541  
CDUS41 KPHI 240555  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1255 AM EST THU DEC 24 2020  
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 23 2020
 
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1872 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 46 3:20 PM 70 2015 43 3 51  
MINIMUM 30 7:26 AM 7 1989 28 2 30  
AVERAGE 38 35 3 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.62 1907 0.12 -0.12 0.00  
MONTH TO DATE 2.56 2.75 -0.19 4.22  
SINCE DEC 1 2.56 2.75 -0.19 4.22  
SINCE JAN 1 47.94 40.72 7.22 46.44  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.2 1963 0.1 -0.1 0.0  
MONTH TO DATE 6.6 2.1 4.5 0.1  
SINCE DEC 1 6.6 2.1 4.5 0.1  
SINCE JUL 1 6.6 2.4 4.2 0.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 30 -3 24  
MONTH TO DATE 596 610 -14 625  
SINCE DEC 1 596 610 -14 625  
SINCE JUL 1 1190 1426 -236 1424  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1521 1301 220 1610    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 10:00 PM  
LOWEST 47 11:00 AM  
AVERAGE 63  
   
......................................................
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 71 2015  
MINIMUM TEMPERATURE (F) 28 3 1983  
 
SUNRISE AND SUNSET  
DECEMBER 24 2020......SUNRISE 7:20 AM EST SUNSET 4:41 PM EST  
DECEMBER 25 2020......SUNRISE 7:21 AM EST SUNSET 4:42 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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