334  
CDUS41 KPHI 212146  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
546 PM EDT MON AUG 21 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR AUGUST 21 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 86 3:59 PM 95 1937 84 2 89  
MINIMUM 63 5:22 AM 45 2000 62 1 63  
AVERAGE 75 73 2 76  
 
PRECIPITATION (IN)  
TODAY 0.00 2.43 2018 0.13 -0.13 0.01  
MONTH TO DATE 4.00 3.22 0.78 0.19  
SINCE JUN 1 14.25 12.92 1.33 6.49  
SINCE JAN 1 28.39 29.94 -1.55 28.08  
 
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 JUN 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 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 28 20 8 16  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
TODAY 10 8 2 11  
MONTH TO DATE 152 195 -43 237  
SINCE JUN 1 586 719 -133 719  
SINCE JAN 1 606 787 -181 779    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 53 4:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 93 1937  
MINIMUM TEMPERATURE (F) 62 46 1988  
 
SUNRISE AND SUNSET  
AUGUST 21 2023........SUNRISE 6:18 AM EDT SUNSET 7:51 PM EDT  
AUGUST 22 2023........SUNRISE 6:19 AM EDT SUNSET 7:50 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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