480  
CDUS41 KPHI 112359  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
759 PM EDT WED JUN 11 2025  
   
...............................  
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JUNE 11 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 81 3:53 PM 94 1984 81 0 72  
MINIMUM 55 5:07 AM 39 1972 59 -4 52  
AVERAGE 68 70 -2 62  
 
PRECIPITATION (IN)  
TODAY 0.00 1.26 2011 0.14 -0.14 0.00  
MONTH TO DATE 0.69 1.56 -0.87 0.40  
SINCE JUN 1 0.69 1.56 -0.87 0.40  
SINCE JAN 1 20.20 18.58 1.62 23.52  
 
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 JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 17.8 33.1 -15.3 25.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 3  
MONTH TO DATE 18 16 2 3  
SINCE JUN 1 18 16 2 3  
SINCE JUL 1 5201 5291 -90 4863  
 
COOLING  
TODAY 3 5 -2 0  
MONTH TO DATE 44 49 -5 47  
SINCE JUN 1 44 49 -5 47  
SINCE JAN 1 71 117 -46 130    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 44 3:00 PM  
AVERAGE 69  
   
......................................................  
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 92 1961  
2015  
2017  
MINIMUM TEMPERATURE (F) 59 44 1980  
 
SUNRISE AND SUNSET  
JUNE 11 2025..........SUNRISE 5:30 AM EDT SUNSET 8:33 PM EDT  
JUNE 12 2025..........SUNRISE 5:30 AM EDT SUNSET 8:33 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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