004  
CDUS41 KPHI 200607  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
207 AM EDT WED SEP 20 2023  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR SEPTEMBER 19 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 75 12:56 PM 94 1983 78 -3 87  
MINIMUM 54 6:13 AM 40 1929 58 -4 65  
AVERAGE 65 68 -3 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.33 1960 0.15 -0.15 T  
MONTH TO DATE 3.33 2.71 0.62 2.37  
SINCE SEP 1 3.33 2.71 0.62 2.37  
SINCE JAN 1 38.44 33.07 5.37 30.73  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 1894 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 8 -8 0  
SINCE SEP 1 0 8 -8 0  
SINCE JUL 1 0 9 -9 0  
 
COOLING  
YESTERDAY 0 4 -4 11  
MONTH TO DATE 169 120 49 152  
SINCE SEP 1 169 120 49 152  
SINCE JAN 1 1287 1171 116 1385    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 11:00 PM  
LOWEST 44 4:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 93 1983  
MINIMUM TEMPERATURE (F) 58 40 1920  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2023.....SUNRISE 6:48 AM EDT SUNSET 7:03 PM EDT  
SEPTEMBER 21 2023.....SUNRISE 6:49 AM EDT SUNSET 7:01 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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