GREAT FALLS, MONTANA

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Elevation: 1116 meters Latitude: 47 29N Longitude: 111 22W

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

08:20 am

10:26 pm
Local Time
2:12 pm EDT
23 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7		-3.8		-2.6		1.2		6.2		10.9		15.4		19.7		19.1		13.4		7.3		0.8		-4

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14		1.9		3.5		7.7		13.1		18.2		22.9		28.6		27.9		21.3		14.3		6.3		1.4

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		0.1		-9.5		-8.7		-5.2		-0.8		3.7		7.8		10.8		10.2		5.6		0.4		-4.8		-9.5

Highest Recorded Temperature

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		41.1		19.4		21.1		25.6		31.7		33.9		38.3		40.6		41.1		36.7		32.8		24.4		20.6

Lowest Recorded Temperature

Years on Record: 75

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-41.7		-38.3		-37.2		-33.9		-22.2		-11.1		-0.6		2.2		-1.1		-8.9		-23.9		-31.7		-41.7

Average Heat Index Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7.4		-3.4		-2.2		1.5		6.6		11.3		15.8		20.2		19.5		13.6		7.7		1.2		-3.4

Average Wind Chill Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		4.8		-8.8		-7.1		-2.3		3.9		9.9		15.3		20.1		19.3		12.6		5.6		-3		-9

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		0.9		---		---		---		---		---		---		0.6		0.3		---		---		---		---

Average Number of Days Above 90F/32C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		17.5		---		---		---		---		0.1		1.4		8		6.9		1.1		---		---		---

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		59.9		---		---		---		0.4		3.3		7.5		20.4		19.9		7.4		1		---		---

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		109.5		---		---		0.4		3.1		9.7		19		28.4		27.3		16		5.2		0.4		---

Average Number of Days Above 65F/18C

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		140		---		---		1		6		16		24		30		29		21		11		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		167.6		0.2		1.1		4.3		11.2		21.1		27.3		30.7		30.2		24.3		14		3		0.1

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		229.4		4.6		6.8		13.3		20		28.2		29.7		31		30.9		27.9		23.1		10.1		3.8

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		293		15		15.5		22.2		27.1		30.5		30		31		30.9		29.7		28.3		19.8		13

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		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		360.5		31		28		31		30		31		29.6		28.9		29.2		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		316.6		31		28		30.9		29.8		29.3		22.7		12.8		14.3		26.4		30.5		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		233.1		30.3		27.4		30		26.8		18.1		4.8		0.4		1.5		11.7		23.9		27.6		30.5

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		165.5		26.7		24.7		25.2		17.6		5.6		0.2		---		0.1		2.4		13.4		22.3		27.2

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		72.2		16.5		14.4		9.8		2.6		0.1		---		---		---		0.1		2.4		9.5		16.8

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		37.9		10.2		7.7		4.3		0.6		---		---		---		---		---		0.8		4.5		9.8

Average Number of Days Below 5F/-15C

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		33		11		7		4		---		---		---		---		---		---		---		3		8

Average Number of Days Below 0F/-17C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		21		6.4		4.6		2		0.2		---		---		---		---		---		0.2		2.2		5.4

PRECIPITATION

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		375.9		12.7		12.7		22.9		35.6		61		63.5		38.1		40.6		35.6		22.9		15.2		15.2

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		99.9		6.8		7		9.3		9.4		11.7		11.7		7.5		7.9		7.8		6.6		6.7		7.5

Most Reported Precipitation in a Month

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		235		48		37		47		96		235		207		100		84		89		57		41		60

Least Reported Precipitation in a Month

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		3		---		4		6		23		10		---		---		3		---		---		---

Most Precipitation Reported in a Day

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		97.3		22.9		11.9		31		64.5		69.8		97.3		38.1		45		53.3		34.3		12.2		15

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		39.5		1.7		1.6		3		3.9		5.8		5.8		3.9		3.6		3.8		2.7		1.9		1.8

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

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		40		3		2		3		4		6		7		3		3		3		2		2		2

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

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8		---		---		---		1		2		2		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		6.7		0.1		---		0.2		0.7		1.2		1.4		0.8		1		0.8		0.3		0.1		0.1

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

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.3		---		---		---		0.1		0.3		0.3		0.2		0.3		0.1		---		---		---

Average Precipitable Water

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		1.1		0.6		0.6		0.7		0.9		1.2		1.5		1.7		1.7		1.4		1		0.8		0.6

PRECIPITATION - RAIN

Average Number of Rainy Days

Years on Record: 56

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		101		9		8		9		9		12		12		8		8		7		6		7		8

Average Number of Days With Thunderstorms

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		25		---		---		---		1		3		7		7		6		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		640		50		50		50		110		200		130		110		120		80		80		50		40

Least Recorded Rainfall

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		220		---		---		---		---		10		10		---		---		---		---		---		---

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		161.3		21.8		20.8		30.2		21.8		6.9		0.8		---		0.8		3		10.4		20.6		24.1

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		45.3		7.2		6.8		7.8		4.5		1.6		0.2		---		0.1		0.8		3.1		5.7		7.5

Most Snow Reported in a Month

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		83.8		83.8		48.3		57.1		38.1		---		---		---		---		---		17.8		62.2		51.6

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		20.2		3		3.1		3.5		2.3		0.8		---		---		0.1		0.3		1.5		2.5		3.1

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		5.7		0.6		0.6		1.1		1		0.3		---		---		---		0.2		0.4		0.7		0.8

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		2.4		0.3		0.2		0.6		0.4		0.1		---		---		---		0.1		0.1		0.3		0.3

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		0.1		---		---		---		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		58.6		13.7		11.2		8.3		2.6		0.7		0.1		---		---		0.3		1.7		7.7		12.3

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		28.7		6		5.3		4.7		1.2		0.3		---		---		---		0.1		0.8		4.1		6.2

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		13.4		3.1		2		2.3		0.6		0.2		---		---		---		---		0.1		2.1		3

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		1.3		0.3		---		0.2		0.1		0.1		---		---		---		---		---		0.1		0.5

HUMIDITY

Average Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		56.5		61.5		60.6		57.6		57.1		56.8		59.6		48.5		47		53		57		58.9		59.6

Average Morning Relative Humidity

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		67		67		67		69		68		70		71		66		64		66		63		64		65

Average Evening Relative Humidity

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		45		61		55		50		41		40		40		30		30		36		43		55		59

Average Dew Point

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-1.9		-10.1		-9.3		-6.3		-3		1.7		6		6.9		5.9		2.7		-1.6		-6.6		-10.3

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7726		1234		1054		953		659		418		191		50		71		286		613		949		1248

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		297		---		---		---		1		6		32		124		113		21		1		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1828		1		1		7		35		131		299		539		509		228		66		11		---

BAROMETER

Average Sea Level Pressure

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mbar		1016		1019.1		1018.5		1016.6		1015		1013.7		1012.8		1013.7		1014.1		1015.6		1017		1017.2		1019.1

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		9.6		10.9		12.5		14.2		15.8		16.6		16.1		14.7		13		11.3		9.9		9.1

Average Number of Days With Fog

Years on Record: 48

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		48		6		6		6		5		4		3		1		1		3		3		5		5

Average Number of Clear Days

Years on Record: 56

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		79		5		4		4		4		4		5		13		12		10		7		5		5

Average Possibility of Sunshine

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		61		49		56		66		62		62		65		79		76		67		61		46		44

Average Number of Cloudy Days

Years on Record: 56

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		180		19		17		18		18		17		14		6		8		11		15		18		18

Average Number of Partly Cloudy Days

Years on Record: 56

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		106		7		7		9		8		10		11		12		11		9		9		7		8

Average Percent Chance - Clear Skies

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		35.6		34.2		32		30.7		28.2		27.4		29.5		43.8		44.8		44.6		39.5		35.6		36

Average Percent Chance - Scattered Clouds

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		7.3		5.9		6.1		6.2		7.1		9.1		9.9		9.9		9.5		6.6		5.8		5.8		6

Average Percent Chance - Few Clouds

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		11		9.4		8.8		9.4		10.3		10.9		13.3		15.2		14.5		11.2		10.2		9.2		9.6

Average Percent Chance - Broken Clouds

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		18.8		17.6		18.3		18.9		21.7		21.9		23.3		19.3		17.3		14.8		17.8		17.6		17.1

Average Percent Chance - Overcast Skies

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		27.3		32.8		34.9		34.7		32.7		30.7		24		11.7		13.9		22.8		26.7		31.8		31.3

Average Total Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		48.7		54.2		54.5		54.5		58.2		54.4		51.9		32		31.2		38.3		49.2		53.7		52.3

Average Opaque Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		42.2		46.3		47.3		47.6		51.7		48.3		45.2		27.9		26.7		33.1		42.8		45.3		44.6

WIND

Average Wind Speed

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		18.7		22		20.1		18.8		18.7		17.4		16.3		15		15		16.3		19.3		21.9		22.5

Highest Reported Hourly Wind Speed

Years on Record: 64

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		132		104.6		115.9		117.5		112.7		104.6		112.7		117.5		114.3		117.5		117.5		117.5		132

Average Percent Chance - Calm Winds

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		3.7		3.8		3.9		3.5		3.6		3.4		3.6		3.7		4.2		4		3.6		3.4		3.8

Average Primary Wind Direction

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
°		268.2		270		270		270.2		275.9		278.6		277.6		243.7		256.3		266.6		270		270		270

Average Secondary Wind Direction

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
°		263.5		271		252.7		273.3		288.1		274.1		266.2		258.3		253.5		250.2		264		257		252.4

Average Wind Vector Direction

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
°		236.8		229		230.2		239.3		246.4		253.8		246.2		226.9		234.9		244.3		233.5		228.5		228.2

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		13.6		5		8.3		12.4		16.7		20.1		22.2		23.7		20.1		15		9.7		5.7		4.3

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.2		3		4.3		6.2		7.6		8.9		9.4		9.2		8		6.7		4.8		3.2		2.6

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.1		8.7		12.6		15.3		17.4		18.4		19.3		21.1		20		17.4		13.2		9.4		7.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.8		7.6		11.2		13.4		16.5		18.6		20.9		23.8		21		16.7		12.5		8.2		6.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.6		5		8.3		12.4		16.7		20.1		22.2		23.7		20.1		15		9.7		5.7		4.3

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.5		3.2		4.6		6.7		7.7		9.1		9.6		10.2		8.5		7.5		5.1		3.5		2.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.3		10		14		18.4		19.9		21.1		21.8		24.1		22.5		21.5		14.9		10.6		8.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.9		8.9		13		17.4		20.6		23.4		25.7		27.8		24.4		21.6		14.4		9.5		8.1

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.5		4.3		7.2		10.2		14.8		17.2		18.8		18.2		18.1		12.1		8.6		4.9		3.6

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.9		2.6		3.9		5.7		7.5		8.8		9.3		9		7.9		6.2		4.4		2.9		2.3

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.5		7.2		10.8		12.2		15.1		15.7		16.3		16.2		17.9		13.5		11.6		7.7		6.2

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.1		6.1		9.2		9.7		12.8		13.5		15		14.7		17.6		11.8		10.7		6.6		5.3

NEARBY - MAP

NEARBY - LIST

Ulm, Montana (0 mi / 1 km)
Black Eagle, Montana (3 mi / 6 km)
Malmstrom, Montana (8 mi / 13 km)
Malmstrom Air Force Base, Montana (9 mi / 15 km)
Power, Montana (15 mi / 25 km)

GEOBA.SE

Great Falls, Montana