LAKE ROTOROA, NEW ZEALAND

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		50		59.2		59.7		56.3		50.9		45.7		41		39.7		42.3		46.2		49.5		53.1		57

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		59.4		69.6		70.2		66.6		60.3		53.6		48.4		47.8		50.7		55		59		63.5		66.9

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		40.8		48.7		49.3		46		41.4		37.8		33.4		31.6		33.8		37.6		39.9		42.8		47.1

Highest Recorded Temperature

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		86.2		86.2		83.8		78.8		71.6		66.6		59.7		57.2		62.1		69.4		72.7		79.2		83.8

Lowest Recorded Temperature

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		21		34.7		31.6		29.8		25.7		23.7		21		21.2		21.6		23.4		26.8		25		28.8

Average Number of Days Above 80F/26C

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7.6		4.3		2.1		0.2		---		---		---		---		---		---		---		0.1		0.9

Average Number of Days With Hail

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.3		---		---		0.1		---		---		---		0.4		---		0.2		0.2		0.3		0.1

Average Rainfall

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		21.1		1.5		1.5		1.8		1.2		1.7		1.9		1.9		1.6		2		2.3		1.7		2.2

Average Number of Rainy Days

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		184.5		14.4		12.4		13.4		10.8		14.9		15.1		15		16.9		19.8		18		17.3		16.5

Average Number of Days With Thunderstorms

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5.3		0.7		0.7		0.5		0.1		0.6		0.3		0.5		0.5		0.5		0.2		0.3		0.4

Most Rain Reported in a Day

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		4.6		2.5		2.7		2.9		4.6		3.4		2.7		2.1		2.6		2.2		3.5		2.5		1.9

Avg. No. of Days w/Rain Above 0.1in/2mm

Years on Record: 9

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		154		12.4		9.8		10.9		9.4		13.6		12.5		12.3		12.6		17.5		14.5		14.3		14.2

Average Number of Days With Snow

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5.7		---		---		---		---		1.1		0.7		1.5		1		0.5		0.5		0.3		0.1

Av. # of Days w/Snow Depth Above 0.4in/10mm

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.5		---		---		---		---		0.2		0.5		1.1		0.5		0.2		---		---		---

Average Number of Days With Frost

Years on Record: 13

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		49.9		---		0.1		0.2		1.9		5.1		14.8		14		8.5		3.5		1.4		0.3		0.1

Average Morning Relative Humidity

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		88		84.3		87.5		87.6		89.9		92.2		94.9		95.2		92		86.3		81.8		80.6		83.9

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5478		179.8		149.7		269.7		423		598.3		720		784.3		703.7		564		480.5		357		248

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1091.5		285.2		274		195.3		27		---		---		---		---		---		---		93		217

Average Vapor Pressure

Years on Record: 12

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
InHg		0.3		0.4		0.4		0.4		0.3		0.2		0.2		0.2		0.2		0.2		0.3		0.3		0.4

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		15.3		14.2		12.8		11.4		10.3		9.7		10		11		12.3		13.7		15		15.3

Average Number of Days With Fog

Years on Record: 11

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		40		1.5		1.8		2.9		4.2		6		7.3		8.3		3.7		2.4		0.5		0.6		0.8

Average Percent of Cloud Cover

Years on Record: 10

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		70.2		62.5		65		66.3		68.8		77.5		76.3		76.3		70		72.5		66.3		71.3		70

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.8		6		5.3		4.3		3		2.1		1.6		1.8		2.4		3.4		4.4		5.4		5.7

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		2.5		2.1		1.6		1.1		0.8		0.6		0.7		1		1.4		2		2.4		2.6

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.3		5.4		5.3		4.9		4.1		3.5		3		3.3		3.5		4.1		4.5		5		5

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.3		5.5		5.4		5		4.3		3.8		3.1		3.5		3.5		3.9		4.2		4.8		4.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.8		6		5.3		4.3		3		2.1		1.6		1.8		2.4		3.4		4.4		5.4		5.7

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		2.6		2.2		1.7		1.2		0.8		0.6		0.7		1		1.5		2		2.5		2.7

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.2		6.4		5.9		6.3		5.1		4.3		3.6		4.1		4.5		5		5.3		5.8		5.8

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.8		7.7		6.5		7.4		6		4.8		4		4.6		5.1		5.2		5.6		6.5		6.4

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		4.9		3.9		3.4		2.5		1.9		1.2		1.6		2		2.8		3.3		4.3		4.2

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		2.2		2		1.3		0.9		0.7		0.6		0.6		0.9		1.3		1.9		2.3		2.5

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.3		4.4		3.8		3.6		3.1		3		2		2.6		2.6		3.3		3.3		4		3.8

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.8		3.7		2.9		3.1		2.9		3.1		1.9		2.6		2.4		2.7		2.4		3		2.6