512  
CDUS41 KPHI 010759  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
359 AM EDT TUE JUN 01 2021  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR MAY 31 2021
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
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 4:46 PM 96 1895 78 -4 72  
2011  
MINIMUM 48 12:32 AM 41 1938 58 -10 54  
AVERAGE 61 68 -7 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.58 1993 0.13 -0.13 0.00  
MONTH TO DATE 3.03 3.57 -0.54 2.45  
SINCE MAR 1 10.19 11.24 -1.05 10.14  
SINCE JAN 1 16.54 17.30 -0.76 16.98  
 
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 T 3.2 -3.2 T  
SINCE JUL 1 14.3 20.2 -5.9 0.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 2 2 2  
MONTH TO DATE 147 123 24 188  
SINCE MAR 1 1030 1146 -116 1083  
SINCE JUL 1 4344 4634 -290 4222  
 
COOLING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 84 74 10 51  
SINCE MAR 1 101 87 14 52  
SINCE JAN 1 101 87 14 52    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1:00 AM  
LOWEST 37 5:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 100 1895  
MINIMUM TEMPERATURE (F) 59 40 1945  
 
SUNRISE AND SUNSET  
JUNE 1 2021..........SUNRISE 5:37 AM EDT SUNSET 8:24 PM EDT  
JUNE 2 2021..........SUNRISE 5:36 AM EDT SUNSET 8:25 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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