339  
CDUS41 KPHI 182134  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
534 PM EDT THU MAY 18 2023  
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR MAY 18 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 69 2:21 PM 94 1962 75 -6 74  
MINIMUM 44 5:02 AM 41 1973 55 -11 57  
AVERAGE 57 65 -8 66  
 
PRECIPITATION (IN)  
TODAY 0.00 1.47 2002 0.11 -0.11 0.05  
MONTH TO DATE 0.08 1.85 -1.77 2.32  
SINCE MAR 1 7.24 9.28 -2.04 8.92  
SINCE JAN 1 11.92 15.16 -3.24 15.14  
 
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 MAR 1 T 3.9 -3.9 0.4  
SINCE JUL 1 0.3 23.1 -22.8 12.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 8 3 5 0  
MONTH TO DATE 93 78 15 55  
SINCE MAR 1 922 1074 -152 911  
SINCE JUL 1 3724 4474 -750 3852  
 
COOLING  
TODAY 0 3 -3 1  
MONTH TO DATE 17 31 -14 31  
SINCE MAR 1 43 47 -4 38  
SINCE JAN 1 43 47 -4 38    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 49 9:00 AM  
LOWEST 30 1:00 PM  
AVERAGE 40  
   
......................................................
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 96 1962  
MINIMUM TEMPERATURE (F) 55 41 1882  
 
SUNRISE AND SUNSET  
MAY 18 2023...........SUNRISE 5:44 AM EDT SUNSET 8:12 PM EDT  
MAY 19 2023...........SUNRISE 5:43 AM EDT SUNSET 8:13 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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