RIVERVIEW STATE RECREATION AREA, NEBRASKA

Average Temperature

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		50.9		22.5		27.8		38.7		51.6		62.4		71.6		76.2		73.9		65.3		54		39.8		27.1

Average High Temperature

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		62.1		32.5		38.3		50.1		63.8		74		83		87.2		85.3		77.5		66.6		50.4		36.5

Average Low Temperature

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		39.8		12.6		17.3		27.4		39.4		50.8		60.3		65.2		62.6		53.1		41.5		29.2		17.6

Highest Recorded Temperature

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		108		71		77		89		91		98		106		108		106		102		93		83		71

Lowest Recorded Temperature

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-28		-28		-20		-12		4		27		40		43		44		28		14		-6		-23

Average Number of Days Above 90F/32C

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		31.7		---		---		---		0.4		1.3		5.6		11.7		9.2		3.1		0.4		---		---

Average Number of Days Below 32F/0C

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		139.8		30.2		26		21.5		7.1		0.4		---		---		---		0.1		5.3		19.9		29.3

Average Number of Days Below 0F/-17C

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12.6		6.3		2.9		0.4		---		---		---		---		---		---		---		0.1		2.9

Average Precipitation

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		32.8		0.8		1		2.1		3		4.4		4.8		4.3		3.7		3.3		2.5		1.5		1.2

Average Number of Days With Precipitation

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		87		5		5		7		9		11		10		8		8		8		6		5		5

Most Reported Precipitation in a Month

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		22.7		3.3		5.1		7.9		8.4		12		13		22.7		13.8		10.1		9.8		5.1		4.3

Least Reported Precipitation in a Month

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		---		---		---		0.1		0.1		0.9		0.7		0.3		0.3		0.5		---		---		---

Most Precipitation Reported in a Day

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		6.8		1.4		3.6		2.2		4		4.2		4.1		6.8		4.9		4.5		5		2.5		1.8

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

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		57		3		3		4		6		7		7		6		6		5		4		3		3

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

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		20		---		---		1		2		3		3		3		2		2		2		1		1

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

Years on Record: 78

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

Average Snowfall

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		23.3		7.1		6.4		2.8		0.9		---		---		---		---		---		0.1		1		5

Most Snow Reported in a Month

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		24.5		23.1		19		18.1		21		2.6		---		---		---		---		3		11		24.5

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6023		1298		1009		781		413		161		15		---		11		75		336		763		1161

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1088		---		---		---		6		74		228		358		305		112		5		---		---

Growing Degree Days

Years on Record: 78

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3216.5		---		---		---		48		384.4		648		812.2		740.9		459		124		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.2		11.2		12.5		13.8		15		15.6		15.3		14.2		12.9		11.5		10.4		9.8

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		1.9		2.6		3.7		4.6		5.5		6.2		6.2		5.4		4.5		3.2		2.1		1.7

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		0.7		1		1.5		1.9		2.3		2.4		2.2		2		1.5		1.1		0.8		0.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.5		3.4		3.7		4.4		4.7		5		5.4		5.6		5.3		5.2		4.5		3.4		3.1

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.7		3.5		3.7		4.3		4.5		5.1		6		6.3		5.6		5.5		4.6		3.5		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		1.9		2.6		3.7		4.6		5.5		6.2		6.2		5.4		4.5		3.2		2.1		1.7

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		0.8		1.1		1.5		2		2.4		2.5		2.4		2.1		1.7		1.2		0.9		0.7

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		4		4.7		5.7		5.7		5.7		6.2		6.1		5.9		6		5.6		4.8		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		6.2		4.4		5		6.4		6.3		6.4		7.8		7.5		6.8		6.9		6.2		5.5		4.6

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.1		1.7		2.1		2.8		3.7		3.9		5.1		4.8		4.5		3.4		2.5		1.4		1.4

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.4		0.7		1		1.3		1.8		2.1		2.1		2.1		1.8		1.3		1		0.7		0.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.4		2.8		2.7		3.1		3.7		3.6		4.5		4.3		4.4		3.7		3.3		2		2.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.9		2.6		2.4		2.4		2.8		2.5		4		3.6		3.9		3.1		2.9		1.6		2.2