559  
CDUS41 KPHI 190720  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
102 AM EST THU DEC 19 2024  
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR DECEMBER 18 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1872 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 58 12:52 PM 70 2006 45 13 62  
MINIMUM 34 5:35 AM 4 1919 31 3 41  
AVERAGE 46 38 8 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.15 2.19 2023 0.13 0.02 2.19  
MONTH TO DATE 2.08 2.41 -0.33 6.22  
SINCE DEC 1 2.08 2.41 -0.33 6.22  
SINCE JAN 1 38.03 42.55 -4.52 40.49  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.0 1887 0.2 -0.2 0.0  
MONTH TO DATE 0.0 1.7 -1.7 T  
SINCE DEC 1 0.0 1.7 -1.7 T  
SINCE JUL 1 T 1.9 -1.9 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 19 27 -8 13  
MONTH TO DATE 461 446 15 374  
SINCE DEC 1 461 446 15 374  
SINCE JUL 1 994 1241 -247 1083  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1652 1359 293 1345    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 9:00 PM  
LOWEST 42 1:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 65 1929  
MINIMUM TEMPERATURE (F) 31 4 1884  
 
SUNRISE AND SUNSET  
DECEMBER 19 2024......SUNRISE 7:18 AM EST SUNSET 4:39 PM EST  
DECEMBER 20 2024......SUNRISE 7:19 AM EST SUNSET 4:39 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