649  
CDUS41 KPHI 110604  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
103 AM EST WED DEC 11 2019  
 
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 10 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1872 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 58 1142 AM 71 1966 46 12 40  
MINIMUM 40 1159 PM 4 1876 32 8 26  
AVERAGE 49 39 10 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.17 1.45 1969 0.13 0.04 0.00  
MONTH TO DATE 2.26 1.25 1.01 0.65  
SINCE DEC 1 2.26 1.25 1.01 0.65  
SINCE JAN 1 44.48 39.22 5.26 55.79  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.3 1904 0.1 -0.1 0.0  
MONTH TO DATE T 0.7 -0.7 0.3  
SINCE DEC 1 T 0.7 -0.7 0.3  
SINCE JUL 1 T 1.0 -1.0 3.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 26 -10 32  
MONTH TO DATE 246 245 1 279  
SINCE DEC 1 246 245 1 279  
SINCE JUL 1 1045 1061 -16 1181  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1610 1301 309 1584    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 12.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 PM  
LOWEST 66 800 PM  
AVERAGE 80  
   
......................................................
 
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 65 1971  
1899  
MINIMUM TEMPERATURE (F) 31 8 1880  
 
 
SUNRISE AND SUNSET  
DECEMBER 11 2019......SUNRISE 712 AM EST SUNSET 436 PM EST  
DECEMBER 12 2019......SUNRISE 713 AM EST SUNSET 436 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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