568  
CDUS41 KPHI 150559  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1259 AM EST TUE DEC 15 2020  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR DECEMBER 14 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 10:28 AM 69 2015 45 -3 53  
MINIMUM 33 11:47 PM 10 1982 29 4 44  
AVERAGE 38 37 1 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.62 2.04 1897 0.11 0.51 0.12  
MONTH TO DATE 1.66 1.72 -0.06 2.69  
SINCE DEC 1 1.66 1.72 -0.06 2.69  
SINCE JAN 1 49.88 41.32 8.56 45.98  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.6 1951 0.1 -0.1 0.0  
MONTH TO DATE T 1.4 -1.4 0.2  
SINCE DEC 1 T 1.4 -1.4 0.2  
SINCE JUL 1 T 1.8 -1.8 0.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 28 -1 16  
MONTH TO DATE 334 364 -30 353  
SINCE DEC 1 334 364 -30 353  
SINCE JUL 1 1026 1262 -236 1182  
 
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 20 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 8.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 11:00 AM  
LOWEST 64 11:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 68 2015  
MINIMUM TEMPERATURE (F) 29 9 1917  
1943  
1962  
 
SUNRISE AND SUNSET  
DECEMBER 15 2020......SUNRISE 7:16 AM EST SUNSET 4:39 PM EST  
DECEMBER 16 2020......SUNRISE 7:17 AM EST SUNSET 4:40 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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