SHIRLEY BASIN, WYOMING

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Elevation: 2184 meters Latitude: 42 22N Longitude: 106 12W

WEATHER

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Climate Summary

CURRENT CONDITIONS

Sunrise/Set

08:01 am

10:02 pm
Local Time
8:13 pm EDT
29 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		3.1		-9.5		-8.2		-2.6		2.2		7.6		13		16.9		15.8		10.4		3.7		-3.3		-8.9

Average High Temperature

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		11.3		-2.2		-0.7		4.3		9.7		15.7		22.2		26.7		25.7		20.1		12		3.6		-1.8

Average Low Temperature

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-5.1		-16.8		-15.7		-9.6		-5.3		-0.6		3.9		7.1		6.1		0.9		-4.7		-10.2		-16.1

Highest Recorded Temperature

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		35.6		12.2		12.2		20		23.9		28.3		33.9		35.6		35		31.1		26.7		17.2		13.3

Lowest Recorded Temperature

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-41.1		-38.9		-41.1		-33.3		-23.9		-13.3		-7.2		-3.3		-3.3		-16.7		-22.2		-35.6		-39.4

Average Number of Days Above 90F/32C

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.5		---		---		---		---		---		0.3		1.1		0.2		---		---		---		---

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		27.2		---		---		---		---		---		3.9		13.2		9.4		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		88.3		---		---		---		0.6		4.2		16.5		28		26.9		11.6		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		137.7		---		---		0.3		4.2		14.7		26.1		30.6		30.5		22.5		8.4		0.5		---

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		183.3		---		0.1		3.7		13.6		24		29.1		31		31		27.5		19		4.3		---

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		231.2		1.6		3.6		13.2		22.5		29.4		29.9		31		31		29.3		25.7		12.1		2

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		364.9		31		28		31		30		31		30		30.9		31		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		359.6		31		28		31		30		31		29.1		28.2		29.4		29.9		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		314		31		28		30.9		29.9		29.9		20.8		10.5		14.5		26.8		30.6		30		31

Average Number of Days Below 32F/0C

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		237.6		30.3		27.6		30		26.3		17.3		5.2		0.7		1.6		12.9		26.9		28.5		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		164.5		29.3		25.4		23.2		14.2		3.9		0.1		---		---		3.6		13.7		22.1		28.9

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		101.9		24.9		20.2		12.6		3.5		0.3		---		---		---		0.1		3.2		13.6		23.6

Average Number of Days Below 0F/-17C

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		46.3		13.5		10.9		3.3		0.5		---		---		---		---		---		0.5		4.2		13.4

PRECIPITATION

Average Precipitation

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		266		10		11		16		26		42		34		36		25		24		21		11		11

Average Number of Days With Precipitation

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		86		6		6		7		9		10		8		8		7		7		7		5		6

Most Reported Precipitation in a Month

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		136		31		64		85		73		119		136		124		74		48		86		26		42

Least Reported Precipitation in a Month

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		---		---		1		2		8		2		1		3		2		2		---		---

Most Precipitation Reported in a Day

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		69.8		11.7		24.9		20.3		25.4		34.3		43.4		69.8		32.3		22.4		30.5		14.5		15.2

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		32		1.1		1.4		2.1		3.3		4.6		3.9		3.5		2.9		3.2		2.8		1.5		1.7

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

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		32		1		1		2		3		5		4		3		3		3		3		2		2

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

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3		---		---		---		---		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		4		---		0.1		0.2		0.3		0.6		0.8		0.8		0.4		0.3		0.3		0.1		0.1

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		154.4		19.1		24.6		20.1		22.9		10.9		0.8		---		---		2.8		13.5		18.3		21.6

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		52.9		8.2		8.7		8		7.2		2.7		0.3		---		---		0.6		3.4		5.7		8.1

Average Snow Cover

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		5		12		15		7		2		---		---		---		---		---		---		2		7

Most Snow Reported in a Month

Years on Record: 33

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		82.5		42.2		65.3		54.9		75.4		82.5		8.1		---		---		19.6		62.7		55.9		58.4

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		21		2.7		2.9		2.8		3.2		1.3		0.1		---		---		0.4		1.7		2.7		3.2

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		5.5		0.5		0.8		0.8		1		0.3		---		---		---		0.1		0.5		0.8		0.7

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		0.1		0.5		0.4		0.3		0.3		---		---		---		0.1		0.2		0.3		0.2

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		124		29.1		25.7		19.8		8.6		1.3		---		---		---		0.2		2.4		12.1		24.8

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		91.7		24.8		23.2		15.3		4.3		0.4		---		---		---		0.1		0.9		6.9		15.8

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		65.6		17.7		18.6		12		2.2		0.1		---		---		---		---		0.4		3.6		11

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		24		5.8		7.7		6.4		0.4		---		---		---		---		---		0.1		0.9		2.7

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10898		1634		1414		1251		937		679		356		160		212		518		893		1242		1603

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		22		---		---		---		---		---		3		13		6		---		---		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		828		---		---		---		2		24		147		321		266		65		2		---		---

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10		11.1		12.5		13.9		15.2		15.8		15.5		14.3		12.9		11.5		10.3		9.7

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		15.4		7.1		10		14.2		17.8		22.1		24.6		24		21.2		17.2		12.3		7.9		6.3

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.1		2.4		3.5		5		6.7		7.7		7.9		7.6		6.5		5		3.7		2.7		2.1

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.8		13.5		15.1		17.6		18.4		20.3		21.3		21.3		20.9		20.2		18		13.8		13

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.7		14.2		15.8		18.2		18.9		22.9		26		25.7		24		22.4		19.4		14.8		13.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.4		7.1		10		14.2		17.8		22.1		24.6		24		21.2		17.2		12.3		7.9		6.3

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.5		2.6		3.7		5.4		7.1		8.5		8.5		8.1		7		5.5		4.1		2.9		2.3

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.5		16.5		18.1		19.8		21.8		22.2		23.5		23.4		22.8		23		21.1		16.3		17.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		24.5		18.3		20.9		21.8		25.2		27.2		31.6		30.8		28		27.5		24.1		18.5		19.9

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.3		6		8.4		10.6		13.6		17.4		22.8		22.5		20		15.7		10.6		6.4		5.4

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.5		2.1		3		4.6		5.9		7.1		7		6.7		5.9		4.2		3.1		2.4		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		14.8		10.6		11.9		12.2		13.6		15.9		19.8		20		19.7		18		14.7		10.6		10.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.7		10.3		11.2		10.2		10.9		14.1		22.4		22.7		21.4		18.8		14.6		9.9		10.3

NEARBY - MAP

NEARBY - LIST

Bates Creek Reservoir, Wyoming (13 mi / 22 km)
Marshall, Wyoming (17 mi / 27 km)
Mills, Wyoming (20 mi / 33 km)
Clayton, Wyoming (28 mi / 45 km)
Medicine Bow, Wyoming (32 mi / 51 km)

GEOBA.SE

Shirley Basin, Wyoming