847  
CDUS41 KPHI 120610  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
110 AM EST TUE JAN 12 2021  
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR JANUARY 11 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 40 4:20 PM 67 2020 40 0 67  
MINIMUM 25 4:27 AM 1 1982 26 -1 46  
AVERAGE 33 33 0 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.29 1991 0.10 -0.10 0.00  
MONTH TO DATE 1.04 1.06 -0.02 0.49  
SINCE DEC 1 5.42 4.62 0.80 5.70  
SINCE JAN 1 1.04 1.06 -0.02 0.49  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.4 1954 0.2 -0.2 0.0  
MONTH TO DATE 0.0 1.9 -1.9 T  
SINCE DEC 1 6.6 5.3 1.3 0.1  
SINCE JUL 1 6.6 5.6 1.0 0.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 32 0 8  
MONTH TO DATE 303 350 -47 263  
SINCE DEC 1 1111 1204 -93 1069  
SINCE JUL 1 1705 2020 -315 1868  
 
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 7 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 8 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 0.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 11:00 PM  
LOWEST 48 2:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 72 1890  
MINIMUM TEMPERATURE (F) 25 1 1981  
 
SUNRISE AND SUNSET  
JANUARY 12 2021.......SUNRISE 7:22 AM EST SUNSET 4:58 PM EST  
JANUARY 13 2021.......SUNRISE 7:21 AM EST SUNSET 4:59 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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