859  
CDUS41 KPHI 212125  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
525 PM EDT THU SEP 21 2023  
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR SEPTEMBER 21 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1872 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 77 3:44 PM 97 1895 77 0 85  
MINIMUM 57 5:54 AM 38 1956 59 -2 65  
AVERAGE 67 68 -1 75  
 
PRECIPITATION (IN)  
TODAY 0.00 2.44 1983 0.15 -0.15 0.00  
MONTH TO DATE 3.93 3.16 0.77 1.86  
SINCE SEP 1 3.93 3.16 0.77 1.86  
SINCE JAN 1 28.74 32.52 -3.78 28.77  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 1 -1 0  
MONTH TO DATE 0 7 -7 0  
SINCE SEP 1 0 7 -7 0  
SINCE JUL 1 0 8 -8 0  
 
COOLING  
TODAY 2 4 -2 10  
MONTH TO DATE 216 146 70 222  
SINCE SEP 1 216 146 70 222  
SINCE JAN 1 1293 1303 -10 1708    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 5:00 AM  
LOWEST 36 4:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 97 1895  
MINIMUM TEMPERATURE (F) 59 39 1962  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2023.....SUNRISE 6:47 AM EDT SUNSET 7:00 PM EDT  
SEPTEMBER 22 2023.....SUNRISE 6:48 AM EDT SUNSET 6:58 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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