233  
CDUS41 KPHI 170556  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
156 AM EDT THU JUN 17 2021  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR JUNE 16 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 80 1:33 PM 98 1957 83 -3 78  
MINIMUM 58 11:59 PM 47 1946 63 -5 57  
AVERAGE 69 73 -4 68  
 
PRECIPITATION (IN)  
YESTERDAY T 1.85 1931 0.17 -0.17 0.00  
MONTH TO DATE 1.32 2.56 -1.24 2.26  
SINCE JUN 1 1.32 2.56 -1.24 2.26  
SINCE JAN 1 17.86 19.86 -2.00 19.24  
 
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 JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 14.3 20.2 -5.9 0.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 10 -9 6  
SINCE JUN 1 1 10 -9 6  
SINCE JUL 1 4345 4643 -298 4228  
 
COOLING  
YESTERDAY 4 8 -4 3  
MONTH TO DATE 139 101 38 101  
SINCE JUN 1 139 101 38 101  
SINCE JAN 1 240 188 52 153    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 5:00 AM  
LOWEST 28 6:00 PM  
AVERAGE 54  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 96 1894  
1952  
MINIMUM TEMPERATURE (F) 64 44 1926  
 
SUNRISE AND SUNSET  
JUNE 17 2021..........SUNRISE 5:34 AM EDT SUNSET 8:33 PM EDT  
JUNE 18 2021..........SUNRISE 5:34 AM EDT SUNSET 8:33 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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