 7 -7 3  
MONTH TO DATE 6 45 -39 38  
SINCE MAR 1 1002 1203 -201 1045  
SINCE JUL 1 5044 5169 -125 4784  
 
COOLING  
TODAY 2 1 1 0  
MONTH TO DATE 12 6 6 6  
SINCE MAR 1 13 14 -1 17  
SINCE JAN 1 13 14 -1 17    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 8:00 AM  
LOWEST 68 2:00 PM  
AVERAGE 83  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 94 1930  
1939  
MINIMUM TEMPERATURE (F) 48 32 1970  
 
SUNRISE AND SUNSET  
MAY 6 2025...........SUNRISE 5:54 AM EDT SUNSET 8:03 PM EDT  
MAY 7 2025...........SUNRISE 5:53 AM EDT SUNSET 8:04 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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