SONNETTE, MONTANA

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Elevation: 1205 meters Latitude: 45 25N Longitude: 105 51W

WEATHER

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Climate Summary

CURRENT CONDITIONS

Sunrise/Set

07:48 am

10:11 pm
Local Time
12:27 am EDT
2 May, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6.2		-6.8		-4.1		0.3		5.5		10.8		15.8		20.2		19.4		13.6		6.7		-0.6		-5.7

Average High Temperature

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14.2		0.5		3.1		7.5		13.2		18.7		23.8		29.3		28.9		22.7		14.8		6.6		1.3

Average Low Temperature

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-1.7		-14		-11.4		-6.9		-2.1		3.1		7.7		10.9		9.9		4.5		-1.3		-7.8		-12.8

Highest Recorded Temperature

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		40.6		20		21.1		26.7		30.6		39.4		40.6		40		39.4		37.8		32.2		25		18.9

Lowest Recorded Temperature

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-42.2		-38.9		-41.1		-31.1		-22.2		-11.7		-3.3		0.6		-3.9		-12.2		-26.7		-31.7		-42.2

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		0.7		---		---		---		---		---		0.1		0.4		0.2		---		---		---		---

Average Number of Days Above 90F/32C

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		22.8		---		---		---		---		0.2		2		9.3		8.7		2.4		0.1		---		---

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		60.6		---		---		---		0.6		2.3		7.6		20.8		20.4		8		0.9		---		---

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		111.9		---		---		0.6		3.5		9.5		19		28.6		28.4		16.7		5.1		0.5		---

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		164.2		0.1		0.6		3.7		10.6		20		27.2		30.8		30.7		24.6		12.8		3.2		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		218		1.9		4.5		11.7		19.3		27.7		29.6		31		30.9		28.3		21.5		9.3		2.2

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		280		11.3		12.6		20.9		26.3		30.5		30		31		31		29.5		28		18.6		10.3

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		359.9		31		28		31		30		31		29.3		28.4		29.2		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		319.1		31		28		31		29.9		29.9		22.2		12.5		15.2		27.5		31		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		252.7		31		28		30.8		28.4		18.8		7.5		1		2.5		15.3		28.5		30		31

Average Number of Days Below 32F/0C

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		200.3		30.4		27.6		28.8		21.2		8.3		0.9		---		0.1		5.2		19		28.3		30.5

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		108.4		24.1		19.4		13.4		4.9		0.4		---		---		---		0.3		4.4		16.3		25.4

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		53.3		14.5		10.8		4.5		0.9		---		---		---		---		---		0.9		6.4		15.3

Average Number of Days Below 0F/-17C

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27.2		10		5.5		2.1		0.2		---		---		---		---		---		---		2.2		7.1

PRECIPITATION

Average Precipitation

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		380		13		11		21		43		69		68		38		27		32		32		15		12

Average Number of Days With Precipitation

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		61		3		3		4		6		9		9		6		5		5		5		3		3

Most Reported Precipitation in a Month

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		268		54		39		61		114		268		127		184		90		163		145		54		32

Least Reported Precipitation in a Month

Years on Record: 46

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

Most Precipitation Reported in a Day

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		74.9		18.5		35.6		27.9		62		74.9		74.9		59.9		65.5		56.6		44.7		35		21.6

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		38.5		1.3		1.7		3.1		3.9		5.7		6		4.1		2.9		3.1		3.4		1.8		1.5

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

Years on Record: 46

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

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

Years on Record: 46

		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		8.2		0.1		0.1		0.3		1.1		1.7		1.7		0.9		0.5		0.6		0.7		0.3		0.2

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		33.3		7.4		3.3		4.1		5.6		0.2		0.2		---		---		---		0.2		4.8		7.4

Average Snow Cover

Years on Record: 34

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		2		10		10		2		2		---		---		---		---		---		---		---		5

Most Snow Reported in a Month

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		99.1		99.1		21.1		27.9		94		12.7		10.2		---		---		---		2.5		45.7		55.9

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8393		1356		1144		1011		708		453		201		49		65		304		685		1041		1376

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		288		---		---		---		---		3		32		124		111		18		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1734		---		---		3		26		111		291		539		512		212		38		3		---

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		14.6		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
Mj/m2		14.5		5.9		9.1		12.9		17.4		21.5		23.5		24.3		21.2		15.7		10.5		6.5		5

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.9		2.2		3.1		4.8		6.4		7.6		8.1		7.3		6.3		5		3.6		2.4		1.9

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.9		12.2		14.9		16.6		18.3		19.8		20.4		21.6		21.2		18.8		15.8		12.4		10.3

Average 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		12.5		15.8		17		19.3		22.6		24.6		27.4		25.3		20.7		16.7		13		11.6

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.5		5.9		9.1		12.9		17.4		21.5		23.5		24.3		21.2		15.7		10.5		6.5		5

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.3		2.3		3.4		5.1		6.8		8.3		8.9		8.3		6.8		5.6		3.8		2.6		1.9

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.6		15.3		17.1		20		23.1		22.8		22.8		23.6		22.4		21.4		18.7		15.4		12.9

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.8		16.4		19.6		22.5		28.5		29.3		30.5		32.2		27.9		25		20.7		17.3		15.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.1		5.1		7.2		10.9		15		15.9		19.7		20.6		19.6		13.1		9.3		5.4		3.8

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.3		1.9		2.8		4.2		5.2		6.7		7.3		6.5		5.8		4.5		3.2		2.1		1.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.6		9.9		11		13.4		15.5		14.5		17.2		18.3		19.5		14.9		13.4		9.3		6.9

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.4		9.6		10		12.2		14.4		12.3		17.3		19.8		21.7		14.4		13.2		9		6.8

NEARBY - MAP

NEARBY - LIST

Otter, Montana (3 mi / 6 km)
Moorhead, Montana (20 mi / 33 km)
Broadus, Montana (21 mi / 35 km)
Moorhead, Montana (26 mi / 42 km)
Decker, Montana (29 mi / 47 km)

GEOBA.SE

Sonnette, Montana