788  
CDUS41 KPHI 180552  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
152 AM EDT THU MAY 18 2023  
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR MAY 17 2023
 
 
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)  
YESTERDAY  
MAXIMUM 68 2:34 PM 92 1974 75 -7 82  
MINIMUM 50 11:59 PM 37 1956 55 -5 57  
AVERAGE 59 65 -6 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.33 1985 0.10 -0.10 0.00  
MONTH TO DATE 0.08 1.74 -1.66 2.27  
SINCE MAR 1 7.24 9.17 -1.93 8.87  
SINCE JAN 1 11.92 15.05 -3.13 15.09  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 1870 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  
YESTERDAY 6 3 3 0  
MONTH TO DATE 85 75 10 55  
SINCE MAR 1 914 1071 -157 911  
SINCE JUL 1 3716 4471 -755 3852  
 
COOLING  
YESTERDAY 0 3 -3 5  
MONTH TO DATE 17 28 -11 30  
SINCE MAR 1 43 44 -1 37  
SINCE JAN 1 43 44 -1 37    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 13.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 1:00 AM  
LOWEST 20 2:00 PM  
AVERAGE 44  
   
......................................................
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 94 1962  
MINIMUM TEMPERATURE (F) 55 41 1973  
 
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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