151  
CDUS41 KPHI 210557  
CLIPHL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
157 AM EDT THU MAY 21 2020  
   
...............................
 
 
   
..THE PHILADELPHIA PA CLIMATE SUMMARY FOR MAY 20 2020
 
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1872 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 63 3:05 PM 94 1962 75 -12 89  
1996  
MINIMUM 45 11:58 PM 43 2002 55 -10 71  
AVERAGE 54 65 -11 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.64 1969 0.13 -0.13 0.00  
MONTH TO DATE 0.70 2.33 -1.63 3.87  
SINCE MAR 1 8.39 9.68 -1.29 10.74  
SINCE JAN 1 13.49 15.36 -1.87 17.93  
 
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 0.0 3.4 -3.4 4.0  
SINCE JUL 1 0.3 22.4 -22.1 17.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 3 8 0  
MONTH TO DATE 158 90 68 74  
SINCE MAR 1 1047 1098 -51 952  
SINCE JUL 1 4149 4580 -431 4359  
 
COOLING  
YESTERDAY 0 3 -3 15  
MONTH TO DATE 16 34 -18 44  
SINCE MAR 1 16 47 -31 68  
SINCE JAN 1 16 47 -31 68    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 14.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 11:00 PM  
LOWEST 35 12:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE PHILADELPHIA PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 95 1934  
MINIMUM TEMPERATURE (F) 56 41 2002  
 
SUNRISE AND SUNSET  
MAY 21 2020...........SUNRISE 5:41 AM EDT SUNSET 8:15 PM EDT  
MAY 22 2020...........SUNRISE 5:40 AM EDT SUNSET 8:16 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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