597  
CDUS41 KPHI 290852  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
155 AM EDT WED SEP 29 2021  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR SEPTEMBER 28 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 78 12:52 PM 87 2019 74 4 81  
MINIMUM 60 11:59 PM 35 1947 55 5 67  
AVERAGE 69 64 5 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 5.72 2004 0.16 MM 0.03  
MONTH TO DATE 5.36 4.07 1.29 1.74  
SINCE SEP 1 5.36 4.07 1.29 1.74  
SINCE JAN 1 31.39 34.43 -3.04 36.29  
 
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 3 -3 0  
MONTH TO DATE 3 29 -26 51  
SINCE SEP 1 3 29 -26 51  
SINCE JUL 1 3 30 -27 51  
 
COOLING  
YESTERDAY 4 2 2 9  
MONTH TO DATE 176 149 27 139  
SINCE SEP 1 176 149 27 139  
SINCE JAN 1 1371 1200 171 1291    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 7:00 PM  
LOWEST 58 1:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 88 1945  
MINIMUM TEMPERATURE (F) 54 34 1942  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2021.....SUNRISE 6:57 AM EDT SUNSET 6:48 PM EDT  
SEPTEMBER 30 2021.....SUNRISE 6:58 AM EDT SUNSET 6:46 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CORRECTED FOR MISSING PRECIPITATION.  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab PA Page
The Nexlab NJ Page
The Nexlab DE Page
The Nexlab MD Page Main Text Page