Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Honaunau-Napoopoo enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 66°F in January while summers reach 70°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 36.2 inches. 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 3,736 feet.
Temperature
66°F Jan (19°C)70°F Jul (21°C)
Annual Average
68.1°F
26% above US avg
January Average
66°F (19°C)
July Average
70°F (21°C)
Sunny Days
330 days/yr
Geography
Elevation
3,736 ft (1,139 m)
Area
40.7 sq mi (105.4 km²)
Population Density
67/sq mi
Coordinates
19.4725°N, 155.8415°W
Timezone
Pacific/Honolulu
County
Hawaii County County
Nearest Airport
Ellison Onizuka Kona International At Keahole (KOA) 19 miles away
Precipitation & Snow
Annual Rainfall36.2"
5% below US avg
Snowfall0.0"
Wettest Month (May)8.19"
Driest Month (Sep)4.17"
Air Quality
AQI Median
24.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively High
Risk Score
98.5 / 100
Social Vulnerability
56.8 / 100
Community Resilience
56.7 / 100
Hazard Breakdown
Tornado
Very Low
Hurricane
Relatively Low
Earthquake
Relatively High
Wildfire
Relatively High
Flood
Relatively High
Hail
Very Low
Strong Wind
Very Low
Heat Wave
No Rating
Winter Weather
Very Low
Lightning
Very High
Ice Storm
Very Low
Drought
Very Low
Cold Wave
Very Low
Landslide
Relatively Low
Coastal Flood
Relatively Low
Tsunami
Relatively Moderate
Volcano
Very High
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
14,270 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M6.9.
May 4, 2018
18 km SSW of Leilani Estates, Hawaii
M6.9
90 km
6 km
Feb 9, 2024
2 km SW of Pāhala, Hawaii
M5.9
48 km
37 km
May 4, 2018
18 km SW of Leilani Estates, Hawaii
M5.7
88 km
6 km
Apr 17, 1999
5 km N of P?hala, Hawaii
M5.6
44 km
9 km
Mar 13, 2019
13 km SSE of Volcano, Hawaii
M5.5
69 km
7 km
May 8, 1991
Hawaii region, Hawaii
M5.5
42 km
29 km
Aug 14, 2007
15 km SSE of Fern Forest, Hawaii
M5.4
82 km
9 km
Jul 17, 2005
35 km SSE of Naalehu, Hawaii
M5.4
88 km
32 km
Apr 14, 2019
20 km E of Kalaoa, Hawaii
M5.3
30 km
13 km
Jun 5, 2013
54 km SE of P?hala, Hawaii
M5.3
103 km
40 km
Jul 15, 2005
50 km NNE of Pa‘auilo, Hawaii
M5.3
130 km
15 km
Jun 8, 2017
15 km S of Fern Forest, Hawaii
M5.3
77 km
6 km
Feb 1, 1994
19 km ENE of P?hala, Hawaii
M5.3
62 km
34 km
Dec 9, 1991
20 km SSW of Hawaiian Ocean View, Hawaii
M5.2
65 km
44 km
Jun 28, 2015
12 km SSE of Volcano, Hawaii
M5.2
68 km
8 km
Jul 5, 2021
12 km NNW of Kukuihaele, Hawaii
M5.2
86 km
27 km
Jun 27, 1998
51 km NW of Kalaoa, Hawaii
M5.1
83 km
4 km
Jun 30, 1997
14 km SSE of Fern Forest, Hawaii
M5.1
83 km
8 km
May 13, 2005
45 km ESE of Naalehu, Hawaii
M5.1
95 km
43 km
May 3, 2018
15 km SSE of Fern Forest, Hawaii
M5.1
82 km
6 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 3.
Year
Name
Category
Max Wind
Closest
2024
Hone
Category 1
86 mph
125 km
2020
Douglas
Category 1
92 mph
187 km
2018
Lane
Category 4
132 mph
249 km
2014
Iselle
Category 1
81 mph
224 km
2014
Ana
Category 1
86 mph
240 km
2007
Flossie
Category 2
104 mph
231 km
1986
Estelle
Category 2
92 mph
275 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
7 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF2. Total: 4 injuries.
Date
Rating
Distance
Path
Fatalities
Jan 28, 1971
EF2
28 km
1.0 mi
0
Mar 25, 1988
EF1
36 km
0.2 mi
0
Mar 20, 1980
EF1
82 km
1.0 mi
0
Feb 28, 2004
EF0
51 km
5.0 mi
0
Apr 3, 1986
EF0
82 km
0.2 mi
0
Nov 20, 1978
EF0
99 km
0.1 mi
0
Mar 19, 1955
EF0
86 km
0.1 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
10 tsunamis recorded within 500 km.
Highest wave on record: 14.3 m (47 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1975
HAWAII
Eruption + Earthquake
14.3 m
2
85 km
1868
HAWAII
Earthquake
13.7 m
77
64 km
1869
OFF COAST OF HAWAII
Unknown
8.2 m
—
106 km
1919
ALIKA, HAWAII
Explosion
4.3 m
—
28 km
1951
HAWAII
Earthquake
3.6 m
—
17 km
1952
HAWAII
Earthquake
3.0 m
—
98 km
1908
HAWAII
Earthquake
1.2 m
—
103 km
2018
HAWAII
Eruption
0.4 m
—
90 km
1989
HAWAII
Eruption + Earthquake
0.3 m
—
81 km
2006
HAWAII
Earthquake
0.1 m
—
46 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
5 volcanoes within 200 km.
Closest: Mauna Loa (25 km).
Name
Type
Elevation
Last Eruption
Distance
Mauna Loa
Shield
4,170 m (13,681 ft)
1984
25 km
Hualalai
Shield
2,523 m (8,278 ft)
1801
25 km
Mauna Kea
Shield
4,205 m (13,796 ft)
-2460
55 km
Kilauea
Shield
1,222 m (4,009 ft)
2018
58 km
Haleakala
Shield
3,055 m (10,023 ft)
1750
144 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
17 wildfires (100+ acres) recorded within 100 km.
Largest: MANA ROAD FIRE (39,849 acres, 2021).
Year
Name
Acres Burned
Distance
2021
MANA ROAD FIRE
39,849
55 km
2005
LALAMILO
18,960
56 km
2018
HIGHWAY 190 FIRE
15,617
47 km
2022
LEILANI
14,674
36 km
2007
WAIKOLOA FIRE
8,791
46 km
2018
KEAUHOU RANCH BRUSH FIRE
3,845
52 km
2015
KAWAIHAE FIRE
3,743
63 km
2003
LUHI FIRE
3,479
75 km
2002
KUPUKUPU
2,479
77 km
2003
PANAU IKI
1,926
78 km
2016
PUUWAAWAA MAKAI
1,691
37 km
2017
WAIKAPUNA FIRE
1,591
56 km
1992
KAWAIHAE
1,567
62 km
2000
AHUWELA
1,482
63 km
2000
UNNAMED
1,178
57 km
2005
AKONE-PULE HWY
1,148
73 km
2000
BROOMSEDGE
1,011
57 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
66°F (19°C)
5.2 in
Coldest
February
67°F (19°C)
5.6 in
March
67°F (19°C)
6.5 in
April
68°F (20°C)
7.4 in
May
69°F (21°C)
8.2 in
Wettest
June
70°F (21°C)
4.8 in
July
70°F (21°C)
5.6 in
August
72°F (22°C)
5.7 in
Warmest
September
72°F (22°C)
4.2 in
Driest
October
71°F (22°C)
4.2 in
November
70°F (21°C)
6.4 in
December
67°F (20°C)
4.6 in
Honaunau-Napoopoo has a seasonal temperature swing of 6°F / from 66°F in January to 72°F in August. Total annual precipitation is 68.3 inches, with May being the wettest month (8.2") and September the driest (4.2").