MOUNT WASHINGTON, NEW HAMPSHIRE

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Elevation: 1699 meters Latitude: 44 16N Longitude: 071 18W

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

05:21 am

08:01 pm
Local Time
2:02 am EDT
11 May, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-2.7		-14.8		-14.5		-10.7		-4.9		1.7		7.1		9.3		8.7		4.9		-0.8		-6.2		-12.2

Average High Temperature

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		1		-10.1		-9.9		-6.6		-1.3		5.1		10.4		12.4		11.7		8.1		2.6		-2.5		-7.8

Average Low Temperature

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-6.4		-19.4		-19		-14.9		-8.6		-1.8		3.7		6.3		5.6		1.8		-4.1		-9.9		-16.6

Highest Recorded Temperature

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		22.2		8.3		6.1		12.2		15.6		18.9		22.2		21.7		22.2		20.6		16.7		11.1		8.3

Lowest Recorded Temperature

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-43.9		-43.9		-43.3		-38.9		-36.1		-18.9		-13.3		-4.4		-6.7		-12.8		-20.6		-28.9		-43.3

Average Number of Days Above 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13.5		---		---		---		---		0.5		2.9		4.9		4		1.1		0.2		---		---

Average Number of Days Above 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		83.1		---		---		0.1		0.9		5.1		16.1		23.7		22.4		12.3		2.4		0.2		---

Average Number of Days Above 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		153.9		0.5		0.2		0.8		5.4		18		27.1		30.5		30		23.7		12		4.9		0.8

Average Number of Days Below 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		365		31		28		31		30		31		30		31		31		30		31		30		31

Average Number of Days Below 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		365		31		28		31		30		31		30		31		31		30		31		30		31

Average Number of Days Below 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		352.1		31		28		31		30		30.9		27.8		26		26.9		28.7		30.9		30		31

Average Number of Days Below 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		289.2		31		28		31		29.6		26.9		15.4		7.9		9.9		19.6		29.2		29.8		31

Average Number of Days Below 32F/0C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		233.8		30.7		27.9		30.7		27.7		18.1		4.6		0.5		1.5		9.2		23.9		28.1		30.9

Average Number of Days Below 20F/-6C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		169.6		29.9		26.4		27.2		17.7		4.8		0.2		---		---		1.2		11.8		21.5		28.9

Average Number of Days Below 10F/-12C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		112.8		26		23.2		19.8		6.7		0.2		---		---		---		---		2.2		12.1		22.6

Average Number of Days Below 0F/-17C

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		63		18		15.6		10.7		1.8		---		---		---		---		---		0.1		3.6		13.2

PRECIPITATION

Average Precipitation

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		2336		173		181		199		185		183		194		195		200		190		196		232		207

Average Number of Days With Precipitation

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		212		20		18		19		18		17		16		17		16		15		16		19		21

Most Reported Precipitation in a Month

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		729		463		649		406		386		490		507		428		525		478		729		497		456

Least Reported Precipitation in a Month

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		25		33		25		69		56		45		62		68		62		77		55		82		38

Most Precipitation Reported in a Day

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		246.6		115.8		213.4		153.2		208		95.2		137.4		148.3		168.4		129		246.6		125.5		189

Avg. No. of Days w/Precip. Above 0.1in/2.5mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		153.8		13.4		11.6		13.8		12.6		13		13		12.6		11.4		10.8		12.3		14.5		14.8

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

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		153		13		12		14		13		12		13		12		12		11		12		14		15

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

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		59		4		4		5		5		5		5		5		5		5		5		6		5

Avg. No. of Days w/Precip. Above 0.5in/13mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		62.6		3.7		3.8		4.7		5.4		5.6		5.8		5.8		5.5		5.4		5.5		6.6		4.8

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

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		25		2		2		2		2		2		2		2		2		2		2		3		2

PRECIPITATION - RAIN

Average Number of Rainy Days

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		209		19		18		19		18		17		16		16		16		15		15		19		20

Average Number of Days With Thunderstorms

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15		---		---		---		1		2		3		4		3		1		1		---		---

Most Rain Reported in a Month

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		3300		460		650		400		380		470		400		390		520		390		540		490		450

Least Recorded Rainfall

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1420		30		20		60		50		40		60		60		70		60		50		80		30

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		693.4		108		108		115.8		86.9		30		2.8		---		0.2		4.8		37.3		83.8		115.8

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		118.5		19.3		17.3		16.6		13.1		6.4		0.9		0.1		0.2		1.7		9.1		14.6		19.2

Most Snow Reported in a Month

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		281.7		240.3		260.1		248.9		281.7		243.3		20.6		2.8		6.3		19.8		200.4		220		263.4

Avg. No. of Days w/Snow Above 1in/2.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		73		12.3		10.5		11		8.4		3.2		0.2		---		---		0.7		4.8		9.4		12.5

Avg. No. of Days w/Snow Above 3in/7.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		31.3		4.5		4.7		5.6		3.9		1.2		0.1		---		---		0.2		1.7		4		5.4

Avg. No. of Days w/Snow Above 5in/12.7cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		14.9		2.2		2.2		2.5		2		0.6		---		---		---		---		0.9		2.3		2.2

Avg. No. of Days w/Snowfall Above 10in/25cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.2		0.4		0.4		0.6		0.4		0.1		---		---		---		---		0.2		0.7		0.4

Avg. # of Days w/Snow Depth Above 1in/2.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		187.4		30.1		28.2		30.8		27.2		10.2		0.4		0.1		---		1		10.2		20.4		28.8

Avg. # of Days w/Snow Depth Above 3in/7.5cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		141.8		25.2		26.6		29.1		21.2		5.1		0.1		---		---		0.1		3.6		10.7		20.1

Avg. # of Days w/Snow Depth Above 5in/12.7cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		104.6		18		20.9		24.7		15.2		3.3		---		---		---		---		1.8		5.2		15.5

Avg. # of Days w/Snow Depth Above 10in/25cm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		47.6		9.3		11.4		11.7		7		0.9		---		---		---		---		0.8		1		5.5

HUMIDITY

Average Morning Relative Humidity

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		85		83		81		84		85		84		89		91		90		85		82		84		84

Average Evening Relative Humidity

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		84		83		83		84		84		81		84		87		87		85		81		84		84

Average Dew Point

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-5.6		-17.9		-17.6		-13.8		-7.5		-1.4		4.4		7.6		6.2		1.8		-5		-9.8		-15.1

DEGREE DAYS

Heating Degree Days

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5646.1		853.9		769.4		729.4		530		345.6		174.4		112.8		132.8		235.6		419.4		569.4		773.3

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		156		---		---		---		---		4		30		55		48		17		1		---		---

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.9		11		12.5		14		15.4		16.1		15.7		14.5		13		11.4		10.1		9.5

Average Number of Days With Fog

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		326		29		25		28		26		25		26		29		29		27		26		27		29

Average Number of Clear Days

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		46		5		4		5		4		4		2		1		3		4		6		4		4

Average Possibility of Sunshine

Years on Record: 55

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		33		32		34		34		35		36		32		30		31		35		38		29		30

Average Number of Cloudy Days

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		246		21		19		21		20		20		21		22		20		19		19		21		22

Average Number of Partly Cloudy Days

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		74		5		5		5		6		7		7		8		8		7		6		5		5

WIND

Average Wind Speed

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		56.2		74		70.8		64.4		55.8		46.7		44.7		41		38.3		46.3		55.8		65.5		71.9

Highest Reported Hourly Wind Speed

Years on Record: 70

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		371.8		278.4		267.2		289.7		371.8		263.9		218.9		177		228.5		280		259.1		262.3		286.5

Average Percent Chance - Calm Winds

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		1.5		0.8		1.1		1.3		2.2		2.3		1.9		1.7		2.6		1.9		1.3		0.8		0.7

Average Primary Wind Direction

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
°		316.9		315		316.8		324.7		322.9		316.6		315		315		315.3		315.8		315		315		315.2

Average Secondary Wind Direction

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
°		357.3		360		358.2		350.3		352.1		358.4		360		358.5		358.1		355.9		356.3		360		359.8

Average Wind Vector Direction

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
°		279.6		279.8		280.8		283.3		281.2		280.4		281.9		277.7		279		276.4		277		276.4		280.7

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.7		6.1		9.5		13.2		16		17.7		19.2		19		17.6		13.8		9.3		5.8		5

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		2.3		3.2		4.9		6.8		8.2		8.9		8.5		7.2		5.6		4		2.7		2

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.7		12.2		15.3		17.2		16.6		16.2		16.7		16.9		17.3		15.8		13		9.6		9.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.6		12.4		15.9		17.1		16.1		15.2		16.3		16.6		17.4		15.7		12.6		9.4		10.5

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.7		6.1		9.5		13.2		16		17.7		19.2		19		17.6		13.8		9.3		5.8		5

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.5		2.4		3.5		5.1		7		8.4		9		8.7		7.5		5.8		4.1		2.7		2.1

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.7		14.4		18.5		20.3		20.7		19.8		19.1		19		20.2		18.4		16		11.2		14.3

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.5		15.3		20.5		21.6		23.5		22.2		21.2		21		22.9		19.8		16.7		11.5		17.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.6		5.5		7.9		11.9		13.3		14.1		15.3		16.3		14.6		11.5		6.7		4.9		4.2

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5		2.1		2.8		4.4		6.1		7.8		8.6		8.2		6.7		5.2		3.7		2.6		1.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.8		10.4		11.7		14.8		13.4		12.9		13.5		14.6		14.2		12.6		8.4		7.6		7.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.2		10.2		11.3		13.9		11		9.5		10.2		12.3		12		10.8		6.7		6.9		7.5

NEARBY - MAP

NEARBY - LIST

Pinkham Grant, New Hampshire (2 mi / 3 km)
Twin Mountain, New Hampshire (7 mi / 11 km)
Jefferson, New Hampshire (10 mi / 17 km)
Gorham, New Hampshire (13 mi / 22 km)
Whitefield, New Hampshire (16 mi / 27 km)

GEOBA.SE

Mount Washington, New Hampshire