074  
CDUS41 KPHI 120557  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1257 AM EST THU DEC 12 2024  
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 11 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1872 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 64 10:21 AM 68 2021 47 17 48  
MINIMUM 40 11:59 PM 8 1880 32 8 37  
AVERAGE 52 40 12 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.87 2.72 2008 0.13 0.74 0.42  
MONTH TO DATE 1.01 1.48 -0.47 3.20  
SINCE DEC 1 1.01 1.48 -0.47 3.20  
SINCE JAN 1 36.96 41.62 -4.66 37.47  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.7 1960 0.1 -0.1 T  
MONTH TO DATE 0.0 0.9 -0.9 T  
SINCE DEC 1 0.0 0.9 -0.9 T  
SINCE JUL 1 T 1.1 -1.1 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 25 -12 22  
MONTH TO DATE 281 262 19 229  
SINCE DEC 1 281 262 19 229  
SINCE JUL 1 814 1057 -243 938  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1652 1359 293 1345    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 13.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 11:00 AM  
LOWEST 59 11:00 PM  
AVERAGE 78  
   
......................................................
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 69 2015  
MINIMUM TEMPERATURE (F) 32 8 1988  
 
SUNRISE AND SUNSET  
DECEMBER 12 2024......SUNRISE 7:13 AM EST SUNSET 4:36 PM EST  
DECEMBER 13 2024......SUNRISE 7:14 AM EST SUNSET 4:37 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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