BIG SKY, MONTANA

Home > North America > United States > Montana
Elevation: 4908 feet Latitude: 45 40N Longitude: 111 03W

WEATHER

Monthly - Summary

Nearby

Forecast

Monthly - All Data

Climate Summary

Daily Averages

Hourly Data

CURRENT CONDITIONS

Sunrise/Set

08:23 am

10:21 pm
Local Time
7:33 am EDT
23 April, 2024

PRINT THIS DATA

MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		43.2		21.8		25.4		32		42.1		50.7		58.4		66.2		64.9		55.2		45.2		32.2		24

Average High Temperature

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		55.2		31.6		35.6		42.6		53.8		63.1		71.6		81.3		80.3		69.3		57.6		42.2		33.6

Average Low Temperature

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		31.2		11.9		15.3		21.3		30.4		38.5		45.2		51.1		49.5		41.2		32.9		22.3		14.5

Highest Recorded Temperature

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		105		65		64		75		83		91		96		105		99		95		88		73		63

Lowest Recorded Temperature

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-43		-36		-43		-27		-10		16		26		30		26		12		-10		-26		-36

Average Number of Days Above 100F/38C

Years on Record: 30

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

Average Number of Days Above 90F/32C

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7.4		---		---		---		---		---		0.6		3.8		2.6		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		63.1		---		---		---		0.2		2.4		7.8		22.2		21.9		7.8		0.7		---		---

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		117.7		---		---		0.5		3.5		10.4		20.1		29.1		29.3		18.7		5.9		0.2		---

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		171.2		---		0.3		3.6		12.2		21.3		28		30.9		30.8		26.1		15.4		2.7		---

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		225		2		4.1		12.9		21.5		28.8		29.8		31		31		29		24.5		8.7		1.6

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		290.5		12.6		14.8		24.5		28.3		30.8		30		31		31		29.6		29.3		18.4		10.2

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		362.2		31		28		31		30		31		29.7		29.4		30.2		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		321.8		31		28		31		29.9		29.7		23.4		13.3		16.8		26.9		30.7		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		245.4		31		27.9		30.6		27.3		18.4		7.3		1		2		13.3		26.5		29.1		31

Average Number of Days Below 32F/0C

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		181.9		29.5		26.6		27.1		18.4		6.7		0.7		---		0.1		3.7		14.5		25.4		29.2

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		83.2		19.5		15.8		9.7		2.5		0.1		---		---		---		0.2		2.3		11.4		21.6

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		37		10.1		7.1		3		0.3		---		---		---		---		---		0.4		4.9		11.1

Average Number of Days Below 0F/-17C

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		17.9		6.6		3.9		1.7		---		---		---		---		---		---		0.1		1.5		4.1

PRECIPITATION

Average Precipitation

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		18.5		0.9		0.7		1.3		1.9		2.9		2.9		1.4		1.2		1.7		1.5		1.1		0.9

Average Number of Days With Precipitation

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		113		9		8		10		11		13		13		9		8		8		8		8		8

Most Reported Precipitation in a Month

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		9.5		2.1		2.4		3.6		4.7		9.5		8		5		3.8		5.5		4.5		3.2		2.8

Least Reported Precipitation in a Month

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		0.1		---		---		0.2		0.4		0.1		0.1		---		0.1		0.1		---		0.1

Most Precipitation Reported in a Day

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		2.7		0.8		0.9		1.2		1.6		2.7		2.3		2		1.3		1.7		1.7		1.6		1.2

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		56.2		3		2.7		4.8		6.5		8		7.9		3.8		4.3		4.1		4.5		3.6		3

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

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		52		3		3		4		6		7		7		4		4		4		4		3		3

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

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9		---		---		---		1		2		2		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		8.5		0.1		0.1		0.3		1.2		1.8		1.7		0.6		0.6		0.6		1		0.3		0.2

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		85.6		12.7		10		15.6		12.8		4		0.5		---		---		0.8		5.8		11.5		11.9

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		54.1		8.7		7.4		9		6.7		2.2		0.3		---		---		0.7		2.9		7.4		8.8

Average Snow Cover

Years on Record: 107

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		2		5		4		3		1		---		---		---		---		---		1		2		3

Most Snow Reported in a Month

Years on Record: 119

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		46.9		32.8		28.1		36.9		46.9		24.3		16.9		---		2		7		27.2		32.4		38

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		28.6		4.3		3.6		5.1		3.9		1.3		0.1		---		---		0.3		1.8		4		4.2

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		10.7		1.5		1.4		1.8		1.6		0.5		---		---		---		0.1		0.8		1.4		1.6

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		4		0.5		0.5		0.6		0.9		0.2		---		---		---		---		0.2		0.5		0.6

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		0.2		---		---		---		0.1		---		---		---		---		---		---		---		0.1

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		117.5		28.8		23		16.1		4.3		0.8		---		---		---		0.1		2.8		14.3		27.3

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		92.8		24.7		19.2		11.9		2.5		0.4		---		---		---		---		1.6		9.6		22.9

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		71.9		21.4		16.9		8.5		1.7		0.2		---		---		---		---		0.5		5		17.7

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		25.9		8.9		8		2.8		0.2		---		---		---		---		---		---		0.6		5.4

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7701		1238		1044		915		648		416		198		49		59		266		602		976		1289

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		254		---		---		---		---		3		27		114		93		16		1		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1785		---		---		4		32		133		290		530		500		234		57		5		---

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		9.7		11		12.5		14.1		15.6		16.3		15.9		14.6		13		11.4		10		9.3

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		1.6		2.6		3.7		4.8		5.6		6.3		6.7		5.8		4.4		2.9		1.8		1.4

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.7		0.9		1.3		1.8		1.9		2.5		2.6		2.6		2.2		1.9		1.4		1		0.8

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.4		2.8		3.8		4.6		5		5.1		5.4		5.9		5.8		5.1		3.9		2.9		2.4

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.4		2.4		3.5		4.1		5.1		5.2		5.9		6.7		6.1		4.9		3.7		2.6		2.2

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		1.6		2.6		3.7		4.8		5.6		6.3		6.7		5.8		4.4		2.9		1.8		1.4

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.8		1		1.4		1.9		2		2.5		2.7		2.9		2.4		2.1		1.5		1.1		0.9

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		3.2		4.3		5.1		5.9		6		6.2		6.8		6.4		5.9		4.6		3.4		2.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.2		2.8		3.9		4.7		6.3		6.7		7.3		7.7		6.9		5.9		4.4		3		2.5

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		1.4		2.3		3.2		4.2		4.9		5.3		5.1		5.2		3.4		2.5		1.5		1.2

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.7		0.8		1.2		1.7		1.9		2.4		2.6		2.5		2.2		1.7		1.3		0.9		0.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.7		2.5		3.4		4		4.4		4.5		4.6		4.6		5.2		3.8		3.4		2.4		2.1

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		2.1		3		3.3		4.2		4		4.2		4.2		5.2		3.3		3.1		2.1		1.9

NEARBY - MAP

NEARBY - LIST

Gallatin Gateway, Montana (4 mi / 7 km)
Bozeman, Montana (8 mi / 13 km)
Manhattan, Montana (9 mi / 15 km)
Belgrade, Montana (13 mi / 21 km)
Anceney, Montana (15 mi / 24 km)

GEOBA.SE

Big Sky, Montana