316  
CDUS41 KPHI 182136  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
434 PM EST WED DEC 18 2019  
 
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 18 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 39 1217 PM 70 2006 44 -5 42  
MINIMUM 30 743 AM 4 1919 29 1 30  
AVERAGE 35 37 -2 36  
 
PRECIPITATION (IN)  
TODAY T 1.72 1977 0.11 -0.11 0.00  
MONTH TO DATE 4.22 2.19 2.03 2.21  
SINCE DEC 1 4.22 2.19 2.03 2.21  
SINCE JAN 1 46.44 40.16 6.28 57.35  
 
SNOWFALL (IN)  
TODAY T 6.0 1887 0.1 -0.1 0.0  
MONTH TO DATE 0.1 1.5 -1.4 0.3  
SINCE DEC 1 0.1 1.5 -1.4 0.3  
SINCE JUL 1 0.1 1.8 -1.7 3.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 30 28 2 29  
MONTH TO DATE 456 464 -8 471  
SINCE DEC 1 456 464 -8 471  
SINCE JUL 1 1255 1280 -25 1373  
 
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 28 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 14.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 1200 AM  
LOWEST 40 200 PM  
AVERAGE 55  
   
......................................................
 
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 65 1929  
MINIMUM TEMPERATURE (F) 29 4 1884  
 
 
SUNRISE AND SUNSET  
DECEMBER 18 2019......SUNRISE 717 AM EST SUNSET 438 PM EST  
DECEMBER 19 2019......SUNRISE 718 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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