ACKLEY LAKE, MONTANA

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Elevation: 1256 meters Latitude: 47 00N Longitude: 109 52W

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CURRENT CONDITIONS

Sunrise/Set

07:23 am

04:44 pm
Local Time
3:51 am MST
15 November, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7.2		-2.1		-2.7		2.5		5.7		10.6		14.9		20.2		18.6		13.9		7		1.7		-4.4

Average High Temperature

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13.8		3.6		2.9		8.7		12.5		17.4		22		28.8		26.9		21.8		13.1		7.2		0.8

Average Low Temperature

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		0.5		-7.7		-8.2		-3.7		-1		3.6		7.8		11.6		10.2		6.1		0.9		-3.8		-9.6

Highest Recorded Temperature

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		39.4		16.7		16.7		22.2		25.6		29.4		32.8		39.4		36.1		35		30		22.8		16.1

Lowest Recorded Temperature

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-36.1		-32.2		-36.1		-23.3		-16.7		-7.2		-2.2		3.9		0.6		-1.7		-16.7		-30		-31.7

Average Number of Days Above 90F/32C

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13.4		---		---		---		---		---		0.6		8.2		3.6		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		54.4		---		---		---		0.3		1.8		3.3		19.4		20.7		8.1		0.8		---		---

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		108.3		---		---		---		2.9		8.8		19.3		28.5		27.8		16.5		4.5		---		---

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		171.1		0.5		---		2.5		13.3		22.7		28.2		31		30.8		25.9		13.3		2.3		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		235.8		4.1		3.8		12.3		23.2		30		30		31		31		29.7		23.8		12.4		4.6

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		296.9		13.4		13.2		23.8		27.7		30.7		30		31		31		29.7		29.8		21.5		15

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		360.8		31		28		31		30		31		29.8		27.9		30.1		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		310.2		31		28		31		30		29.7		20.6		11		11.4		25.9		30.8		30		30.8

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		31		28		30		26.5		16.8		3.2		---		0.4		12.9		25.6		28.2		30.4

Average Number of Days Below 32F/0C

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		160.2		26.2		25		23.2		17.2		7.8		0.2		---		---		1.4		13.4		20		25.8

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		77		19.4		15.1		12.2		2		---		---		---		---		---		1.1		9		18.1

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		35.4		10.2		7.4		3.1		0.2		---		---		---		---		---		0.2		4.1		10.2

Average Number of Days Below 0F/-17C

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15.3		4.6		2.6		0.6		---		---		---		---		---		---		---		2		5.5

PRECIPITATION

Average Precipitation

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		365		16		11		16		26		67		74		37		34		29		23		16		15

Average Number of Days With Precipitation

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		77		6		5		6		7		9		11		7		6		6		5		4		5

Most Reported Precipitation in a Month

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		193		58		34		54		68		193		160		131		127		72		90		52		44

Least Reported Precipitation in a Month

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		1		7		3		---		---		5		2		---		---		---

Most Precipitation Reported in a Day

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		77.5		13.2		16.8		19.8		25.4		76.2		65		77.5		36.8		31.8		43.7		31.5		17

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

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		42		3		2		2		3		6		7		4		4		4		3		2		2

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

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6		---		---		---		---		2		2		1		1		---		---		---		---

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		116.6		24.6		15.8		18		13.2		2		0.2		---		---		1.8		8.4		14.2		18.3

Most Snow Reported in a Month

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		63.5		61		48.3		59.7		63.5		20.3		7.6		---		---		17.8		53.1		59.7		63.5

DEGREE DAYS

Heating Degree Days

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2657.2		461.1		435		320		215		105.6		22.2		0.6		3.3		38.9		189.4		333.3		532.8

Cooling Degree Days

Years on Record: 91

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		150.6		---		---		---		---		2.2		11.1		77.8		46.1		13.3		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1794		---		---		3		33		126		290		521		517		244		52		7		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		15.7		16.5		16.1		14.7		13		11.3		9.9		9.2

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		13.8		5		8.3		12.3		17		20.6		22.8		23.8		20.5		15		9.7		5.8		4.2

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.1		2.9		4.3		6.2		7.6		8.9		9.4		9.2		8		6.6		4.8		3.3		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		15.2		8.6		12.5		15.1		17.7		18.9		19.7		21.2		20.4		17.4		13.3		9.6		7.5

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15		7.5		11.2		13.2		17		19.5		21.8		24		21.7		16.7		12.6		8.4		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		13.8		5		8.3		12.3		17		20.6		22.8		23.8		20.5		15		9.7		5.8		4.2

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		3.3		4.7		6.6		7.7		9.1		9.6		10		8.4		7.3		5.1		3.7		2.9

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.4		10.1		14.3		17.8		20.2		21.4		21.8		23.8		22.3		20.9		15		11.2		9.2

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18		9.3		13.4		16.7		21		23.9		25.7		27.6		24.3		21		14.5		10.2		8.5

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.6		4.4		7.1		10.7		14.8		16.9		19.6		18.1		18.6		11.7		8.6		4.8		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		2.7		3.8		5.8		7.5		8.8		9.3		9		7.9		6.1		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		12.6		7.4		10.7		12.7		15.2		15.4		17		16.1		18.5		13.1		11.6		7.4		6.1

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.2		6.3		9.1		10.4		13		13.1		16.3		14.5		18.6		11.3		10.7		6.3		5.3

NEARBY - MAP

NEARBY - LIST

Moccasin, Montana (5 mi / 8 km)
McClave, Montana (12 mi / 20 km)
Hanover, Montana (18 mi / 29 km)
Lewistown, Montana (18 mi / 30 km)
Moore, Montana (19 mi / 32 km)

GEOBA.SE

Ackley Lake, Montana