737  
CDUS41 KPHI 040556  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
156 AM EDT WED OCT 04 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR OCTOBER 3 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 84R 4:14 PM 83 1950 71 13 51  
2007  
MINIMUM 53 5:06 AM 32 2003 49 4 46  
AVERAGE 69 60 9 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.85 1929 0.15 -0.15 0.15  
MONTH TO DATE 0.00 0.46 -0.46 0.59  
SINCE SEP 1 4.03 5.30 -1.27 4.06  
SINCE JAN 1 33.20 36.58 -3.38 34.79  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
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  
YESTERDAY 0 6 -6 16  
MONTH TO DATE 0 18 -18 36  
SINCE SEP 1 81 87 -6 120  
SINCE JUL 1 81 91 -10 120  
 
COOLING  
YESTERDAY 4 1 3 0  
MONTH TO DATE 7 3 4 0  
SINCE SEP 1 119 111 8 90  
SINCE JAN 1 779 971 -192 982    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 1.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 3:00 AM  
LOWEST 47 4:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 86 1926  
2007  
MINIMUM TEMPERATURE (F) 48 29 1974  
1996  
 
SUNRISE AND SUNSET  
OCTOBER 4 2023.......SUNRISE 7:01 AM EDT SUNSET 6:39 PM EDT  
OCTOBER 5 2023.......SUNRISE 7:02 AM EDT SUNSET 6:38 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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