475  
CDUS41 KPHI 210552  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
152 AM EDT WED APR 21 2021  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR APRIL 20 2021
 
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1894 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 3:35 PM 90 1985 65 9 61  
MINIMUM 44 5:20 AM 27 1926 44 0 46  
AVERAGE 59 55 4 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.37 2015 0.11 -0.11 0.00  
MONTH TO DATE 1.71 2.38 -0.67 2.45  
SINCE MAR 1 6.51 6.30 0.21 5.79  
SINCE JAN 1 12.86 11.99 0.87 12.63  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.1 1983 0.0 0.0 0.0  
MONTH TO DATE T 0.3 -0.3 T  
SINCE MAR 1 T 2.2 -2.2 T  
SINCE JUL 1 14.3 20.2 -5.9 0.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 11 -5 11  
MONTH TO DATE 230 273 -43 276  
SINCE MAR 1 794 956 -162 770  
SINCE JUL 1 4108 4579 -471 3909  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 3 1 2 1  
SINCE JAN 1 3 1 2 1    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 9.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 2:00 AM  
LOWEST 28 2:00 PM  
AVERAGE 61  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 92 1985  
MINIMUM TEMPERATURE (F) 45 28 1925  
 
SUNRISE AND SUNSET  
APRIL 21 2021.........SUNRISE 6:16 AM EDT SUNSET 7:47 PM EDT  
APRIL 22 2021.........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