655  
CDUS41 KPHI 170557  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1257 AM EST SUN DEC 17 2023  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR DECEMBER 16 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 57 2:41 PM 69 1971 46 11 49  
MINIMUM 27 7:25 AM 8 1943 30 -3 39  
AVERAGE 42 38 4 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.53 2018 0.12 -0.12 0.14  
MONTH TO DATE 3.20 2.11 1.09 3.56  
SINCE DEC 1 3.20 2.11 1.09 3.56  
SINCE JAN 1 47.31 43.59 3.72 41.55  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.5 1896 0.1 -0.1 0.0  
MONTH TO DATE 0.7 1.3 -0.6 T  
SINCE DEC 1 0.7 1.3 -0.6 T  
SINCE JUL 1 0.7 1.5 -0.8 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 27 -4 21  
MONTH TO DATE 380 401 -21 393  
SINCE DEC 1 380 401 -21 393  
SINCE JUL 1 1241 1257 -16 1180  
 
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 12 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 11:00 PM  
LOWEST 44 1:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 62 2000  
2021  
MINIMUM TEMPERATURE (F) 30 6 1951  
 
SUNRISE AND SUNSET  
DECEMBER 17 2023......SUNRISE 7:17 AM EST SUNSET 4:40 PM EST  
DECEMBER 18 2023......SUNRISE 7:18 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.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab PA Page
The Nexlab NJ Page
The Nexlab DE Page
The Nexlab MD Page Main Text Page