512  
CDUS41 KPHI 110552  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1252 AM EST FRI DEC 11 2020  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR DECEMBER 10 2020
 
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1894 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 51 2:41 PM 72 1966 46 5 59  
MINIMUM 32 10:52 PM 8 1910 30 2 39  
AVERAGE 42 38 4 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.38 1969 0.12 -0.12 0.12  
MONTH TO DATE 1.04 1.24 -0.20 2.09  
SINCE DEC 1 1.04 1.24 -0.20 2.09  
SINCE JAN 1 49.26 40.84 8.42 45.38  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.9 2013 0.1 -0.1 0.0  
MONTH TO DATE T 0.9 -0.9 T  
SINCE DEC 1 T 0.9 -0.9 T  
SINCE JUL 1 T 1.3 -1.3 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 27 -4 16  
MONTH TO DATE 256 254 2 248  
SINCE DEC 1 256 254 2 248  
SINCE JUL 1 948 1152 -204 1077  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1300 1145 155 1508    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 11:00 PM  
LOWEST 46 2:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 70 1899  
MINIMUM TEMPERATURE (F) 30 10 1917  
1968  
 
SUNRISE AND SUNSET  
DECEMBER 11 2020......SUNRISE 7:13 AM EST SUNSET 4:38 PM EST  
DECEMBER 12 2020......SUNRISE 7:14 AM EST SUNSET 4:38 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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