561  
CDUS41 KPHI 212130  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
530 PM EDT MON APR 21 2025  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR APRIL 21 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 65 3:41 PM 92 1985 66 -1 52  
MINIMUM 50 12:00 AM 28 1925 45 5 37  
AVERAGE 58 56 2 45  
 
PRECIPITATION (IN)  
TODAY 0.00 1.55 1991 0.12 -0.12 0.00  
MONTH TO DATE 4.03 2.45 1.58 4.58  
SINCE MAR 1 8.65 6.61 2.04 11.78  
SINCE JAN 1 12.27 12.67 -0.40 19.80  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 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  
TODAY 7 10 -3 20  
MONTH TO DATE 258 275 -17 230  
SINCE MAR 1 759 951 -192 771  
SINCE JUL 1 4150 4439 -289 4010  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 6 1 5 5  
SINCE MAR 1 12 2 10 5  
SINCE JAN 1 12 2 10 5    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 14.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 2:00 AM  
LOWEST 33 12:00 PM  
AVERAGE 55  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 94 1985  
MINIMUM TEMPERATURE (F) 46 30 1922  
1975  
 
SUNRISE AND SUNSET  
APRIL 21 2025.........SUNRISE 6:16 AM EDT SUNSET 7:47 PM EDT  
APRIL 22 2025.........SUNRISE 6:15 AM EDT SUNSET 7:48 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab PA Page
The Nexlab NJ Page
The Nexlab DE Page
The Nexlab MD Page Main Text Page