Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Kotsubaki experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 35°F in January while summers reach 72°F in July. The area gets 229 sunny days per year, above the national average. Annual precipitation totals 58.7 inches (wetter than the 38-inch national average). The area receives 3.7 inches of snow annually. The city sits at an elevation of 2,464 feet.
Temperature
35°F Jan (2°C)72°F Jul (22°C)
Annual Average
53.9°F
0% below US avg
January Average
35°F (2°C)
July Average
72°F (22°C)
Sunny Days
229 days/yr
Geography
Elevation
2,464 ft (751 m)
Area
82.5 sq mi (213.6 km²)
Population Density
20/sq mi
Coordinates
35.5256°N, 139.0531°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall58.7"
55% above US avg
Snowfall3.7"
Wettest Month (Aug)8.78"
Driest Month (Dec)1.42"
Air Quality
Earthquake History
1,618 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M6.4.
Feb 20, 1990
28 km E of Shimoda, Japan
M6.4
93 km
14 km
Jun 1, 1990
near the east coast of Honshu, Japan
M6.3
116 km
67 km
Apr 11, 2011
23 km SE of T?gane, Japan
M6.2
138 km
15 km
Apr 21, 2011
6 km WNW of T?gane, Japan
M6.2
113 km
43 km
Jun 3, 2000
6 km SE of Narut?, Japan
M6.2
128 km
62 km
Aug 10, 2009
8 km NE of Sagara, Japan
M6.2
113 km
40 km
May 26, 2023
12 km SE of Narutō, Japan
M6.1
134 km
42 km
Jul 15, 2000
near the south coast of Honshu, Japan
M6.1
136 km
10 km
Jul 1, 2000
53 km SSE of Shimoda, Japan
M6.1
145 km
10 km
Mar 15, 2011
6 km NNW of Fujinomiya, Japan
M6.0
51 km
9 km
May 4, 2014
31 km ESE of It?, Japan
M6.0
76 km
153 km
Mar 14, 2012
5 km SE of Asahi, Japan
M6.0
150 km
10 km
Aug 1, 2011
20 km E of ?yama, Japan
M5.9
114 km
13 km
Jan 15, 2007
15 km WSW of Heda, Japan
M5.9
80 km
170 km
Apr 10, 2005
near the east coast of Honshu, Japan
M5.9
122 km
43 km
Jul 23, 2005
9 km WSW of Ichihara, Japan
M5.9
84 km
61 km
Apr 16, 2011
6 km ENE of Tanuma, Japan
M5.8
109 km
77 km
Feb 25, 2013
29 km NE of Numata, Japan
M5.8
148 km
10 km
Apr 29, 2012
5 km NNW of T?gane, Japan
M5.8
118 km
44 km
Feb 1, 1992
4 km SSE of Miura, Japan
M5.8
71 km
100 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
41 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 4.
Year
Name
Category
Max Wind
Closest
2025
Nakri
Category 1
—
293 km
2024
Ampil
Category 3
98 mph
245 km
2024
Jebi
Category 1
75 mph
297 km
2019
Faxai
Category 4
98 mph
64 km
2019
Hagibis
Category 2
92 mph
33 km
2018
Jongdari
Category 2
86 mph
163 km
2018
Jebi
Category 1
81 mph
295 km
2018
Shanshan
Category 1
81 mph
203 km
2017
Lan
Category 1
98 mph
291 km
2016
Mindulle
Category 1
75 mph
142 km
2014
Phanfone
Category 1
81 mph
91 km
2011
Roke
Category 3
92 mph
44 km
2009
Melor
Category 1
86 mph
281 km
2009
Krovanh
Category 1
69 mph
238 km
2008
Sinlaku
Category 1
75 mph
299 km
2007
Fitow
Category 1
81 mph
16 km
2005
Mawar
Category 2
86 mph
62 km
2004
Ma-on
Category 4
92 mph
43 km
2003
Choi-wan
Category 3
81 mph
300 km
2003
Etau
Category 1
52 mph
258 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
20 tsunamis recorded within 500 km.
Highest wave on record: 13.0 m (43 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1923
SAGAMI BAY
Earthquake
13.0 m
105,385
62 km
1703
OFF SW BOSO PENINSULA
Earthquake
11.7 m
5,233
114 km
1495
KAMAKURA, SAGAMI BAY, TOKAIDO
Earthquake
5.0 m
200
62 km
1433
OFF IZU-OSHIMA
Earthquake
2.0 m
—
81 km
2009
HONSHU: S COAST
Earthquake
0.6 m
1
113 km
1980
HONSHU ISLAND
Earthquake
0.6 m
—
81 km
1978
TOKAIDO
Earthquake
0.4 m
25
82 km
1923
RYUKYU ISLANDS
Earthquake
0.3 m
—
125 km
1974
TOKAIDO
Earthquake
0.2 m
30
108 km
1990
JAPAN
Earthquake
0.2 m
—
93 km
2000
HONSHU: S COAST
Earthquake
0.1 m
—
136 km
2000
KOZU-SHIMA ISLAND, HONSHU
Earthquake
0.1 m
1
145 km
1857
TOKAIDO
Earthquake
—
—
106 km
1855
TOKAIDO
Earthquake
—
6,757
69 km
1782
ODAWARA, SAGAMI BAY
Eruption + Earthquake
—
—
75 km
1642
BOSO, JAPAN
Earthquake
—
—
145 km
1633
SAGAMI BAY
Earthquake
—
150
39 km
1602
BOSO, JAPAN
Eruption + Earthquake
—
—
140 km
1589
SURUGA, JAPAN
Earthquake
—
—
112 km
1257
SAGAMI BAY, JAPAN
Earthquake
—
—
54 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km.
Closest: Hakoneyama (33 km).
Name
Type
Elevation
Last Eruption
Distance
Hakoneyama
Complex
1,438 m (4,718 ft)
2015
33 km
Fujisan
Stratovolcano
3,776 m (12,388 ft)
1708
35 km
Izu-Tobu
Pyroclastic cone(s)
1,406 m (4,613 ft)
1989
70 km
Yokodake
Stratovolcano(es)
2,480 m (8,136 ft)
1200
91 km
Izu-Oshima
Stratovolcano
758 m (2,487 ft)
1990
94 km
Harunasan
Stratovolcano
1,449 m (4,754 ft)
550
107 km
Asamayama
Complex
2,568 m (8,425 ft)
2019
109 km
Toshima
Stratovolcano
508 m (1,667 ft)
-4550
114 km
Akagisan
Stratovolcano
1,828 m (5,997 ft)
Unknown
116 km
Niijima
Lava dome(s)
432 m (1,417 ft)
886
127 km
Kusatsu-Shiranesan
Stratovolcano(es)
2,165 m (7,103 ft)
2018
130 km
Shiga
Shield(s)
2,041 m (6,696 ft)
Unknown
138 km
Nantaisan
Stratovolcano
2,486 m (8,156 ft)
-9540
143 km
Nikko-Shiranesan
Shield
2,578 m (8,458 ft)
1952
145 km
Kozushima
Lava dome(s)
572 m (1,877 ft)
838
146 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
35°F (2°C)
1.6 in
Coldest
February
36°F (2°C)
2.1 in
March
41°F (5°C)
3.6 in
April
51°F (11°C)
4.4 in
May
59°F (15°C)
5.2 in
June
65°F (18°C)
7.5 in
July
72°F (22°C)
6.3 in
August
74°F (24°C)
8.8 in
Warmest, Wettest
September
68°F (20°C)
8.7 in
October
57°F (14°C)
6.3 in
November
48°F (9°C)
3.0 in
December
40°F (4°C)
1.4 in
Driest
Kotsubaki has a seasonal temperature swing of 39°F / from 35°F in January to 74°F in August. Total annual precipitation is 58.7 inches, with August being the wettest month (8.8") and December the driest (1.4").