118  
CDUS41 KPHI 190608  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
208 AM EDT MON MAY 19 2025  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR MAY 18 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 79 1:42 PM 94 1962 74 5 68  
MINIMUM 62 2:32 AM 40 1967 54 8 57  
AVERAGE 71 64 7 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.01 1946 0.12 -0.12 0.14  
MONTH TO DATE 2.51 1.99 0.52 1.56  
SINCE MAR 1 11.28 9.66 1.62 13.34  
SINCE JAN 1 14.90 15.72 -0.82 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 0 4 -4 2  
MONTH TO DATE 16 90 -74 78  
SINCE MAR 1 791 1113 -322 929  
SINCE JUL 1 4182 4601 -419 4168  
 
COOLING  
YESTERDAY 6 2 4 0  
MONTH TO DATE 63 27 36 30  
SINCE MAR 1 83 40 43 52  
SINCE JAN 1 83 40 43 52    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 13.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 1:00 AM  
LOWEST 37 1:00 PM  
AVERAGE 55  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 95 1962  
MINIMUM TEMPERATURE (F) 54 37 2009  
 
SUNRISE AND SUNSET  
MAY 19 2025...........SUNRISE 5:44 AM EDT SUNSET 8:14 PM EDT  
MAY 20 2025...........SUNRISE 5:44 AM EDT SUNSET 8:15 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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