DELL, MONTANA

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Elevation: 5172 feet Latitude: 45 12N Longitude: 112 38W

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CURRENT CONDITIONS

Sunrise/Set

10:09 am

08:19 pm
Local Time
6:45 pm EDT
31 October, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		43.8		23.5		27.7		33.9		42.8		51.1		58.6		65.5		63.4		54.8		45.9		33.4		25.2

Average High Temperature

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		57.9		34.4		39.2		46.1		56.3		65.7		74.2		83.3		81.5		71.7		61		45.3		36

Average Low Temperature

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		29.7		12.6		16.1		21.6		29.3		36.5		42.9		47.6		45.2		37.9		30.9		21.6		14.5

Highest Recorded Temperature

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		102		60		65		74		84		91		94		102		100		94		86		79		65

Lowest Recorded Temperature

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-40		-36		-40		-26		-3		15		23		30		25		9		-13		-31		-37

Average Number of Days Above 90F/32C

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9.2		---		---		---		---		---		0.7		5		3.1		0.3		---		---		---

Average Number of Days Above 80F/26C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		62.6		---		---		---		0.2		2.8		8.5		22.8		20.8		7.1		0.4		---		---

Average Number of Days Above 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		117.6		---		---		0.2		3.3		11.2		20.9		29.4		29.1		18.6		4.7		---		---

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		168.8		---		0.4		2.7		11.5		21.6		28.1		30.9		30.7		26.2		14.9		1.7		---

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		220.5		1		3.9		12.6		21.3		28.9		29.8		31		31		28.9		23.8		7.7		0.6

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		284.5		9.7		14.3		25		28.3		30.9		30		31		31		29.7		29.1		18.3		7.1

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		364.5		31		28		31		30		31		30		30.6		30.9		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		340.9		31		28		31		30		30.2		26.1		20		24.2		28.6		30.8		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		255		31		27.9		30.7		28		20.4		8.4		1.9		3.6		15.7		27.2		29.2		30.9

Average Number of Days Below 32F/0C

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		195.6		30		27		27.8		19.8		8.1		1.2		0.1		0.5		6.6		17.9		26.6		29.8

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		82.3		18.6		15.7		9.3		3		0.1		---		---		---		0.3		3		11.6		20.8

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		32.2		8.6		5.7		2.4		0.2		---		---		---		---		---		0.4		4		10.9

Average Number of Days Below 0F/-17C

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		17.3		6.1		3.5		1.6		---		---		---		---		---		---		0.1		1.5		4.4

PRECIPITATION

Average Precipitation

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		13.1		0.5		0.5		0.8		1.4		2.3		2.2		1.2		1.1		1.2		0.8		0.6		0.5

Average Number of Days With Precipitation

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		82		5		5		6		8		11		11		8		7		6		5		5		5

Most Reported Precipitation in a Month

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		9.2		3.4		2.1		3.4		5		9.2		6.9		4.7		3.9		4.8		3.1		2.1		2.4

Least Reported Precipitation in a Month

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		---		---		---		0.1		0.1		0.2		---		---		---		---		---		---

Most Precipitation Reported in a Day

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		2.4		1.1		1		1.2		1.8		2.2		1.7		1.5		1.3		2.4		1.3		1.5		1

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		33.7		0.8		1.1		2		3.9		5.8		5.1		3.3		3.3		2.9		2.6		1.4		1.5

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

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		39		2		2		3		4		6		6		3		3		3		3		2		2

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

Years on Record: 116

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

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		4.9		---		---		0.2		0.6		1		1.2		0.5		0.5		0.3		0.4		0.1		0.1

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		37.3		6		5.4		7.2		5.3		1.4		0.2		---		---		0.6		1.8		4.1		5.3

Average Snow Cover

Years on Record: 104

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		---		2		2		1		---		---		---		---		---		---		---		---		1

Most Snow Reported in a Month

Years on Record: 116

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		43.2		36.5		22.1		28.5		43.2		17		12		---		---		14		22.5		23		26

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7799		1237		1032		915		661		423		201		52		78		290		626		984		1300

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		141		---		---		---		---		1		14		75		46		5		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1586		---		---		2		25		119		271		488		433		202		44		2		---

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		9.8		11		12.5		14.1		15.5		16.2		15.8		14.5		13		11.4		10		9.4

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.1		1.8		2.7		4		5.1		5.8		6.4		6.9		6		4.6		3.1		1.9		1.5

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.3		0.6		0.8		1.2		1.8		2.2		2.3		2		1.7		1.3		1		0.7		0.5

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5		3.8		4.7		5.4		5.4		5.3		5.6		6.1		6		5.6		4.7		3.8		3.3

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.6		4		5		5.8		5.9		5.9		6.6		7.8		7.3		6.4		5.1		3.9		3.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.1		1.8		2.7		4		5.1		5.8		6.4		6.9		6		4.6		3.1		1.9		1.5

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		0.6		0.9		1.4		1.9		2.3		2.5		2.3		1.9		1.6		1.1		0.7		0.5

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.7		4.3		5.1		6.3		6.2		6.1		6.2		6.9		6.7		6.6		6.2		4.6		3.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		7		4.6		5.7		7.2		7.4		7.7		8.3		10		8.7		8.1		7.3		5		4.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.6		1.6		2.4		3.4		4.6		5.2		5.5		5.7		5.5		3.7		2.7		1.6		1.4

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.1		0.5		0.7		1		1.5		1.9		2.1		1.6		1.5		1.1		0.7		0.6		0.5

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.2		3.4		3.9		4.5		4.8		4.8		4.8		5.1		5.5		4.3		3.9		2.9		2.8

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.3		3.5		3.9		4.3		4.8		4.8		4.9		5.5		6.2		4.2		4		2.8		3.2

NEARBY - MAP

NEARBY - LIST

Dillon, Montana (5 mi / 8 km)
Sheridan, Montana (5 mi / 8 km)
Argenta, Montana (12 mi / 20 km)
Apex, Montana (14 mi / 23 km)
Bannack State Park, Montana (18 mi / 29 km)

GEOBA.SE

Dell, Montana