966   
CDUS41 KPHI 120555  
CLIPHL  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
155 AM EDT MON MAY 12 2025  
   
...............................  
  
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR MAY 11 2025  
  
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1872 TO 2025  
  
WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST        
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR       
                                                  NORMAL              
...............................................................  
  
TEMPERATURE (F)                                                            
 YESTERDAY                                                             
  MAXIMUM         82   2:03 PM  93    1896  73      9       66          
  MINIMUM         55   4:17 AM  28    1966  53      2       46          
  AVERAGE         69                        63      6       56       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.00          1.82 1981   0.11  -0.11      T         
  MONTH TO DATE    0.37                      1.12  -0.75     0.70       
  SINCE MAR 1      8.56                      8.55   0.01    12.05       
  SINCE JAN 1     11.54                     14.43  -2.89    19.45       
  
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 MAR 1      T                         3.9   -3.9      0.0        
  SINCE JUL 1      8.1                      23.1  -15.0     11.2        
  SNOW DEPTH       0                                                   
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY        0                         4     -4        9          
  MONTH TO DATE   10                        54    -44       46          
  SINCE MAR 1    747                      1050   -303      828          
  SINCE JUL 1   3968                      4450   -482     3783          
  
 COOLING                                                                
  YESTERDAY        4                         2      2        0          
  MONTH TO DATE   44                        15     29       34          
  SINCE MAR 1     62                        31     31       60          
  SINCE JAN 1     62                        31     31       60           
...............................................................  
  
WIND (MPH)                                                              
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NW (330)         
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    NW (300)         
  AVERAGE WIND SPEED     6.6                                          
  
SKY COVER                                                               
  POSSIBLE SUNSHINE  MM                                                   
  AVERAGE SKY COVER 0.7                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                    
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    65           6:00 AM                                        
 LOWEST     26           5:00 PM                                        
 AVERAGE    46                                                          
   
......................................................  
  
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   73        91      1881                        
 MINIMUM TEMPERATURE (F)   53        37      1962                        
  
SUNRISE AND SUNSET                                                      
MAY 12 2025...........SUNRISE   5:49 AM EDT   SUNSET   8:07 PM EDT       
MAY 13 2025...........SUNRISE   5:48 AM EDT   SUNSET   8:08 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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