193  
CDUS41 KPHI 082132  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
532 PM EDT FRI SEP 08 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR SEPTEMBER 8 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 87 3:22 PM 97 1939 80 7 80  
MINIMUM 64 5:58 AM 42 1962 58 6 59  
AVERAGE 76 69 7 70  
 
PRECIPITATION (IN)  
TODAY 0.00 4.86 1987 0.14 -0.14 0.00  
MONTH TO DATE 0.56 1.16 -0.60 1.48  
SINCE SEP 1 0.56 1.16 -0.60 1.48  
SINCE JAN 1 29.73 32.44 -2.71 32.21  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 1 -1 0  
MONTH TO DATE 2 5 -3 0  
SINCE SEP 1 2 5 -3 0  
SINCE JUL 1 2 9 -7 0  
 
COOLING  
TODAY 11 5 6 5  
MONTH TO DATE 79 45 34 52  
SINCE SEP 1 79 45 34 52  
SINCE JAN 1 739 905 -166 944    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 2.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 4:00 AM  
LOWEST 59 1:00 PM  
AVERAGE 78  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 95 2015  
MINIMUM TEMPERATURE (F) 58 42 1986  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2023.....SUNRISE 6:35 AM EDT SUNSET 7:23 PM EDT  
SEPTEMBER 9 2023.....SUNRISE 6:36 AM EDT SUNSET 7:21 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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