037  
CDUS41 KPHI 220610  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
210 AM EDT THU MAY 22 2025  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR MAY 21 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 59 2:59 AM 95 1996 75 -16 81  
MINIMUM 52 10:07 PM 35 2002 55 -3 56  
AVERAGE 56 65 -9 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.54 2.94 1894 0.12 0.42 0.00  
MONTH TO DATE 3.05 2.34 0.71 1.56  
SINCE MAR 1 11.82 10.01 1.81 13.34  
SINCE JAN 1 15.44 16.07 -0.63 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 9 3 6 0  
MONTH TO DATE 35 99 -64 78  
SINCE MAR 1 810 1122 -312 929  
SINCE JUL 1 4201 4610 -409 4168  
 
COOLING  
YESTERDAY 0 3 -3 4  
MONTH TO DATE 63 36 27 36  
SINCE MAR 1 83 49 34 58  
SINCE JAN 1 83 49 34 58    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 9:00 PM  
LOWEST 72 6:00 AM  
AVERAGE 85  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 94 1941  
MINIMUM TEMPERATURE (F) 55 37 2002  
 
SUNRISE AND SUNSET  
MAY 22 2025...........SUNRISE 5:42 AM EDT SUNSET 8:17 PM EDT  
MAY 23 2025...........SUNRISE 5:41 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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