426  
CDUS41 KPHI 090552  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1252 AM EST WED DEC 09 2020  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR DECEMBER 8 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 42 2:44 PM 69 1980 47 -5 44  
MINIMUM 25 12:09 AM 15 1970 31 -6 22  
AVERAGE 34 39 -5 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.44 1972 0.12 -0.12 0.02  
MONTH TO DATE 1.04 0.99 0.05 0.69  
SINCE DEC 1 1.04 0.99 0.05 0.69  
SINCE JAN 1 49.26 40.59 8.67 43.98  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.5 2013 0.1 -0.1 0.0  
MONTH TO DATE T 0.7 -0.7 T  
SINCE DEC 1 T 0.7 -0.7 T  
SINCE JUL 1 T 1.1 -1.1 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 26 5 32  
MONTH TO DATE 203 200 3 216  
SINCE DEC 1 203 200 3 216  
SINCE JUL 1 895 1098 -203 1045  
 
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 25 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 11.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 5:00 AM  
LOWEST 37 3:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 72 1966  
MINIMUM TEMPERATURE (F) 30 13 1960  
 
SUNRISE AND SUNSET  
DECEMBER 9 2020......SUNRISE 7:12 AM EST SUNSET 4:38 PM EST  
DECEMBER 10 2020......SUNRISE 7:13 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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