BELLE FOURCHE, SOUTH DAKOTA

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Elevation: 980 meters Latitude: 45 04N Longitude: 103 46W

WEATHER

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Climate Summary

CURRENT CONDITIONS

Sunrise/Set

08:03 am

09:45 pm
Local Time
6:41 am EDT
18 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		8.7		-4.8		-2.1		2.1		8.1		13.9		19.3		22.7		22		16		9.4		1.2		-3.7

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		16.7		2.2		5.2		9.7		16.1		21.8		27.4		31.4		31.1		25.3		18.3		8.4		3.4

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		0.6		-11.9		-9.4		-5.4		0.2		5.9		11.1		14		12.8		6.6		0.6		-6.1		-10.9

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		35.1		9.1		11.3		15.2		21.9		25.6		34.4		34.6		35.1		29.7		21.5		15.2		10.3

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-21.8		-20.2		-18.1		-9		-2.6		2.8		8.7		10.9		10.4		4.3		-1.4		-13.7		-21.8

Average Number of Days Above 90F/32C

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		29.6		---		---		---		---		0.3		2.5		11.8		12.8		2.1		0.1		---		---

Average Number of Days Below 32F/0C

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		184.6		30.4		27.1		27.6		17.1		4.2		0.1		---		---		3.2		16.1		28.4		30.5

Average Number of Days Below 0F/-17C

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		34.1		13.2		7.4		3.1		---		---		---		---		---		---		0.1		2		8.4

PRECIPITATION

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		455		12		14		27		50		76		79		52		35		33		44		18		16

Average Number of Days With Precipitation

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		75		5		5		5		9		10		10		7		6		5		4		5		4

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		272		35		43		76		117		272		238		116		115		122		154		51		58

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		2		2		---		4		18		7		2		6		2		1		---		2

Most Precipitation Reported in a Day

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		86.6		15.8		11.2		22.1		29.5		43.2		86.6		64.8		72.1		28.4		41.1		20.3		12.7

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

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		39		2		2		2		4		6		7		5		3		3		2		2		1

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

Years on Record: 29

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

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

Years on Record: 29

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

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		82.3		12.7		14		15.8		10.7		2.5		0.2		---		---		0.5		4.3		10.7		10.9

Most Snow Reported in a Month

Years on Record: 29

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		76		36.8		36.6		76		47		20.3		7.6		---		---		12.7		39.4		40.6		25.4

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3886.1		718.9		572.8		502.8		306.7		148.3		41.7		9.4		11.7		98.9		275.6		515.6		683.9

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		377.8		---		---		---		---		10.6		68.9		145.6		123.9		28.9		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1345.3		---		---		---		---		120.6		278.3		394.4		372		180		---		---		---

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		14.5		13		11.4		10.1		9.4

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		14.4		5.9		9.1		12.7		17.4		21.2		23.6		24		20.8		15.8		10.6		6.6		5.1

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		2.1		3.1		4.8		6.4		7.7		8.1		7.4		6.4		5		3.6		2.4		1.8

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		12.4		14.8		16.4		18.2		19.5		20.4		21.4		20.8		19		16.1		12.6		10.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		18.8		12.7		15.6		16.6		19.2		22.1		24.8		26.8		24.5		21		17.1		13.2		11.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.4		5.9		9.1		12.7		17.4		21.2		23.6		24		20.8		15.8		10.6		6.6		5.1

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		2.3		3.4		5.1		6.9		8.3		8.8		8.5		7		5.7		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		14.5		17.7		18.9		22.6		21.8		22.9		23.2		23		21.6		18.9		16.2		13.8

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.6		15.8		19.8		20.6		27.4		27		31		31.3		29.1		25.4		21.1		18.4		16.7

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.7		5.2		6.5		10.4		14.1		14.9		20.8		19.6		18.9		12.2		9.2		5.3		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		4.4		1.9		2.8		4.4		5.4		7.1		7.2		6.7		5.6		4.4		3.2		2		1.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.1		10		9.6		12.9		14.4		13.6		18.1		17.4		18.7		13.8		13.2		9		6.4

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.5		9.7		8.3		11.2		12.7		10.7		19.2		17.8		20.3		12.6		13		8.5		6.2

NEARBY - MAP

NEARBY - LIST

Castle Rock, South Dakota (8 mi / 12 km)
Colony, Wyoming (8 mi / 13 km)
Aladdin, Wyoming (22 mi / 36 km)
Harding, South Dakota (23 mi / 37 km)
Hoover, South Dakota (23 mi / 38 km)

GEOBA.SE

Belle Fourche, South Dakota