092  
CDUS41 KPHI 180551  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
151 AM EDT FRI AUG 18 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR AUGUST 17 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 86 2:46 PM 95 1944 84 2 82  
2002  
MINIMUM 65 12:50 AM 46 1979 63 2 59  
AVERAGE 76 74 2 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.92 1974 0.14 -0.14 T  
MONTH TO DATE 3.67 2.67 1.00 0.18  
SINCE JUN 1 13.92 12.37 1.55 6.48  
SINCE JAN 1 28.06 29.39 -1.33 28.07  
 
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 11 9 2 6  
MONTH TO DATE 131 162 -31 196  
SINCE JUN 1 565 686 -121 678  
SINCE JAN 1 585 754 -169 738    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 2:00 AM  
LOWEST 46 4:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 95 2002  
MINIMUM TEMPERATURE (F) 63 47 1981  
 
SUNRISE AND SUNSET  
AUGUST 18 2023........SUNRISE 6:15 AM EDT SUNSET 7:56 PM EDT  
AUGUST 19 2023........SUNRISE 6:16 AM EDT SUNSET 7:54 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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