370  
CDUS41 KPHI 120556  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1256 AM EST THU DEC 12 2019  
 
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 11 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 40 220 PM 65 1971 46 -6 41  
1899  
MINIMUM 32 1159 PM 8 1880 31 1 24  
AVERAGE 36 39 -3 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 2.72 2008 0.12 -0.04 0.00  
MONTH TO DATE 2.34 1.37 0.97 0.65  
SINCE DEC 1 2.34 1.37 0.97 0.65  
SINCE JAN 1 44.56 39.34 5.22 55.79  
 
SNOWFALL (IN)  
YESTERDAY 0.1 3.7 1960 0.1 0.0 0.0  
MONTH TO DATE 0.1 0.8 -0.7 0.3  
SINCE DEC 1 0.1 0.8 -0.7 0.3  
SINCE JUL 1 0.1 1.1 -1.0 3.9  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 26 3 32  
MONTH TO DATE 275 271 4 311  
SINCE DEC 1 275 271 4 311  
SINCE JUL 1 1074 1087 -13 1213  
 
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 21 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 10.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
SNOW  
LIGHT SNOW  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 500 AM  
LOWEST 35 500 PM  
AVERAGE 62  
   
......................................................
 
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 69 2015  
MINIMUM TEMPERATURE (F) 31 8 1988  
 
 
SUNRISE AND SUNSET  
DECEMBER 12 2019......SUNRISE 713 AM EST SUNSET 436 PM EST  
DECEMBER 13 2019......SUNRISE 714 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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