207  
CDUS41 KPHI 132127  
CLIILG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
527 PM EDT THU MAY 13 2021  
   
...............................
 
 
   
..THE WILMINGTON DE CLIMATE SUMMARY FOR MAY 13 2021
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 72 3:30 PM 89 1991 73 -1 66  
MINIMUM 44 5:19 AM 35 1928 53 -9 37  
AVERAGE 58 63 -5 52  
 
PRECIPITATION (IN)  
TODAY 0.00 2.12 1897 0.11 -0.11 0.00  
MONTH TO DATE 0.40 1.44 -1.04 0.76  
SINCE MAR 1 7.56 9.11 -1.55 8.45  
SINCE JAN 1 13.91 15.17 -1.26 15.29  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 1894 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 T 3.2 -3.2 T  
SINCE JUL 1 14.3 20.2 -5.9 0.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 7 4 3 13  
MONTH TO DATE 92 70 22 145  
SINCE MAR 1 975 1093 -118 1040  
SINCE JUL 1 4289 4581 -292 4179  
 
COOLING  
TODAY 0 2 -2 0  
MONTH TO DATE 18 17 1 2  
SINCE MAR 1 35 30 5 3  
SINCE JAN 1 35 30 5 3    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 61 12:00 AM  
LOWEST 21 3:00 PM  
AVERAGE 41  
   
......................................................
 
 
THE WILMINGTON DE CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 93 1956  
MINIMUM TEMPERATURE (F) 53 36 1940  
1996  
2013  
 
SUNRISE AND SUNSET  
MAY 13 2021...........SUNRISE 5:50 AM EDT SUNSET 8:08 PM EDT  
MAY 14 2021...........SUNRISE 5:49 AM EDT SUNSET 8:09 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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