495  
CDUS41 KPHI 112137  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
437 PM EST WED DEC 11 2019  
 
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 11 2019
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 40 220 PM 65 1971 46 -6 41  
1899  
MINIMUM 33 452 AM 8 1880 31 2 24  
AVERAGE 37 39 -2 33  
 
PRECIPITATION (IN)  
TODAY 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)  
TODAY 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  
TODAY 28 26 2 32  
MONTH TO DATE 274 271 3 311  
SINCE DEC 1 274 271 3 311  
SINCE JUL 1 1073 1087 -14 1213  
 
COOLING  
TODAY 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 20 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 9.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
SNOW  
LIGHT SNOW  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 500 AM  
LOWEST 48 300 PM  
AVERAGE 69  
   
......................................................
 
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 69 2015  
MINIMUM TEMPERATURE (F) 31 8 1988  
 
 
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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