251
CDUS41 KPHI 172154
CLIILG
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
554 PM EDT THU SEP 17 2026
...............................
..THE WILMINGTON DE CLIMATE SUMMARY FOR SEPTEMBER 17 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1894 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 85 10:53 AM 92 1991 78 7 70
MINIMUM 69 6:11 AM 43 1986 59 10 63
AVERAGE 77 69 8 67
PRECIPITATION (IN)
TODAY 0.15 1.85 1993 0.16 -0.01 0.13
MONTH TO DATE 2.73 2.40 0.33 0.77
SINCE SEP 1 2.73 2.40 0.33 0.77
SINCE JAN 1 33.17 32.76 0.41 31.97
SNOWFALL (IN)
TODAY 0.0 0.0 MM 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
TODAY 0 1 -1 0
MONTH TO DATE 0 6 -6 0
SINCE SEP 1 0 6 -6 0
SINCE JUL 1 0 6 -6 1
COOLING
TODAY 12 5 7 2
MONTH TO DATE 163 112 51 89
SINCE SEP 1 163 112 51 89
SINCE JAN 1 1403 1163 240 1217
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 4.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 6:00 AM
LOWEST 59 11:00 AM
AVERAGE 75
......................................................
THE WILMINGTON DE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 89 1941
2016
MINIMUM TEMPERATURE (F) 59 40 1959
1990
SUNRISE AND SUNSET
SEPTEMBER 17 2026.....SUNRISE 6:45 AM EDT SUNSET 7:08 PM EDT
SEPTEMBER 18 2026.....SUNRISE 6:46 AM EDT SUNSET 7:06 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page