224  
CDUS41 KPHI 152137  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
436 PM EST SAT DEC 15 2018  
 
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 15 2018
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1872 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 51 252 PM 69 2015 45 6 29  
MINIMUM 48 747 AM 7 1960 30 18 22  
AVERAGE 50 37 13 26  
 
PRECIPITATION (IN)  
TODAY 0.37 1.13 1901 0.11 0.26 0.16  
MONTH TO DATE 1.13 1.85 -0.72 0.75  
SINCE DEC 1 1.13 1.85 -0.72 0.75  
SINCE JAN 1 56.27 39.82 16.45 40.78  
 
SNOWFALL (IN)  
TODAY 0.0 4.5 1916 0.1 -0.1 2.2  
MONTH TO DATE 0.3 1.2 -0.9 7.7  
SINCE DEC 1 0.3 1.2 -0.9 7.7  
SINCE JUL 1 3.9 1.5 2.4 7.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 15 28 -13 39  
MONTH TO DATE 398 380 18 390  
SINCE DEC 1 398 380 18 390  
SINCE JUL 1 1300 1196 104 1025  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1584 1301 283 1490    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 9.5  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1000 AM  
LOWEST 93 200 AM  
AVERAGE 97  
   
......................................................
 
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 68 1971  
MINIMUM TEMPERATURE (F) 30 9 1876  
 
 
SUNRISE AND SUNSET  
DECEMBER 15 2018......SUNRISE 715 AM EST SUNSET 437 PM EST  
DECEMBER 16 2018......SUNRISE 716 AM EST SUNSET 437 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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