ARMOUR, SOUTH DAKOTA

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Elevation: 1521 feet Latitude: 43 19N Longitude: 098 21W

WEATHER

Monthly - Summary

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Climate Summary

CURRENT CONDITIONS

Sunrise/Set

07:30 am

09:30 pm
Local Time
1:32 pm EDT
27 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		48.2		18.7		23.4		34.4		48.5		59.9		69.6		75.7		73.7		64.2		51.6		35.3		23.2

Average High Temperature

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		60.9		29.9		35		46.3		61.8		73.2		82.7		89.6		87.6		78.4		65.6		46.8		33.9

Average Low Temperature

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		35.5		7.4		11.8		22.5		35.2		46.6		56.6		61.9		59.9		50.1		37.6		23.8		12.6

Highest Recorded Temperature

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		116		70		75		94		98		105		110		116		112		109		99		94		72

Lowest Recorded Temperature

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-45		-45		-45		-28		-2		17		30		39		35		17		-4		-22		-39

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		3.9		---		---		---		---		---		0.4		2.3		1.1		0.1		---		---		---

Average Number of Days Above 90F/32C

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		42.9		---		---		---		0.3		1.7		7		15.4		13		5.1		0.5		---		---

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		103.4		---		---		0.4		3.4		8.9		19.3		27.4		26.7		14.2		3		0.1		---

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		157.1		---		0.1		2.5		9.5		20.9		27.8		30.7		30.6		23.3		10.1		1.6		---

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		202.8		0.5		2.1		7.9		18.4		28.2		29.7		31		30.9		28.5		20		5.4		0.4

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		246.1		2.8		6.4		15.6		25.5		30.8		30		31		31		29.8		27.6		12.4		3.1

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		287.8		9.7		13.1		22.6		28.6		31		30		31		31		30		30.1		19.9		10.8

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		359.3		31		28		31		30		31		29		28.2		29.3		29.8		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		314		31		28		31		29.8		29.4		20.6		12.3		14.3		25.7		30.8		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		250.1		31		28		30.9		28		19.3		5.7		0.9		2.5		14.3		28.6		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		197.8		31		27.9		29.3		20.9		6.4		0.4		---		0.1		4.1		18.4		28.1		31

Average Number of Days Below 32F/0C

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		162.2		30.4		27.1		25.2		12.1		1.9		---		---		---		1.2		9.4		24.5		30.2

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		80.7		22.4		16		9.3		1.3		---		---		---		---		---		1.1		9.8		20.8

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		41.4		14		9.4		3.3		0.1		---		---		---		---		---		---		3.2		11.4

Average Number of Days Below 0F/-17C

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		24.7		10		6.4		1.7		---		---		---		---		---		---		---		0.8		5.8

PRECIPITATION

Average Precipitation

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		23		0.6		0.7		1.4		2.4		3.2		3.9		2.8		2.8		2.2		1.5		0.9		0.6

Average Number of Days With Precipitation

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		78		4		5		6		8		10		10		8		7		7		5		4		4

Most Reported Precipitation in a Month

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		9.8		4.2		3.6		7.2		7.5		8.7		9.8		9.2		8.2		7.2		5.8		3.8		2.8

Least Reported Precipitation in a Month

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		---		---		0.1		0.1		0.2		0.7		0.2		0.1		---		---		---		---

Most Precipitation Reported in a Day

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		5.5		4		1.4		3.3		3.2		2.5		4.5		3.4		5.5		4.4		4.1		1.9		1.4

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		45.8		1.3		1.6		3.4		6		6.3		6.1		5.1		4.3		3.7		3.7		2.7		1.6

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

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		46		2		2		3		5		6		7		5		5		4		3		2		2

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

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		14		---		---		1		2		2		3		2		2		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		15.8		0.2		0.2		0.9		2.1		2.7		2.4		2		1.9		1.6		1.1		0.5		0.2

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

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5		---		---		---		---		1		1		1		1		1		---		---		---

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		32.5		5.3		6.1		7.4		2.6		0.1		---		---		---		---		0.8		4		6.2

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		17.3		3.9		3.3		2.9		1.1		---		---		---		---		---		0.3		2.4		3.4

Most Snow Reported in a Month

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		30.1		24		30.1		28		20		2		---		---		---		---		13		20.5		25.5

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		11.4		2.1		1.7		2.3		1		---		---		---		---		---		0.3		2		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		4.2		0.6		0.5		0.7		0.6		---		---		---		---		---		0.2		1		0.6

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		1.7		0.3		0.2		0.3		0.2		---		---		---		---		---		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		0.2		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		60.4		18.5		12.6		6.8		1.1		---		---		---		---		---		0.3		6.1		15

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		45.5		13.6		9.7		5		0.8		---		---		---		---		---		0.2		4.5		11.7

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		31.5		9		7.4		2.8		0.4		---		---		---		---		---		0.1		3		8.8

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		10.7		2.3		3.8		0.8		---		---		---		---		---		---		---		0.5		3.3

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6791		1358		1086		871		476		186		34		4		10		120		446		892		1306

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		941		---		---		---		10		45		172		326		278		102		8		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3168		---		1		18		117		335		588		787		733		440		135		14		---

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		10		11.1		12.5		14		15.3		15.9		15.6		14.4		12.9		11.5		10.2		9.6

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		1.8		2.6		3.6		4.7		5.7		6.3		6.3		5.6		4.4		3.1		2		1.5

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.4		0.7		1		1.4		1.9		2.2		2.4		2.2		1.9		1.5		1.1		0.7		0.6

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.6		3.3		4		4.5		4.8		5.2		5.4		5.6		5.6		5.1		4.5		3.4		3.2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.8		3.4		4.1		4.4		4.8		5.5		6.2		6.6		6.3		5.4		4.7		3.6		3.2

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		1.8		2.6		3.6		4.7		5.7		6.3		6.3		5.6		4.4		3.1		2		1.5

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.7		1		1.5		2		2.3		2.5		2.4		2.1		1.6		1.1		0.8		0.6

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.4		3.9		5.2		5.6		6.2		6.1		6.1		6.2		6.2		6		5.3		4.5		4.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.4		4.2		5.7		6.2		7.3		7.5		7.6		7.9		7.5		7.1		5.8		5.1		4.5

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.2		1.6		2.2		2.6		3.8		4.3		5.5		4.8		4.8		3.2		2.6		1.5		1.3

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.3		0.6		0.8		1.2		1.6		2		2.1		2		1.7		1.3		0.9		0.6		0.5

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.5		2.8		3.2		3.1		3.9		3.9		4.8		4.3		4.7		3.4		3.5		2.4		2.4

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.2		2.7		2.9		2.4		3.2		3.1		4.7		3.8		4.6		2.8		3.3		2.2		2.3

NEARBY - MAP

NEARBY - LIST

Wagner, South Dakota (16 mi / 26 km)
Pickstown, South Dakota (19 mi / 31 km)
Parkston, South Dakota (23 mi / 37 km)
Lake Platte, South Dakota (25 mi / 40 km)
Gross, Nebraska (27 mi / 44 km)

GEOBA.SE

Armour, South Dakota