WILMINGTON, DELAWARE

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Elevation: 49 feet Latitude: 39 40N Longitude: 075 36W

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

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TEMPERATURE

Average Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		54.4		32.1		34.2		42.3		52.8		62.4		71.7		76.4		74.9		67.7		56.3		46.1		36

Average High Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		63.8		40.1		42.7		51.7		63.2		72.8		81.6		85.9		84.2		77.5		66.5		55.3		44.1

Average Low Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		45		24.1		25.7		33		42.3		52		61.8		66.9		65.6		57.9		46		36.8		27.9

Highest Recorded Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		103		75		78		86		94		96		100		103		101		100		91		85		75

Lowest Recorded Temperature

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-14		-14		-6		2		18		30		41		48		43		36		24		14		-7

Average Number of Days Above 90F/32C

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		19.9		---		---		---		0.1		0.8		3.8		8.1		5.3		1.6		---		---		---

Average Number of Days Above 70F/21C

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		160		---		---		2		8		20		28		31		31		25		12		2		---

Average Number of Days Below 32F/0C

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		97.8		24.9		21.9		14.7		2.7		---		---		---		---		---		1.3		10		22.1

Average Number of Days Below 10F/-12C

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6		3		2		---		---		---		---		---		---		---		---		---		1

Average Number of Days Below 0F/-17C

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.6		0.4		0.2		---		---		---		---		---		---		---		---		---		---

PRECIPITATION

Average Precipitation

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		42.1		3.1		2.9		3.9		3.4		3.6		3.6		4.3		3.6		4		3.1		3.2		3.5

Average Number of Days With Precipitation

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		117		11		9		11		11		11		10		9		9		8		8		9		10

Most Precipitation Reported in a Day

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		8.3		2.5		2.3		3.2		4.4		2.7		4.2		6.6		3.8		8.3		3.7		2.8		2.3

Avg. No. of Days w/Precip. Above 0.2in/5mm

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		72		6		5		7		7		7		6		6		6		5		5		6		6

Avg. # of Days w/Precip. Above 0.4in/10mm

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		29		2		2		3		2		2		2		3		2		2		2		2		3

Avg. No. of Days w/Precip. Above 1in/25mm

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11		1		1		1		1		1		1		1		1		1		1		1		1

PRECIPITATION - RAIN

Average Number of Rainy Days

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		116		11		9		11		11		11		10		9		9		8		8		9		10

Average Number of Days With Thunderstorms

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		29		---		---		1		2		4		6		6		6		2		1		1		---

Most Rain Reported in a Month

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		55.5		8.4		7		9.2		8.6		7.4		9.9		12.6		12.1		12.7		8		7.8		8.6

Least Rain Reported in a Month

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		24.9		0.5		0.3		0.3		0.4		0.2		0.2		0.2		0.2		0.4		0.1		0.5		0.2

Least Recorded Rainfall

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		24.9		0.5		0.8		0.8		0.3		0.2		0.2		0.2		0.3		0.8		0.2		0.5		0.2

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		21		6.4		7.1		3		0.2		---		---		---		---		---		---		0.8		3.5

Most Snow Reported in a Month

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		57		26.2		46.9		20.3		2.6		---		---		---		---		---		2.5		11.9		21.5

HUMIDITY

Average Morning Relative Humidity

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		78		75		74		74		73		76		78		80		83		85		84		80		76

Average Evening Relative Humidity

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		55		60		56		52		50		53		54		55		57		56		55		58		61

Average Dew Point

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		43		22		23		29		39		50		60		65		64		58		46		36		26

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4937		1066		885		691		384		122		---		---		---		35		288		561		905

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1046		---		---		---		---		44		199		353		310		125		15		---		---

Growing Degree Days

Years on Record: 62

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3436		---		---		---		84		384.4		651		818.4		771.9		531		195.3		---		---

VISIBILITY

Average Number of Days With Fog

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		168		12		11		13		12		15		15		16		17		16		15		13		13

Average Number of Clear Days

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		97		7		7		8		7		7		8		8		9		10		11		8		8

Average Number of Cloudy Days

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		164		17		14		15		15		14		11		12		12		12		12		14		16

Average Number of Partly Cloudy Days

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		104		7		7		8		8		10		11		11		10		8		8		8		7

WIND

Average Wind Speed

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		10		12		12		13		11		10		9		9		9		8		9		11		11

NEARBY - MAP

NEARBY - LIST

New Castle, Delaware (0 mi / 0 km)
Brookside, Delaware (6 mi / 11 km)
Montchanin, Delaware (7 mi / 12 km)
Newark, Delaware (7 mi / 11 km)
Bellefonte, Delaware (8 mi / 12 km)

GEOBA.SE

Wilmington, Delaware

WEATHER FORECAST