Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Abu enjoys a temperate climate with an average annual temperature of 58°F (15°C). Winters average 40°F in January while summers reach 77°F in July. The area gets 206 sunny days per year. Annual precipitation totals 71.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 7 feet.
Temperature
40°F Jan (4°C)77°F Jul (25°C)
Annual Average
58.2°F
8% above US avg
January Average
40°F (4°C)
July Average
77°F (25°C)
Sunny Days
206 days/yr
Geography
Elevation
7 ft (2 m)
Area
269.6 sq mi (698.3 km²)
Population Density
13/sq mi
Coordinates
34.5000°N, 131.4667°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall71.9"
89% above US avg
Snowfall0.0"
Wettest Month (Jul)11.50"
Driest Month (Dec)2.68"
Air Quality
Earthquake History
109 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M6.8.
Mar 24, 2001
16 km SSW of Kure, Japan
M6.8
108 km
50 km
Mar 20, 2005
28 km NNW of Maebaru-ch??, Japan
M6.6
145 km
10 km
Mar 13, 2014
32 km SSW of Hikari, Japan
M6.3
97 km
79 km
Jun 25, 1997
17 km E of Hagi, Japan
M5.9
17 km
10 km
Apr 8, 2018
8 km NNE of ?dach?-?da, Japan
M5.7
130 km
10 km
May 22, 1998
9 km NE of Bungo-Takada-shi, Japan
M5.5
98 km
81 km
Oct 28, 1991
13 km SSW of Ube, Japan
M5.2
78 km
17 km
Jul 17, 2021
29 km NE of Kitsuki, Japan
M5.2
104 km
64 km
Mar 25, 2001
22 km WNW of H?j?, Japan
M5.2
113 km
43 km
Apr 15, 2016
11 km WSW of Beppu, Japan
M5.1
139 km
10 km
Apr 2, 1997
34 km WSW of ?zu, Japan
M5.1
145 km
46 km
Jun 3, 2011
9 km ENE of G?tsuch?, Japan
M5.0
98 km
10 km
Jan 3, 1991
22 km W of ?zu, Japan
M5.0
136 km
63 km
Mar 8, 2020
28 km NE of Usuki, Japan
M4.9
139 km
58 km
Jul 1, 2016
17 km NE of Kitsuki, Japan
M4.9
112 km
79 km
Jan 9, 2001
40 km W of ?zu, Japan
M4.9
120 km
49 km
Mar 22, 2005
17 km N of Maebaru-ch??, Japan
M4.9
145 km
10 km
Aug 30, 1993
16 km WSW of ?zu, Japan
M4.9
146 km
47 km
Aug 15, 2016
26 km ENE of Kitsuki, Japan
M4.9
120 km
72 km
Feb 26, 2024
18 km N of Yawatahama, Japan
M4.9
130 km
42 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
48 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 3.
Year
Name
Category
Max Wind
Closest
2024
Shanshan
Category 1
86 mph
247 km
2022
Nanmadol
Category 1
86 mph
128 km
2022
Hinnamnor
Category 1
81 mph
221 km
2020
Haishen
Category 2
98 mph
222 km
2020
Maysak
Category 1
92 mph
259 km
2019
Francisco
Category 1
81 mph
195 km
2018
Jebi
Category 3
98 mph
294 km
2018
Trami
Category 1
92 mph
283 km
2018
Cimaron
Category 1
92 mph
296 km
2018
Prapiroon
Category 1
69 mph
223 km
2017
Noru
Category 1
69 mph
259 km
2016
Malakas
Category 1
86 mph
267 km
2015
Goni
Category 3
98 mph
71 km
2014
Halong
Category 1
81 mph
238 km
2013
Danas
Category 1
69 mph
287 km
2011
Ma-on
Category 1
86 mph
257 km
2007
Usagi
Category 2
92 mph
47 km
2007
Man-yi
Category 1
81 mph
235 km
2006
Shanshan
Category 1
92 mph
113 km
2005
Nabi
Category 2
86 mph
65 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
6 tsunamis recorded within 500 km.
Highest wave on record: 10.0 m (33 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1026
OFF MASUDA, SHIMANE PREFECTURE
Earthquake
10.0 m
1,001
45 km
1596
BEPPU BAY, KYUSHU
Eruption + Earthquake
8.0 m
708
135 km
1872
SW. HONSHU ISLAND
Earthquake
3.0 m
804
66 km
1715
SEIKAIDO
Earthquake
—
—
135 km
1698
SEIKAIDO-NANKAIDO
Earthquake
—
—
135 km
1597
BEPPU BAY, JAPAN
Eruption + Earthquake
—
40
134 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
5 volcanoes within 200 km.
Closest: Abu (12 km).
Name
Type
Elevation
Last Eruption
Distance
Abu
Shield(s)
641 m (2,103 ft)
-6850
12 km
Sanbesan
Stratovolcano
1,126 m (3,694 ft)
650
127 km
Yufu-Tsurumi
Lava dome(s)
1,584 m (5,197 ft)
867
136 km
Kujusan
Stratovolcano(es)
1,791 m (5,876 ft)
1996
159 km
Asosan
Caldera
1,592 m (5,223 ft)
2020
183 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
40°F (4°C)
3.4 in
Coldest
February
41°F (5°C)
3.6 in
March
45°F (7°C)
5.2 in
April
55°F (13°C)
7.1 in
May
63°F (17°C)
6.8 in
June
69°F (21°C)
11.1 in
July
77°F (25°C)
11.5 in
Wettest
August
79°F (26°C)
5.8 in
Warmest
September
72°F (22°C)
7.5 in
October
62°F (17°C)
4.0 in
November
53°F (12°C)
3.3 in
December
44°F (7°C)
2.7 in
Driest
Abu has a seasonal temperature swing of 39°F / from 40°F in January to 79°F in August. Total annual precipitation is 71.9 inches, with July being the wettest month (11.5") and December the driest (2.7").