544  
CDUS41 KPHI 210556  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
156 AM EDT SAT AUG 21 2021  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR AUGUST 20 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 84 4:50 PM 100 1983 85 -1 82  
MINIMUM 73 11:59 PM 48 1949 66 7 62  
AVERAGE 79 76 3 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 2.31 1997 0.13 -0.08 0.00  
MONTH TO DATE 1.84 2.64 -0.80 6.70  
SINCE JUN 1 8.57 11.72 -3.15 14.91  
SINCE JAN 1 25.11 29.02 -3.91 31.89  
 
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 JUN 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 JUN 1 2 13 -11 6  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 14 10 4 7  
MONTH TO DATE 256 229 27 245  
SINCE JUN 1 935 859 76 975  
SINCE JAN 1 1036 946 90 1027    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 8:00 AM  
LOWEST 63 5:00 PM  
AVERAGE 80  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 94 1955  
1968  
MINIMUM TEMPERATURE (F) 66 50 1949  
 
SUNRISE AND SUNSET  
AUGUST 21 2021........SUNRISE 6:21 AM EDT SUNSET 7:50 PM EDT  
AUGUST 22 2021........SUNRISE 6:21 AM EDT SUNSET 7:48 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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