Weather & Climate in Maunaloa, HI

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Maunaloa has a warm climate with an average annual temperature of 76°F (24°C). Winters average 72°F in January while summers reach 79°F in July / relatively mild seasonal variation. The area gets 330 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 21.7 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 24 / among the cleanest air in the country. The city sits at an elevation of 1,019 feet.

Temperature

72°F Jan (22°C) 79°F Jul (26°C)

Annual Average	75.9°F
	41% above US avg
January Average	72°F (22°C)
July Average	79°F (26°C)
Sunny Days	330 days/yr

Geography

Elevation	1,019 ft (311 m)
Area	0.7 sq mi (1.9 km²)
Population Density	395/sq mi
Coordinates	21.1334°N, 157.2122°W
Timezone	Pacific/Honolulu
County	Kalawao County County
Nearest Airport	Daniel K Inouye International (HNL) 47 miles away

Precipitation & Snow

Annual Rainfall 21.7"

43% below US avg

Snowfall 0.0"

Wettest Month (Jan) 6.14"

Driest Month (Jun) 1.81"

Air Quality

AQI Median	24.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very Low
Risk Score	0.1 / 100
Social Vulnerability	78.5 / 100
Community Resilience	99.9 / 100

Hazard Breakdown

Tornado	Very Low
Hurricane	Very Low
Earthquake	Very Low
Wildfire	Very Low
Flood	Very Low
Hail	Very Low
Strong Wind	Very Low
Heat Wave	No Rating
Lightning	Very Low
Drought	No Rating
Cold Wave	No Rating
Landslide	Very Low
Coastal Flood	Very Low
Tsunami	Very Low
Volcano	Very Low

Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

220 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.

Mar 20, 1995	Maui region, Hawaii	M4.8	130 km	13 km
Mar 9, 2017	70 km NNE of Kualapu‘u, Hawaii	M4.7	79 km	32 km
Jan 25, 2022	10 km NNE of Wailua, Hawaii	M4.7	120 km	41 km
Nov 22, 1998	30 km NW of H?w?, Hawaii	M4.5	144 km	26 km
Jun 21, 2013	49 km N of Kualapu‘u, Hawaii	M4.5	56 km	35 km
Jul 27, 2006	36 km SSW of M?kena, Hawaii	M4.4	110 km	31 km
Jul 30, 2017	33 km WNW of H?w?, Hawaii	M4.2	141 km	16 km
Aug 22, 2014	54 km SW of Maunaloa, Hawaii	M4.2	55 km	6 km
May 20, 2005	28 km ENE of Ka‘a‘awa, Hawaii	M4.1	72 km	10 km
Jun 7, 2014	5 km ESE of Maunaloa, Hawaii	M4.1	5 km	0 km
Jun 1, 2006	66 km N of Kualapu‘u, Hawaii	M4.1	73 km	31 km
Oct 23, 1991	29 km NW of Maunaloa, Hawaii	M4.0	30 km	23 km
Apr 18, 1999	3 km WSW of Hana, Hawaii	M4.0	131 km	10 km
Oct 28, 1998	9 km W of M?kena, Hawaii	M4.0	88 km	10 km
Nov 17, 2000	26 km NE of Haiku-Pauwela, Hawaii	M3.9	112 km	11 km
Jul 19, 2010	37 km S of Honolulu, Hawaii	M3.9	71 km	3 km
Sep 17, 1996	109 km NNE of Waialua, Hawaii	M3.9	125 km	32 km
Aug 15, 2002	Oahu region, Hawaii	M3.9	50 km	5 km
Jun 14, 1991	24 km NNE of Kualapu‘u, Hawaii	M3.8	37 km	4 km
Feb 1, 2017	131 km SW of Lanai City, Hawaii	M3.8	141 km	32 km

Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.

Hurricane History

7 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.

Year	Name	Category	Max Wind	Closest
2024	Hone	Category 1	75 mph	287 km
2020	Douglas	Category 1	92 mph	89 km
2018	Lane	Category 2	92 mph	269 km
2016	Lester	Category 1	81 mph	197 km
2014	Ana	Category 1	81 mph	237 km
1992	Iniki	Category 4	144 mph	271 km
1982	Iwa	Category 1	92 mph	271 km

Source: NOAA IBTrACS (Category 1+, 1980–2026).

Tornado History

24 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 1 injury.

Date	Rating	Distance	Path	Fatalities
Mar 18, 1982	EF2	94 km	0.1 mi	0
Feb 11, 1982	EF2	64 km	0.1 mi	0
Feb 11, 1982	EF2	57 km	0.1 mi	0
Mar 26, 1988	EF1	97 km	0.2 mi	0
Jun 15, 1971	EF1	76 km	0.5 mi	0
Jan 28, 1971	EF1	94 km	1.7 mi	0
Mar 1, 1963	EF1	92 km	0.1 mi	0
Jan 21, 1957	EF1	99 km	2.5 mi	0
Apr 23, 2015	EF0	89 km	1.0 mi	0
Mar 9, 2012	EF0	60 km	1.3 mi	0
Feb 11, 2011	EF0	89 km	0.0 mi	0
Feb 11, 2009	EF0	91 km	0.4 mi	0
Sep 23, 2008	EF0	46 km	0.8 mi	0
Mar 25, 2006	EF0	93 km	1.0 mi	0
Mar 23, 2006	EF0	45 km	1.0 mi	0
Jan 25, 2004	EF0	91 km	1.0 mi	0
Feb 11, 1989	EF0	91 km	0.2 mi	0
May 13, 1986	EF0	91 km	0.2 mi	0
Sep 26, 1985	EF0	95 km	0.1 mi	0
Sep 23, 1983	EF0	77 km	0.1 mi	0

Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Nearby Volcanoes

1 volcano within 200 km. Closest: Haleakala (111 km).

Name	Type	Elevation	Last Eruption	Distance
Haleakala	Shield	3,055 m (10,023 ft)	1750	111 km

Source: Smithsonian Institution Global Volcanism Program (GVP).

Wildfire History

9 wildfires (100+ acres) recorded within 100 km. Largest: KAUNAKAKAI (8,355 acres, 2009).

Year	Name	Acres Burned	Distance
2009	KAUNAKAKAI	8,355	23 km
2019	WAIKO RD	7,915	87 km
2016	MAALAEA	6,028	78 km
2023	PULEHU	5,712	92 km
2019	CENTRAL MAUI	5,530	92 km
2007	OLOWALU	2,549	69 km
2023	LAHAINA	2,129	63 km
2022	KAUAULU VALLEY	1,920	66 km
2023	MILILANI	1,717	84 km

Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	72°F (22°C)	6.1 in	Wettest
February	71°F (22°C)	3.3 in	Coldest
March	72°F (22°C)	3.6 in
April	73°F (23°C)	3.0 in
May	75°F (24°C)	2.6 in
June	77°F (25°C)	1.8 in	Driest
July	79°F (26°C)	2.6 in	Warmest
August	79°F (26°C)	2.9 in
September	78°F (26°C)	2.5 in
October	77°F (25°C)	4.3 in
November	75°F (24°C)	4.7 in
December	73°F (23°C)	4.4 in

Maunaloa has a seasonal temperature swing of 8°F / from 71°F in February to 79°F in July. Total annual precipitation is 41.7 inches, with January being the wettest month (6.1") and June the driest (1.8").

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