903  
CDUS41 KPHI 210611  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
111 AM EST THU DEC 21 2023  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR DECEMBER 20 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1894 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 46 3:32 PM 66 1895 45 1 43  
MINIMUM 25 7:28 AM 2 1942 29 -4 26  
AVERAGE 36 37 -1 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.52 1903 0.12 -0.12 0.00  
MONTH TO DATE 6.07 2.60 3.47 3.56  
SINCE DEC 1 6.07 2.60 3.47 3.56  
SINCE JAN 1 50.18 44.08 6.10 41.55  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.1 1966 0.1 -0.1 0.0  
MONTH TO DATE 0.7 1.7 -1.0 T  
SINCE DEC 1 0.7 1.7 -1.0 T  
SINCE JUL 1 0.7 1.9 -1.2 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 28 1 30  
MONTH TO DATE 472 512 -40 507  
SINCE DEC 1 472 512 -40 507  
SINCE JUL 1 1333 1368 -35 1294  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1317 1228 89 1417    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.8  
 
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 72 6:00 AM  
LOWEST 38 4:00 PM  
AVERAGE 55  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 68 2013  
MINIMUM TEMPERATURE (F) 29 -1 1942  
 
SUNRISE AND SUNSET  
DECEMBER 21 2023......SUNRISE 7:20 AM EST SUNSET 4:41 PM EST  
DECEMBER 22 2023......SUNRISE 7:20 AM EST SUNSET 4:42 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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