592  
CDUS41 KPHI 250559  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
159 AM EDT WED SEP 25 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR SEPTEMBER 24 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 2:19 PM 92 1970 74 -6 61  
2017  
MINIMUM 58 7:45 AM 31 1963 52 6 57  
AVERAGE 63 63 0 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.04 1975 0.18 -0.18 0.81  
MONTH TO DATE 0.71 3.77 -3.06 3.75  
SINCE SEP 1 0.71 3.77 -3.06 3.75  
SINCE JAN 1 35.33 35.05 0.28 32.92  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0  
2002  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 4 -2 6  
MONTH TO DATE 32 41 -9 42  
SINCE SEP 1 32 41 -9 42  
SINCE JUL 1 41 45 -4 42  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 47 98 -51 112  
SINCE SEP 1 47 98 -51 112  
SINCE JAN 1 983 958 25 772    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 12:00 AM  
LOWEST 57 3:00 PM  
AVERAGE 74  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 92 1970  
2017  
MINIMUM TEMPERATURE (F) 52 33 1963  
 
SUNRISE AND SUNSET  
SEPTEMBER 25 2024.....SUNRISE 6:53 AM EDT SUNSET 6:53 PM EDT  
SEPTEMBER 26 2024.....SUNRISE 6:54 AM EDT SUNSET 6:51 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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