784  
CDUS41 KPHI 172145  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
545 PM EDT SUN SEP 17 2023  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR SEPTEMBER 17 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 79 12:08 PM 92 1991 78 1 81  
MINIMUM 52 3:17 AM 43 1986 59 -7 57  
AVERAGE 66 69 -3 69  
 
PRECIPITATION (IN)  
TODAY 0.25 1.85 1993 0.16 0.09 0.00  
MONTH TO DATE 2.77 2.40 0.37 2.37  
SINCE SEP 1 2.77 2.40 0.37 2.37  
SINCE JAN 1 37.88 32.76 5.12 30.73  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 1 -1 0  
MONTH TO DATE 0 6 -6 0  
SINCE SEP 1 0 6 -6 0  
SINCE JUL 1 0 7 -7 0  
 
COOLING  
TODAY 1 5 -4 4  
MONTH TO DATE 167 112 55 133  
SINCE SEP 1 167 112 55 133  
SINCE JAN 1 1285 1163 122 1366    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 6:00 AM  
LOWEST 47 12:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 89 1941  
2016  
MINIMUM TEMPERATURE (F) 59 40 1959  
1990  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2023.....SUNRISE 6:45 AM EDT SUNSET 7:08 PM EDT  
SEPTEMBER 18 2023.....SUNRISE 6:46 AM EDT SUNSET 7:06 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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