063  
CDUS41 KPHI 160553  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1252 AM EST SUN DEC 16 2018  
 
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 15 2018
 
 
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)  
YESTERDAY  
MAXIMUM 51 252 PM 69 2015 45 6 29  
MINIMUM 47 1159 PM 7 1960 30 17 22  
AVERAGE 49 37 12 26  
 
PRECIPITATION (IN)  
YESTERDAY 0.44 1.13 1901 0.11 0.33 0.16  
MONTH TO DATE 1.20 1.85 -0.65 0.75  
SINCE DEC 1 1.20 1.85 -0.65 0.75  
SINCE JAN 1 56.34 39.82 16.52 40.78  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 16 28 -12 39  
MONTH TO DATE 399 380 19 390  
SINCE DEC 1 399 380 19 390  
SINCE JUL 1 1301 1196 105 1025  
 
COOLING  
YESTERDAY 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 18 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 9.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1000 AM  
LOWEST 74 800 PM  
AVERAGE 87  
   
......................................................
 
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 68 1971  
MINIMUM TEMPERATURE (F) 30 9 1876  
 
 
SUNRISE AND SUNSET  
DECEMBER 16 2018......SUNRISE 716 AM EST SUNSET 437 PM EST  
DECEMBER 17 2018......SUNRISE 717 AM EST SUNSET 438 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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