720  
CDUS41 KPHI 170600  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1259 AM EST MON DEC 17 2018  
 
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 16 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 47 1234 AM 68 1971 44 3 42  
MINIMUM 38 1031 PM 9 1876 30 8 21  
AVERAGE 43 37 6 32  
 
PRECIPITATION (IN)  
YESTERDAY 1.01 1.54 1974 0.12 0.89 0.00  
MONTH TO DATE 2.21 1.97 0.24 0.75  
SINCE DEC 1 2.21 1.97 0.24 0.75  
SINCE JAN 1 57.35 39.94 17.41 40.78  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.1 1896 0.1 -0.1 0.0  
MONTH TO DATE 0.3 1.3 -1.0 7.7  
SINCE DEC 1 0.3 1.3 -1.0 7.7  
SINCE JUL 1 3.9 1.6 2.3 7.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 22 28 -6 33  
MONTH TO DATE 421 408 13 423  
SINCE DEC 1 421 408 13 423  
SINCE JUL 1 1323 1224 99 1058  
 
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 22 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 15.9  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 200 AM  
LOWEST 85 1100 PM  
AVERAGE 91  
   
......................................................
 
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 65 2000  
MINIMUM TEMPERATURE (F) 30 7 1919  
1876  
 
 
SUNRISE AND SUNSET  
DECEMBER 17 2018......SUNRISE 717 AM EST SUNSET 438 PM EST  
DECEMBER 18 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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