495  
CDUS41 KPHI 210601  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
201 AM EDT MON SEP 21 2020  
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR SEPTEMBER 20 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 66 1:45 PM 90 1895 77 -11 78  
1983  
MINIMUM 47 6:08 AM 45 1956 59 -12 55  
1979  
AVERAGE 57 68 -11 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.04 1938 0.13 -0.13 0.00  
MONTH TO DATE 1.57 2.46 -0.89 0.75  
SINCE SEP 1 1.57 2.46 -0.89 0.75  
SINCE JAN 1 33.84 30.48 3.36 36.78  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 1 7 0  
MONTH TO DATE 24 9 15 2  
SINCE SEP 1 24 9 15 2  
SINCE JUL 1 24 10 14 2  
 
COOLING  
YESTERDAY 0 4 -4 2  
MONTH TO DATE 136 133 3 155  
SINCE SEP 1 136 133 3 155  
SINCE JAN 1 1464 1250 214 1489    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 8.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 5:00 AM  
LOWEST 30 4:00 PM  
AVERAGE 47  
   
......................................................
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 97 1895  
MINIMUM TEMPERATURE (F) 58 38 1956  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2020.....SUNRISE 6:48 AM EDT SUNSET 6:59 PM EDT  
SEPTEMBER 22 2020.....SUNRISE 6:49 AM EDT SUNSET 6:57 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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