919  
CDUS41 KPHI 290556  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1256 AM EST TUE DEC 29 2020  
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 28 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 50 3:54 PM 66 2008 42 8 56  
MINIMUM 32 1:17 AM 9 1950 27 5 34  
AVERAGE 41 34 7 45  
 
PRECIPITATION (IN)  
YESTERDAY T 1.67 2018 0.10 -0.10 0.00  
MONTH TO DATE 4.34 3.28 1.06 4.22  
SINCE DEC 1 4.34 3.28 1.06 4.22  
SINCE JAN 1 49.72 41.25 8.47 46.44  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.0 1990 0.2 -0.2 0.0  
MONTH TO DATE 6.6 2.9 3.7 0.1  
SINCE DEC 1 6.6 2.9 3.7 0.1  
SINCE JUL 1 6.6 3.2 3.4 0.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 31 -7 20  
MONTH TO DATE 725 761 -36 739  
SINCE DEC 1 725 761 -36 739  
SINCE JUL 1 1319 1577 -258 1538  
 
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 15 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 4:00 AM  
LOWEST 50 3:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 72 1984  
MINIMUM TEMPERATURE (F) 27 -1 1917  
 
SUNRISE AND SUNSET  
DECEMBER 29 2020......SUNRISE 7:22 AM EST SUNSET 4:45 PM EST  
DECEMBER 30 2020......SUNRISE 7:22 AM EST SUNSET 4:46 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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