111  
CDUS41 KPHI 190607  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
207 AM EDT TUE SEP 19 2023  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR SEPTEMBER 18 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 74 3:42 PM 89 1941 78 -4 84  
2016  
MINIMUM 59 11:59 PM 40 1959 59 0 62  
1990  
AVERAGE 67 68 -1 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.38 2.54 2004 0.16 0.22 0.00  
MONTH TO DATE 3.33 2.56 0.77 2.37  
SINCE SEP 1 3.33 2.56 0.77 2.37  
SINCE JAN 1 38.44 32.92 5.52 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 7 -7 0  
SINCE SEP 1 0 7 -7 0  
SINCE JUL 1 0 8 -8 0  
 
COOLING  
YESTERDAY 2 4 -2 8  
MONTH TO DATE 169 116 53 141  
SINCE SEP 1 169 116 53 141  
SINCE JAN 1 1287 1167 120 1374    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 57 4:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 94 1983  
MINIMUM TEMPERATURE (F) 58 40 1929  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2023.....SUNRISE 6:47 AM EDT SUNSET 7:05 PM EDT  
SEPTEMBER 20 2023.....SUNRISE 6:48 AM EDT SUNSET 7:03 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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