HALENANAHU RESERVOIR, HAWAII

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Elevation: 936 feet Latitude: 22 01N Longitude: 159 27W

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

12:10 pm

01:01 am
Local Time
10:10 pm EDT
24 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °C ] °F

TEMPERATURE

Average Temperature

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		70.9		67.8		67.7		68.4		69.1		70.9		72.5		73.1		73.7		74		73		71.3		69.2

Average High Temperature

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		78.9		76.7		76.7		76.8		77		78.5		79.9		80.2		80.9		82		81.2		79.4		77.7

Average Low Temperature

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		62.9		58.9		58.7		60		61.3		63.3		65		66.1		66.4		66		64.8		63.2		60.6

Highest Recorded Temperature

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		89		86		87		86		86		86		86		88		88		89		88		87		88

Lowest Recorded Temperature

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		42		44		45		46		49		53		55		57		58		58		55		51		42

PRECIPITATION

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		18.4		3.9		2.8		2.3		1.4		0.6		0.2		0.3		0.5		0.6		1.2		1.9		2.7

Average Number of Days With Precipitation

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		289		20		19		23		24		25		25		29		28		25		25		24		22

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		11.7		11.7		11.1		6		8.1		4.9		1.6		1.7		3		2.6		7		5.4		9.9

Most Precipitation Reported in a Day

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		9		8.1		6.2		6.5		7.5		5.8		3.3		3.1		7.5		3.6		7.1		8.4		9

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

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		202		13		12		16		17		18		17		22		20		17		17		18		15

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

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		68		6		4		6		7		5		4		7		6		4		6		7		6

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

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27		3		2		3		3		2		1		2		2		1		2		3		3

DEGREE DAYS

Cooling Degree Days

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2183		97		83		110		126		183		224		253		269		270		247		189		132

Growing Degree Days

Years on Record: 39

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		7636.1		551.8		500		570.4		573		647.9		675		716.1		734.7		720		713		639		595.2

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.5		11.4		11.8		12.4		13.1		13.6		13.9		13.7		13.2		12.6		12		11.5		11.2

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6		4.2		5		6		6.8		7.3		7.6		7.4		7.1		6.6		5.4		4.4		3.9

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		1.2		1.4		1.6		1.8		1.9		1.8		1.9		1.7		1.5		1.4		1.3		1.1

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.2		5		5.8		6.3		6.6		6.6		7.6		6.6		6.7		6.7		6.1		5.3		4.8

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.9		5.7		6.3		6.8		7.4		7.7		8.3		7.9		7.8		7.6		6.7		5.8		5.5

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6		4.2		5		6		6.8		7.3		7.6		7.4		7.1		6.6		5.4		4.4		3.9

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.8		1.4		1.7		1.9		2		2.1		2		2.2		2.1		1.8		1.6		1.4		1.3

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		6.9		5.9		6.8		7.2		7.4		7.1		7.9		7		7.4		7.2		6.7		6		5.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		8.2		7.3		8.1		8.4		9.1		8.9		9		8.9		9.3		8.4		7.7		6.9		7

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.3		3.1		3.8		5.1		6.2		6.7		7.2		6.6		6.3		6		5		3.8		3.4

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.3		1		1.1		1.3		1.4		1.7		1.7		1.7		1.4		1.3		1.2		1.1		0.9

Minimum 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		3.6		4.2		5.4		6		6.1		7.2		6		5.9		6.1		5.5		4.5		4.1

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		5.4		3.3		3.7		5		6.1		6.5		7.5		6.4		6.1		6.4		5.6		4.4		4.2

NEARBY - MAP

NEARBY - LIST

Papuaa Reservoir, Hawaii (1 mi / 2 km)
Waiahi Upper, Hawaii (1 mi / 1 km)
Alexander Reservoir, Hawaii (3 mi / 5 km)
Halenanaho, Hawaii (3 mi / 5 km)
Lihue-Koloa Forest Reserve, Hawaii (3 mi / 5 km)

GEOBA.SE

Halenanahu Reservoir, Hawaii