ROLLINS, MONTANA

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Elevation: 3257 feet Latitude: 47 53N Longitude: 114 02W

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

08:24 am

10:42 pm
Local Time
4:29 pm EDT
26 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		46.2		27.7		30.9		36.2		44.7		52.9		59.5		67.3		66		57		46.6		35.8		29.9

Average High Temperature

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		55.7		33.3		37.6		44.7		55.1		64.4		71.1		81.2		79.6		68.9		55.7		41.8		35.2

Average Low Temperature

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		36.7		22		24.2		27.8		34.4		41.4		47.9		53.3		52.4		45		37.4		29.7		24.7

Highest Recorded Temperature

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		101		64		62		70		85		90		95		100		101		95		82		68		61

Lowest Recorded Temperature

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-27		-20		-21		-11		11		21		31		32		35		22		7		-8		-27

Average Number of Days Above 90F/32C

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8.2		---		---		---		---		---		0.5		4.7		2.8		0.2		---		---		---

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		37.5		---		---		---		---		0.9		3.9		15.7		14.8		2.3		---		---		---

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		92.2		---		---		---		1		7.6		15.3		27.1		27.6		12.7		1		---		---

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		148.8		---		0.1		1.2		7.1		19.4		26.9		30.8		30.5		24.3		8		0.6		---

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		209.1		0.7		1		7.5		20.1		29.6		29.9		31		31		29.3		23.8		4.9		0.3

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		285.2		9.4		11.6		24.7		29.4		31		30		31		31		30		30.3		19.1		7.7

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		364.9		31		28		31		30		31		30		30.9		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		356.1		31		28		31		30		31		29.6		26.2		27.4		29.8		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		290.9		31		28		30.9		29.9		27.7		17.6		5.6		6		23		30.2		29.9		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		205.7		30.6		27.8		29.7		24.6		11.1		1.1		0.1		0.2		4.1		18.6		27.2		30.7

Average Number of Days Below 32F/0C

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		137		26.1		23.5		22.5		11.5		1.9		---		---		---		0.7		6.9		18.5		25.4

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		27.9		8.3		6.6		2.5		---		---		---		---		---		---		0.4		2.7		7.4

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		8.7		2.6		2.5		0.5		---		---		---		---		---		---		---		0.9		2.2

Average Number of Days Below 0F/-17C

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4		1.9		0.9		0.2		---		---		---		---		---		---		---		0.2		0.8

PRECIPITATION

Average Precipitation

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		22		1.8		1.2		1.3		1.7		2.7		3.2		1.5		1.5		1.8		1.6		1.8		1.9

Average Number of Days With Precipitation

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		107		11		8		9		9		10		11		6		6		7		8		10		12

Most Reported Precipitation in a Month

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		8.2		4		3.7		3.5		3.9		7.3		8.2		5.5		5.8		6.3		5.4		4.8		6.1

Least Reported Precipitation in a Month

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		0.2		0.1		---		---		0.3		1		---		---		---		---		0.4		0.3

Most Precipitation Reported in a Day

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		5		1.2		0.9		1.3		1.7		5		2.5		3.5		1.8		2		2.5		1.1		1.1

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		59.3		4.5		3.5		4.6		5.1		7.1		7		3.8		3.5		4.4		4.7		5.7		5.4

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

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		62		6		4		4		5		6		7		4		4		5		5		6		6

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

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12		1		---		---		1		2		2		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		10.3		0.5		0.3		0.6		0.9		1.7		1.8		0.9		1		1.1		0.8		0.5		0.2

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

Years on Record: 73

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

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		51.7		16.7		8.5		5.4		0.7		0.2		---		---		---		---		0.3		6.2		13.7

Average Snow Cover

Years on Record: 61

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		2		6		5		3		---		---		---		---		---		---		---		1		4

Most Snow Reported in a Month

Years on Record: 73

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		56.8		52.8		32.6		22.3		7		4.5		---		---		---		1		9.7		35		56.8

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6932		1096		949		849		607		378		178		46		49		243		566		859		1111

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		234		---		---		---		---		3		19		109		94		9		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1764		---		---		1		19		134		295		529		510		231		42		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		9.5		10.8		12.5		14.3		15.8		16.6		16.2		14.8		13		11.3		9.8		9.1

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		3.7		1.3		2.2		3.4		4.7		5.4		5.8		6.5		5.5		4		2.5		1.5		1.1

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		0.8		1.2		1.7		2.1		2.5		2.7		2.6		2.2		1.8		1.3		0.9		0.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.1		2.3		3.5		4.4		4.9		5		5		5.8		5.5		4.6		3.5		2.6		2.1

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		2.1		3.1		3.8		4.7		5		5.2		6.5		5.8		4.4		3.3		2.2		1.9

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.7		1.3		2.2		3.4		4.7		5.4		5.8		6.5		5.5		4		2.5		1.5		1.1

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		0.9		1.3		1.9		2.1		2.5		2.7		2.8		2.4		2.1		1.4		1		0.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.8		2.7		3.8		5.3		5.5		5.7		5.9		6.7		6.3		6.1		4.1		3.2		2.5

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		2.5		3.4		5		5.7		6.3		6.8		7.7		6.9		6.1		4		2.8		2.3

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.1		1.2		2		3		4.2		4.6		5		5.1		4.9		3.1		2.1		1.3		0.9

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.7		1.1		1.6		2.1		2.5		2.6		2.5		2.2		1.7		1.1		0.8		0.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		2.1		3		3.8		4.3		4.2		4.3		4.5		4.9		3.4		2.8		2.2		1.6

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		1.8		2.6		3.1		3.8		3.5		3.8		4.1		4.7		2.9		2.5		1.9		1.4

NEARBY - MAP

NEARBY - LIST

Bigfork, Montana (9 mi / 15 km)
Big Arm, Montana (13 mi / 21 km)
Pablo, Montana (15 mi / 24 km)
Polson, Montana (17 mi / 27 km)
Creston, Montana (21 mi / 34 km)

GEOBA.SE

Rollins, Montana