123  
CDUS41 KPHI 092145  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
445 PM EST WED DEC 09 2020  
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 9 2020
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1872 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 40 3:59 PM 70 1966 47 -7 56  
MINIMUM 31 2:37 AM 6 1876 32 -1 41  
AVERAGE 36 39 -3 49  
 
PRECIPITATION (IN)  
TODAY T 2.13 2009 0.13 -0.13 1.31  
MONTH TO DATE 1.07 1.12 -0.05 2.09  
SINCE DEC 1 1.07 1.12 -0.05 2.09  
SINCE JAN 1 46.45 39.09 7.36 44.31  
 
SNOWFALL (IN)  
TODAY T 4.1 2017 0.1 -0.1 0.0  
MONTH TO DATE T 0.6 -0.6 T  
SINCE DEC 1 T 0.6 -0.6 T  
SINCE JUL 1 T 0.9 -0.9 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 29 26 3 16  
MONTH TO DATE 225 219 6 230  
SINCE DEC 1 225 219 6 230  
SINCE JUL 1 819 1035 -216 1029  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1521 1301 220 1610    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 2:00 AM  
LOWEST 48 12:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 71 1966  
MINIMUM TEMPERATURE (F) 32 4 1876  
 
SUNRISE AND SUNSET  
DECEMBER 9 2020......SUNRISE 7:11 AM EST SUNSET 4:36 PM EST  
DECEMBER 10 2020......SUNRISE 7:12 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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