Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ōbu enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 40°F in January while summers reach 79°F in July. The area gets 198 sunny days per year. Annual precipitation totals 76.1 inches (wetter than the 38-inch national average). The city sits at an elevation of 75 feet.
Temperature
40°F Jan (5°C)79°F Jul (26°C)
Annual Average
60.1°F
11% above US avg
January Average
40°F (5°C)
July Average
79°F (26°C)
Sunny Days
198 days/yr
Geography
Elevation
75 ft (23 m)
Area
13.0 sq mi (33.7 km²)
Population Density
7,163/sq mi
Coordinates
35.0176°N, 136.9495°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall76.1"
100% above US avg
Snowfall0.0"
Wettest Month (Jun)10.75"
Driest Month (Dec)2.09"
Air Quality
Earthquake History
555 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M6.2.
Aug 10, 2009
8 km NE of Sagara, Japan
M6.2
124 km
40 km
Apr 11, 1990
11 km ENE of Maizuru, Japan
M6.1
145 km
362 km
Jul 7, 1995
62 km SSE of Toba, Japan
M6.0
117 km
333 km
Aug 1, 2011
20 km E of ?yama, Japan
M5.9
142 km
13 km
Jun 1, 1998
17 km SW of Owase, Japan
M5.8
143 km
399 km
May 23, 1997
38 km SSE of Tahara, Japan
M5.8
87 km
11 km
Mar 16, 1997
5 km NE of Toyokawa, Japan
M5.6
49 km
36 km
Nov 18, 2013
25 km SE of Toba, Japan
M5.6
77 km
328 km
Jun 17, 2018
near the south coast of western Honshu, Japan
M5.5
121 km
10 km
Aug 1, 2007
42 km ESE of Owase, Japan
M5.5
128 km
371 km
Oct 30, 2000
western Honshu, Japan
M5.5
104 km
35 km
Jan 18, 2003
67 km SSE of Toba, Japan
M5.5
122 km
33 km
Aug 26, 2010
25 km ENE of Katsuyama, Japan
M5.4
123 km
278 km
Apr 3, 2001
10 km NE of Mori, Japan
M5.4
99 km
33 km
May 9, 2022
7 km NE of Toba, Japan
M5.3
54 km
329 km
Jan 6, 2004
36 km S of Ise, Japan
M5.3
99 km
33 km
Jan 15, 2021
76 km SSE of Toba, Japan
M5.2
130 km
360 km
Apr 23, 2020
18 km WNW of Shiojiri, Japan
M5.2
148 km
10 km
Oct 5, 1996
12 km NW of Kanaya, Japan
M5.2
100 km
48 km
Apr 22, 1998
18 km SE of Hikone, Japan
M5.2
51 km
33 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
46 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 4.
Year
Name
Category
Max Wind
Closest
2023
Lan
Category 2
75 mph
186 km
2019
Faxai
Category 4
98 mph
214 km
2019
Hagibis
Category 2
92 mph
166 km
2018
Jebi
Category 3
98 mph
134 km
2018
Trami
Category 1
92 mph
190 km
2018
Cimaron
Category 1
86 mph
211 km
2018
Jongdari
Category 1
81 mph
59 km
2017
Lan
Category 1
98 mph
181 km
2017
Noru
Category 1
69 mph
204 km
2016
Mindulle
Category 1
75 mph
247 km
2014
Phanfone
Category 1
86 mph
83 km
2013
Wipha
Category 1
81 mph
300 km
2011
Roke
Category 3
98 mph
76 km
2011
Ma-on
Category 1
86 mph
267 km
2010
Chaba
Category 1
75 mph
282 km
2009
Melor
Category 1
86 mph
118 km
2008
Sinlaku
Category 1
75 mph
169 km
2007
Fitow
Category 1
81 mph
179 km
2005
Mawar
Category 2
86 mph
163 km
2004
Ma-on
Category 4
92 mph
147 km
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
17 tsunamis recorded within 500 km.
Highest wave on record: 21.0 m (69 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1854
ENSHUNADA SEA
Earthquake
21.0 m
1,000
143 km
1707
ENSHUNADA
Earthquake
11.0 m
2,000
128 km
1944
OFF SOUTHEAST COAST KII PENINSULA
Earthquake
10.0 m
1,223
114 km
1096
ENSHUNADA
Earthquake
7.0 m
-
124 km
1855
ENSHUNADA
Earthquake
3.0 m
-
83 km
1510
OSAKA BAY
Earthquake
2.0 m
-
149 km
1408
KUMANONADA
Earthquake
2.0 m
-
136 km
922
KUMANONADA
Earthquake
2.0 m
-
137 km
1909
ANEGAWA, JAPAN
Earthquake
1.8 m
41
73 km
1945
TOKAIDO
Earthquake
1.0 m
2,306
42 km
2009
HONSHU: S COAST
Earthquake
0.6 m
1
124 km
1857
TOKAIDO
Earthquake
-
-
126 km
1708
TOKAIDO
Earthquake
-
-
113 km
1666
AICHI PREFECTURE
Earthquake
-
-
14 km
1589
SURUGA, JAPAN
Earthquake
-
-
117 km
1586
ISE BAY
Earthquake
-
8,000
14 km
704
KUMANONADA
Earthquake
-
-
137 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
10 volcanoes within 200 km.
Closest: Ontakesan (109 km).
Name
Type
Elevation
Last Eruption
Distance
Ontakesan
Complex
3,067 m (10,062 ft)
2014
109 km
Hakusan
Stratovolcano
2,702 m (8,865 ft)
1659
128 km
Norikuradake
Stratovolcano(es)
3,026 m (9,928 ft)
-50
133 km
Yakedake
Stratovolcano(es)
2,455 m (8,054 ft)
1995
146 km
Washiba-Kumonotaira
Shield(s)
2,924 m (9,593 ft)
Unknown
165 km
Fujisan
Stratovolcano
3,776 m (12,388 ft)
1708
166 km
Yokodake
Stratovolcano(es)
2,480 m (8,136 ft)
1200
172 km
Midagahara
Stratovolcano
2,621 m (8,599 ft)
1839
182 km
Hakoneyama
Complex
1,438 m (4,718 ft)
2015
190 km
Izu-Tobu
Pyroclastic cone(s)
1,406 m (4,613 ft)
1989
196 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
40°F (5°C)
2.3 in
Coldest
February
41°F (5°C)
3.2 in
March
47°F (8°C)
5.2 in
April
58°F (14°C)
7.3 in
May
66°F (19°C)
7.5 in
June
72°F (22°C)
10.8 in
Wettest
July
79°F (26°C)
10.5 in
August
82°F (28°C)
7.7 in
Warmest
September
75°F (24°C)
9.9 in
October
64°F (18°C)
5.9 in
November
54°F (12°C)
3.8 in
December
45°F (7°C)
2.1 in
Driest
Ōbu has a seasonal temperature swing of 41°F / from 40°F in January to 82°F in August. Total annual precipitation is 76.1 inches, with June being the wettest month (10.8") and December the driest (2.1").