180  
CDUS41 KPHI 202140  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
440 PM EST FRI DEC 20 2019  
 
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 20 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 36 318 PM 64 1957 43 -7 59  
1895  
MINIMUM 21 242 AM 1 1942 29 -8 28  
1884  
AVERAGE 29 36 -7 44  
 
PRECIPITATION (IN)  
TODAY 0.00 1.32 1951 0.11 -0.11 0.56  
MONTH TO DATE 4.22 2.41 1.81 2.77  
SINCE DEC 1 4.22 2.41 1.81 2.77  
SINCE JAN 1 46.44 40.38 6.06 57.91  
 
SNOWFALL (IN)  
TODAY 0.0 3.2 1966 0.1 -0.1 0.0  
MONTH TO DATE 0.1 1.8 -1.7 0.3  
SINCE DEC 1 0.1 1.8 -1.7 0.3  
SINCE JUL 1 0.1 2.1 -2.0 3.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 36 29 7 21  
MONTH TO DATE 536 522 14 522  
SINCE DEC 1 536 522 14 522  
SINCE JUL 1 1335 1338 -3 1424  
 
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 17 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 7.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 57 300 AM  
LOWEST 35 100 PM  
AVERAGE 46  
   
......................................................
 
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 67 2013  
MINIMUM TEMPERATURE (F) 29 1 1942  
 
 
SUNRISE AND SUNSET  
DECEMBER 20 2019......SUNRISE 718 AM EST SUNSET 439 PM EST  
DECEMBER 21 2019......SUNRISE 719 AM EST SUNSET 439 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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