497  
CDUS41 KPHI 231108  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
708 AM EDT WED AUG 23 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR AUGUST 22 2023
 
 
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)  
YESTERDAY  
MAXIMUM 78 4:54 PM 93 1937 84 -6 83  
MINIMUM 58 11:59 PM 46 1988 62 -4 65  
AVERAGE 68 73 -5 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.56 2022 0.14 -0.14 2.56  
MONTH TO DATE 4.00 3.36 0.64 2.75  
SINCE JUN 1 14.25 13.06 1.19 9.05  
SINCE JAN 1 28.39 30.08 -1.69 30.64  
 
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 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  
YESTERDAY 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  
YESTERDAY 3 8 -5 9  
MONTH TO DATE 155 203 -48 246  
SINCE JUN 1 589 727 -138 728  
SINCE JAN 1 609 795 -186 788    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 11:00 PM  
LOWEST 40 5:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 96 1936  
MINIMUM TEMPERATURE (F) 62 47 1923  
 
SUNRISE AND SUNSET  
AUGUST 23 2023........SUNRISE 6:20 AM EDT SUNSET 7:48 PM EDT  
AUGUST 24 2023........SUNRISE 6:21 AM EDT SUNSET 7:47 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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