782  
CDUS41 KPHI 170554  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1254 AM EST SUN JAN 17 2021  
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR JANUARY 16 2021
 
 
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)  
YESTERDAY  
MAXIMUM 47 12:29 PM 62 2007 40 7 51  
MINIMUM 36 11:58 PM 0 1893 25 11 35  
1977  
AVERAGE 42 33 9 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.16 1.09 1924 0.10 0.06 T  
MONTH TO DATE 1.27 1.56 -0.29 0.72  
SINCE DEC 1 5.65 5.12 0.53 5.93  
SINCE JAN 1 1.27 1.56 -0.29 0.72  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.6 1945 0.2 -0.2 T  
MONTH TO DATE 0.0 2.9 -2.9 T  
SINCE DEC 1 6.6 6.3 0.3 0.1  
SINCE JUL 1 6.6 6.6 -0.0 0.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 32 -9 22  
MONTH TO DATE 429 510 -81 359  
SINCE DEC 1 1237 1364 -127 1165  
SINCE JUL 1 1831 2180 -349 1964  
 
COOLING  
YESTERDAY 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 18 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 53 8:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 63 1913  
MINIMUM TEMPERATURE (F) 25 -7 1982  
 
SUNRISE AND SUNSET  
JANUARY 17 2021.......SUNRISE 7:20 AM EST SUNSET 5:03 PM EST  
JANUARY 18 2021.......SUNRISE 7:19 AM EST SUNSET 5:04 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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