109  
CDUS41 KPHI 010554  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
154 AM EDT SAT MAY 01 2021  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR APRIL 30 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 71 1:28 PM 86 1942 68 3 69  
MINIMUM 47 11:59 PM 33 1931 47 0 58  
AVERAGE 59 58 1 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 3.89 2014 0.11 -0.10 0.47  
MONTH TO DATE 2.36 3.50 -1.14 4.35  
SINCE MAR 1 7.16 7.42 -0.26 7.69  
SINCE JAN 1 13.51 13.11 0.40 14.53  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 1894 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 8 -2 1  
MONTH TO DATE 319 363 -44 401  
SINCE MAR 1 883 1046 -163 895  
SINCE JUL 1 4197 4669 -472 4034  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 14 11 3 0  
SINCE MAR 1 17 12 5 1  
SINCE JAN 1 17 12 5 1    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 22.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 1:00 AM  
LOWEST 30 2:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 88 1942  
MINIMUM TEMPERATURE (F) 48 30 1978  
 
SUNRISE AND SUNSET  
MAY 1 2021...........SUNRISE 6:03 AM EDT SUNSET 7:57 PM EDT  
MAY 2 2021...........SUNRISE 6:02 AM EDT SUNSET 7:58 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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