221  
CDUS41 KPHI 110551  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1251 AM EST WED DEC 11 2024  
   
...............................  
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 10 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 56 11:59 PM 71 1966 47 9 63  
MINIMUM 40 1:14 AM 4 1876 33 7 46  
AVERAGE 48 40 8 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 1.66 2023 0.15 -0.04 1.66  
MONTH TO DATE 0.14 1.35 -1.21 2.78  
SINCE DEC 1 0.14 1.35 -1.21 2.78  
SINCE JAN 1 36.09 41.49 -5.40 37.05  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.3 1904 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.8 -0.8 T  
SINCE DEC 1 0.0 0.8 -0.8 T  
SINCE JUL 1 T 1.0 -1.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 25 -8 10  
MONTH TO DATE 268 237 31 207  
SINCE DEC 1 268 237 31 207  
SINCE JUL 1 801 1032 -231 916  
 
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 10 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 83 5:00 PM  
AVERAGE 92  
   
......................................................  
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 68 2021  
MINIMUM TEMPERATURE (F) 32 8 1880  
 
SUNRISE AND SUNSET  
DECEMBER 11 2024......SUNRISE 7:13 AM EST SUNSET 4:36 PM EST  
DECEMBER 12 2024......SUNRISE 7:13 AM EST SUNSET 4:36 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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