Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Kozakai-chō enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 41°F in January while summers reach 78°F in July. The area gets 198 sunny days per year. Annual precipitation totals 76.3 inches (wetter than the 38-inch national average). The city sits at an elevation of 23 feet.
Temperature
41°F Jan (5°C)78°F Jul (25°C)
Annual Average
60.1°F
11% above US avg
January Average
41°F (5°C)
July Average
78°F (25°C)
Sunny Days
198 days/yr
Geography
Elevation
23 ft (7 m)
Area
3.8 sq mi (9.9 km²)
Population Density
5,761/sq mi
Coordinates
34.8000°N, 137.3589°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall76.3"
101% above US avg
Snowfall0.0"
Wettest Month (Jun)10.20"
Driest Month (Dec)2.36"
Air Quality
Earthquake History
533 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
83 km
40 km
Mar 15, 2011
6 km NNW of Fujinomiya, Japan
M6.0
123 km
9 km
Jul 7, 1995
62 km SSE of Toba, Japan
M6.0
95 km
333 km
Jan 15, 2007
15 km WSW of Heda, Japan
M5.9
117 km
170 km
Aug 1, 2011
20 km E of ?yama, Japan
M5.9
100 km
13 km
May 23, 1997
38 km SSE of Tahara, Japan
M5.8
49 km
11 km
Oct 18, 1996
102 km SSE of Toba, Japan
M5.6
124 km
338 km
May 3, 1998
14 km SW of It?, Japan
M5.6
148 km
34 km
Mar 16, 1997
5 km NE of Toyokawa, Japan
M5.6
10 km
36 km
Nov 18, 2013
25 km SE of Toba, Japan
M5.6
59 km
328 km
Jan 18, 2003
67 km SSE of Toba, Japan
M5.5
97 km
33 km
Oct 30, 2000
western Honshu, Japan
M5.5
119 km
35 km
Aug 1, 2007
42 km ESE of Owase, Japan
M5.5
121 km
371 km
Apr 3, 2001
10 km NE of Mori, Japan
M5.4
61 km
33 km
Jun 26, 1990
near the south coast of Honshu, Japan
M5.4
149 km
150 km
Jan 6, 2004
36 km S of Ise, Japan
M5.3
96 km
33 km
May 9, 2022
7 km NE of Toba, Japan
M5.3
52 km
329 km
May 28, 2005
37 km SSW of Hamamatsu, Japan
M5.2
48 km
296 km
Oct 11, 1997
25 km SSW of ?yama, Japan
M5.2
86 km
28 km
Jan 15, 2021
76 km SSE of Toba, Japan
M5.2
105 km
360 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
49 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 4.
Year
Name
Category
Max Wind
Closest
2025
Nakri
Category 1
—
298 km
2023
Lan
Category 2
81 mph
196 km
2019
Faxai
Category 4
98 mph
169 km
2019
Hagibis
Category 2
92 mph
125 km
2018
Jebi
Category 2
98 mph
178 km
2018
Trami
Category 1
92 mph
204 km
2018
Cimaron
Category 1
86 mph
244 km
2018
Jongdari
Category 1
81 mph
41 km
2017
Lan
Category 2
104 mph
156 km
2017
Noru
Category 1
69 mph
226 km
2016
Mindulle
Category 1
75 mph
204 km
2014
Phanfone
Category 2
92 mph
38 km
2013
Wipha
Category 1
81 mph
259 km
2011
Roke
Category 3
98 mph
36 km
2011
Ma-on
Category 1
86 mph
287 km
2010
Chaba
Category 1
75 mph
246 km
2009
Melor
Category 1
86 mph
113 km
2009
Krovanh
Category 1
69 mph
275 km
2008
Sinlaku
Category 1
75 mph
151 km
2007
Fitow
Category 1
81 mph
136 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
19 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
102 km
1707
ENSHUNADA
Earthquake
11.0 m
2,000
88 km
1944
OFF SOUTHEAST COAST KII PENINSULA
Earthquake
10.0 m
1,223
92 km
1498
ENSHUNADA SEA
Earthquake
10.0 m
5,000
112 km
1096
ENSHUNADA
Earthquake
7.0 m
—
90 km
1855
ENSHUNADA
Earthquake
3.0 m
—
40 km
1408
KUMANONADA
Earthquake
2.0 m
—
119 km
1403
KUMANONADA
Earthquake
2.0 m
—
146 km
922
KUMANONADA
Earthquake
2.0 m
—
127 km
1909
ANEGAWA, JAPAN
Earthquake
1.8 m
41
117 km
1945
TOKAIDO
Earthquake
1.0 m
2,306
18 km
2009
HONSHU: S COAST
Earthquake
0.6 m
1
83 km
1974
TOKAIDO
Earthquake
0.2 m
30
125 km
1857
TOKAIDO
Earthquake
—
—
86 km
1708
TOKAIDO
Earthquake
—
—
95 km
1666
AICHI PREFECTURE
Earthquake
—
—
56 km
1589
SURUGA, JAPAN
Earthquake
—
—
77 km
1586
ISE BAY
Earthquake
—
8,000
56 km
704
KUMANONADA
Earthquake
—
—
127 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
14 volcanoes within 200 km.
Closest: Ontakesan (122 km).
Name
Type
Elevation
Last Eruption
Distance
Ontakesan
Complex
3,067 m (10,062 ft)
2014
122 km
Fujisan
Stratovolcano
3,776 m (12,388 ft)
1708
139 km
Norikuradake
Stratovolcano(es)
3,026 m (9,928 ft)
-50
146 km
Hakoneyama
Complex
1,438 m (4,718 ft)
2015
159 km
Izu-Tobu
Pyroclastic cone(s)
1,406 m (4,613 ft)
1989
159 km
Hakusan
Stratovolcano
2,702 m (8,865 ft)
1659
160 km
Yakedake
Stratovolcano(es)
2,455 m (8,054 ft)
1995
160 km
Yokodake
Stratovolcano(es)
2,480 m (8,136 ft)
1200
168 km
Kozushima
Lava dome(s)
572 m (1,877 ft)
838
177 km
Toshima
Stratovolcano
508 m (1,667 ft)
-4550
178 km
Washiba-Kumonotaira
Shield(s)
2,924 m (9,593 ft)
Unknown
180 km
Niijima
Lava dome(s)
432 m (1,417 ft)
886
181 km
Izu-Oshima
Stratovolcano
758 m (2,487 ft)
1990
186 km
Midagahara
Stratovolcano
2,621 m (8,599 ft)
1839
198 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
41°F (5°C)
2.4 in
Coldest
February
42°F (6°C)
3.2 in
March
48°F (9°C)
5.4 in
April
57°F (14°C)
7.3 in
May
65°F (18°C)
7.9 in
June
71°F (22°C)
10.2 in
Wettest
July
78°F (25°C)
8.9 in
August
80°F (27°C)
8.5 in
Warmest
September
74°F (24°C)
9.0 in
October
65°F (18°C)
7.0 in
November
55°F (13°C)
4.2 in
December
46°F (8°C)
2.4 in
Driest
Kozakai-chō has a seasonal temperature swing of 39°F / from 41°F in January to 80°F in August. Total annual precipitation is 76.3 inches, with June being the wettest month (10.2") and December the driest (2.4").