346  
CDUS41 KPHI 180414 CCA  
CLIILG  
 
CLIMATE REPORT...CORRECTED  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
207 AM EDT SUN OCT 17 2021  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR OCTOBER 16 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 81 2:15 PM 84 1989 67 14 64  
MINIMUM 54 11:59 PM 29 1944 47 7 49  
AVERAGE 68 57 11 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.37 1.91 2019 0.12 0.25 0.89  
MONTH TO DATE 2.93 1.98 0.95 1.98  
SINCE SEP 1 8.29 6.36 1.93 5.39  
SINCE JAN 1 34.32 36.72 -2.40 39.94  
 
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 8 -8 8  
MONTH TO DATE 10 100 -90 89  
SINCE SEP 1 19 138 -119 142  
SINCE JUL 1 19 139 -120 142  
 
COOLING  
YESTERDAY 3 0 3 0  
MONTH TO DATE 48 19 29 0  
SINCE SEP 1 224 174 50 141  
SINCE JAN 1 1419 1225 194 1293    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 PM  
LOWEST 58 12:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 85 1938  
MINIMUM TEMPERATURE (F) 47 33 1937  
 
SUNRISE AND SUNSET  
OCTOBER 17 2021.......SUNRISE 7:15 AM EDT SUNSET 6:20 PM EDT  
OCTOBER 18 2021.......SUNRISE 7:16 AM EDT SUNSET 6:18 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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