548  
CDUS41 KPHI 202133  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
433 PM EST WED JAN 20 2021  
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR JANUARY 20 2021
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1872 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 41 2:46 PM 65 1951 40 1 33  
MINIMUM 34 11:55 AM -3 1984 25 9 23  
AVERAGE 38 33 5 28  
 
PRECIPITATION (IN)  
TODAY T 1.89 1978 0.10 -0.10 T  
MONTH TO DATE 1.27 1.95 -0.68 1.00  
SINCE DEC 1 5.65 5.51 0.14 6.21  
SINCE JAN 1 1.27 1.95 -0.68 1.00  
 
SNOWFALL (IN)  
TODAY T 9.3 1978 0.2 -0.2 T  
MONTH TO DATE T 3.7 -3.7 0.2  
SINCE DEC 1 6.6 7.1 -0.5 0.3  
SINCE JUL 1 6.6 7.4 -0.8 0.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 27 32 -5 37  
MONTH TO DATE 532 638 -106 496  
SINCE DEC 1 1340 1492 -152 1302  
SINCE JUL 1 1934 2308 -374 2101  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 13.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 12:00 PM  
LOWEST 37 4:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 62 1959  
MINIMUM TEMPERATURE (F) 25 -6 1985  
 
SUNRISE AND SUNSET  
JANUARY 20 2021.......SUNRISE 7:18 AM EST SUNSET 5:07 PM EST  
JANUARY 21 2021.......SUNRISE 7:17 AM EST SUNSET 5:08 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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