CASTLE HILL, NEW ZEALAND

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		46.9		57		57		53.2		47.7		42.4		37.6		36.5		38.7		42.6		46		49.8		53.6

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		57.4		69.4		69.1		64.9		58.3		51.6		45.9		45.1		47.7		53.1		56.8		61.3		65.1

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		36.3		44.6		44.8		41.7		36.9		33.1		29.3		27.9		29.7		32.2		35.1		38.3		42.1

Highest Recorded Temperature

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		91.9		90.9		91.9		87.6		76.5		67.8		61.7		60.6		71.4		77.2		81.7		85.1		85.3

Lowest Recorded Temperature

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		---		---		---		---		34.5		---		---		---		---		---		---		---		---

Average Number of Days Above 80F/26C

Years on Record: 45

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		13.3		5.2		4.7		1.2		---		---		---		---		---		---		---		0.5		1.7

Average Number of Days With Hail

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.8		0.1		0.3		---		0.1		0.2		0.1		---		0.1		0.1		0.4		0.2		0.2

Average Rainfall

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		18.1		1.2		1		1.2		1.2		1.4		1.7		1.6		1.9		1.7		2		1.5		1.6

Average Number of Rainy Days

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		194.3		14.1		12		14		15		16.1		17.4		18		18.9		18.2		18.5		15.5		16.6

Average Number of Days With Thunderstorms

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2.1		0.2		0.2		---		0.2		0.2		---		0.1		0.1		0.5		0.3		---		0.3

Most Rain Reported in a Day

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		5.8		3		4.1		3.1		3.4		4		5.6		4.6		5.8		4.5		4.4		4.2		4.2

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

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		138.2		10.3		8.3		9.3		9.8		10.8		12		12.2		13.4		13		14.6		12.1		12.4

Average Number of Days With Snow

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		37.8		0.1		0.5		1		1.7		3.6		4.5		7.3		7.4		4.9		3.9		2.1		0.8

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

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		39.1		0.1		0.1		0.3		0.8		2.1		6.1		13.7		10.1		3.5		1.7		0.5		0.1

Average Number of Days With Frost

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		122.5		0.4		0.4		1.5		5.6		14.7		22		25		22.4		14.9		10.3		4		1.3

Average Morning Relative Humidity

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		78.4		71.5		75		79.2		81.7		84.8		86		88.1		84.1		76.9		72.4		69.6		71.4

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		6650.6		248		226		365.8		519		700.6		822		883.5		815.3		672		589		456		353.4

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		625.6		217		197.8		99.2		---		---		---		---		---		---		---		---		111.6

Average Vapor Pressure

Years on Record: 22

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

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		15.5		14.3		12.8		11.4		10.2		9.6		9.9		10.9		12.3		13.8		15.2		15.5

Average Number of Days With Fog

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10.5		0.7		0.7		1.7		1.5		0.8		1.1		1.1		0.7		0.7		0.7		0.3		0.5

Average Percent of Cloud Cover

Years on Record: 23

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		58.5		60		55		61.3		55		57.5		52.5		56.3		56.3		60		61.3		63.8		63.8

Highest Reported Hourly Wind Speed

Years on Record: 41

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		34.9		34.2		26.7		25		26.7		25.2		31.8		22.6		24		30.9		28.6		29.1		34.9

Highest Reported Wind Gust

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		93.3		79.4		76.1		83		93.3		92.1		66.9		73.6		79.4		73.6		88.6		92.1		69.1

Avg. # of Days w/Wind Above 32 mph/52 km/h

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		127.4		10.3		7.5		11		8.9		10.2		9.2		7.3		8.9		13.6		14		14.1		12.4

Avg. # of Days w/Wind Above 39 mph/63 km/h

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		74.5		5.7		4.1		6.4		5.5		6.2		5.5		4.7		4.8		8.4		9.3		7.8		6.1

Average Primary Wind Direction

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
°		198.2		185.9		224.5		171		167		241.6		201.1		200.6		251.3		185.5		199		159.4		191.6

Avg. # of Days w/Wind Above 59 mph/82 km/h

Years on Record: 18

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		9.4		0.7		0.3		0.6		1		0.7		0.3		0.3		0.9		0.7		1.7		1.6		0.6

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.5		5.7		5		3.9		2.7		1.8		1.3		1.6		2.2		3.1		4.1		5.1		5.4

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		0.7		0.6		0.7		1		1.4		2		2.4		2.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.9		5.1		5		4.5		3.6		3		2.5		2.8		3.1		3.7		4.2		4.7		4.7

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.8		5.1		4.9		4.4		3.7		3.1		2.5		2.8		3		3.4		3.7		4.4		4.3

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.5		5.7		5		3.9		2.7		1.8		1.3		1.6		2.2		3.1		4.1		5.1		5.4

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		1.1		0.8		0.6		0.7		1		1.4		2		2.4		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		4.6		5.8		5.6		5.8		4.4		3.6		2.9		3.4		3.9		4.4		4.9		5.3		5.7

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		6.6		6.1		6.6		4.9		3.9		3		3.6		4.2		4.4		4.9		5.5		6.2

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.9		4.8		3.9		3.4		2.2		1.6		1.1		1.4		1.9		2.5		3.2		4.2		4.3

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		2.4		2		1.4		1		0.7		0.6		0.6		0.9		1.4		1.9		2.4		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		3.1		4.3		3.8		3.7		2.7		2.6		1.8		2.3		2.6		2.8		3.2		3.8		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		2.6		3.5		2.9		3.2		2.4		2.5		1.7		2.2		2.3		2.2		2.2		2.9		2.7