936  
CDUS41 KPHI 200553  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
153 AM EDT TUE MAY 20 2025  
   
...............................  
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR MAY 19 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1894 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 71 4:49 PM 95 1962 74 -3 76  
MINIMUM 55 11:49 PM 37 2009 54 1 56  
AVERAGE 63 64 -1 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.20 1900 0.11 -0.11 0.00  
1966  
MONTH TO DATE 2.51 2.10 0.41 1.56  
SINCE MAR 1 11.28 9.77 1.51 13.34  
SINCE JAN 1 14.90 15.83 -0.93 21.36  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 1894 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 0.0 3.2 -3.2 T  
SINCE JUL 1 10.0 20.2 -10.2 11.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 3 -1 0  
MONTH TO DATE 18 93 -75 78  
SINCE MAR 1 793 1116 -323 929  
SINCE JUL 1 4184 4604 -420 4168  
 
COOLING  
YESTERDAY 0 3 -3 1  
MONTH TO DATE 63 30 33 31  
SINCE MAR 1 83 43 40 53  
SINCE JAN 1 83 43 40 53    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 13.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 5:00 AM  
LOWEST 49 5:00 PM  
AVERAGE 61  
   
......................................................  
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 96 1996  
MINIMUM TEMPERATURE (F) 55 37 2002  
 
SUNRISE AND SUNSET  
MAY 20 2025...........SUNRISE 5:44 AM EDT SUNSET 8:15 PM EDT  
MAY 21 2025...........SUNRISE 5:43 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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