951  
CDUS41 KPHI 200557  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
157 AM EDT SUN AUG 20 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR AUGUST 19 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 76 5:16 PM 93 1937 84 -8 91  
MINIMUM 57 5:53 AM 48 1963 63 -6 57  
1981  
AVERAGE 67 73 -6 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.79 1932 0.13 -0.13 0.00  
MONTH TO DATE 4.00 2.95 1.05 0.18  
SINCE JUN 1 14.25 12.65 1.60 6.48  
SINCE JAN 1 28.39 29.67 -1.28 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 2 8 -6 9  
MONTH TO DATE 138 179 -41 211  
SINCE JUN 1 572 703 -131 693  
SINCE JAN 1 592 771 -179 753    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 11:00 PM  
LOWEST 43 5:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 96 1983  
MINIMUM TEMPERATURE (F) 62 46 1944  
 
SUNRISE AND SUNSET  
AUGUST 20 2023........SUNRISE 6:17 AM EDT SUNSET 7:53 PM EDT  
AUGUST 21 2023........SUNRISE 6:18 AM EDT SUNSET 7:51 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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