252  
CDUS41 KPHI 310553  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
153 AM EDT SAT JUL 31 2021  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR JULY 30 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 88 1:43 PM 97 1954 86 2 93  
MINIMUM 67 11:59 PM 55 1956 68 -1 72  
AVERAGE 78 77 1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.53 1971 0.14 -0.14 0.10  
MONTH TO DATE 4.77 4.26 0.51 4.70  
SINCE JUN 1 6.73 8.93 -2.20 8.01  
SINCE JAN 1 23.27 26.23 -2.96 24.99  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2007 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 13 12 1 18  
MONTH TO DATE 399 379 20 462  
SINCE JUN 1 674 620 54 718  
SINCE JAN 1 775 707 68 770    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 9.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 12:00 AM  
LOWEST 39 3:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 102 1940  
1954  
MINIMUM TEMPERATURE (F) 68 55 1928  
 
SUNRISE AND SUNSET  
JULY 31 2021..........SUNRISE 6:01 AM EDT SUNSET 8:16 PM EDT  
AUGUST 1 2021........SUNRISE 6:02 AM EDT SUNSET 8:15 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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