216  
CDUS41 KPHI 220603  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
103 AM EST TUE DEC 22 2020  
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 21 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 41 3:19 PM 67 2013 43 -2 36  
MINIMUM 34 4:21 AM 1 1942 29 5 22  
AVERAGE 38 36 2 29  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 1.40 1902 0.11 -0.09 0.00  
MONTH TO DATE 2.53 2.52 0.01 4.22  
SINCE DEC 1 2.53 2.52 0.01 4.22  
SINCE JAN 1 47.91 40.49 7.42 46.44  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.7 1962 0.1 -0.1 0.0  
MONTH TO DATE 6.6 1.9 4.7 0.1  
SINCE DEC 1 6.6 1.9 4.7 0.1  
SINCE JUL 1 6.6 2.2 4.4 0.1  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 29 -2 36  
MONTH TO DATE 547 551 -4 572  
SINCE DEC 1 547 551 -4 572  
SINCE JUL 1 1141 1367 -226 1371  
 
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 12 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 11:00 PM  
LOWEST 79 3:00 PM  
AVERAGE 88  
   
......................................................
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 68 2013  
MINIMUM TEMPERATURE (F) 28 6 1989  
 
SUNRISE AND SUNSET  
DECEMBER 22 2020......SUNRISE 7:20 AM EST SUNSET 4:40 PM EST  
DECEMBER 23 2020......SUNRISE 7:20 AM EST SUNSET 4:41 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab PA Page
The Nexlab NJ Page
The Nexlab DE Page
The Nexlab MD Page Main Text Page