681  
CDUS41 KPHI 100550  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
150 AM EDT SUN SEP 10 2023  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR SEPTEMBER 9 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 86 2:31 PM 95 2016 81 5 83  
MINIMUM 68 5:07 AM 46 1986 62 6 59  
AVERAGE 77 71 6 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 2.33 2018 0.14 -0.05 0.00  
MONTH TO DATE 0.24 1.21 -0.97 1.94  
SINCE SEP 1 0.24 1.21 -0.97 1.94  
SINCE JAN 1 35.35 31.57 3.78 30.30  
 
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 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
YESTERDAY 12 7 5 6  
MONTH TO DATE 121 68 53 86  
SINCE SEP 1 121 68 53 86  
SINCE JAN 1 1239 1119 120 1319    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 11:00 PM  
LOWEST 63 3:00 PM  
AVERAGE 80  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 98 1983  
MINIMUM TEMPERATURE (F) 61 42 1938  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2023.....SUNRISE 6:39 AM EDT SUNSET 7:19 PM EDT  
SEPTEMBER 11 2023.....SUNRISE 6:40 AM EDT SUNSET 7:18 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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