083  
CDUS41 KPHI 210658  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
258 AM EDT WED MAY 21 2025  
   
...............................  
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR MAY 20 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 68 5:31 PM 96 1996 75 -7 75  
MINIMUM 45 4:51 AM 37 2002 55 -10 56  
AVERAGE 57 64 -7 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 4.05 1894 0.12 -0.12 0.00  
MONTH TO DATE 2.51 2.22 0.29 1.56  
SINCE MAR 1 11.28 9.89 1.39 13.34  
SINCE JAN 1 14.90 15.95 -1.05 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 8 3 5 0  
MONTH TO DATE 26 96 -70 78  
SINCE MAR 1 801 1119 -318 929  
SINCE JUL 1 4192 4607 -415 4168  
 
COOLING  
YESTERDAY 0 3 -3 1  
MONTH TO DATE 63 33 30 32  
SINCE MAR 1 83 46 37 54  
SINCE JAN 1 83 46 37 54    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 11:00 PM  
LOWEST 45 1:00 PM  
AVERAGE 60  
   
......................................................  
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 95 1996  
MINIMUM TEMPERATURE (F) 55 35 2002  
 
SUNRISE AND SUNSET  
MAY 21 2025...........SUNRISE 5:43 AM EDT SUNSET 8:16 PM EDT  
MAY 22 2025...........SUNRISE 5:42 AM EDT SUNSET 8:17 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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