657  
CDUS41 KPHI 032141  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
441 PM EST SUN DEC 03 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 3 2023
 
 
VALID TODAY AS OF 0400 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 50 2:51 PM 66 1998 47 3 57  
MINIMUM 45 12:56 AM 8 1976 30 15 38  
AVERAGE 48 38 10 48  
 
PRECIPITATION (IN)  
TODAY 0.53 1.49 1990 0.14 0.39 0.39  
MONTH TO DATE 0.74 0.40 0.34 0.39  
SINCE DEC 1 0.74 0.40 0.34 0.39  
SINCE JAN 1 38.50 43.90 -5.40 42.43  
 
SNOWFALL (IN)  
TODAY 0.0 5.5 1929 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.3 -0.3 0.0  
SINCE DEC 1 0.0 0.3 -0.3 0.0  
SINCE JUL 1 0.0 1.4 -1.4 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 17 27 -10 17  
MONTH TO DATE 67 79 -12 84  
SINCE DEC 1 67 79 -12 84  
SINCE JUL 1 1154 1118 36 1185  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 790 981 -191 986    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 8:00 AM  
LOWEST 89 3:00 PM  
AVERAGE 93  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 72 1998  
MINIMUM TEMPERATURE (F) 29 8 1940  
1966  
 
SUNRISE AND SUNSET  
DECEMBER 3 2023......SUNRISE 7:08 AM EST SUNSET 4:35 PM EST  
DECEMBER 4 2023......SUNRISE 7:09 AM EST SUNSET 4:35 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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