937  
CDUS41 KPHI 140555  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
155 AM EDT TUE SEP 14 2021  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR SEPTEMBER 13 2021
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1894 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 1:41 PM 95 1952 80 9 78  
MINIMUM 70 6:19 AM 46 1958 60 10 58  
1967  
AVERAGE 80 70 10 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.21 1944 0.15 -0.15 0.00  
MONTH TO DATE 3.29 1.78 1.51 0.78  
SINCE SEP 1 3.29 1.78 1.51 0.78  
SINCE JAN 1 29.32 32.14 -2.82 35.33  
 
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 2 -2 0  
SINCE SEP 1 0 2 -2 0  
SINCE JUL 1 0 3 -3 0  
 
COOLING  
YESTERDAY 15 6 9 3  
MONTH TO DATE 79 92 -13 111  
SINCE SEP 1 79 92 -13 111  
SINCE JAN 1 1274 1143 131 1263    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 6.3  
 
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 90 4:00 AM  
LOWEST 55 3:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 93 2016  
MINIMUM TEMPERATURE (F) 60 43 1975  
 
SUNRISE AND SUNSET  
SEPTEMBER 14 2021.....SUNRISE 6:43 AM EDT SUNSET 7:12 PM EDT  
SEPTEMBER 15 2021.....SUNRISE 6:44 AM EDT SUNSET 7:10 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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