Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rinkan enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 40°F in January while summers reach 81°F in July. The area gets 288 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 59.7 inches (wetter than the 38-inch national average). The area receives 2.5 inches of snow annually. The city sits at an elevation of 266 feet.
Temperature
40°F Jan (5°C)81°F Jul (27°C)
Annual Average
62.0°F
15% above US avg
January Average
40°F (5°C)
July Average
81°F (27°C)
Sunny Days
288 days/yr
Geography
Elevation
266 ft (81 m)
Area
12.7 sq mi (32.8 km²)
Population Density
509/sq mi
Coordinates
35.4984°N, 139.4489°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall59.7"
57% above US avg
Snowfall2.5"
Wettest Month (Jun)8.50"
Driest Month (Dec)2.13"
Air Quality
Earthquake History
2,092 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
90 km
14 km
Jun 1, 1990
near the east coast of Honshu, Japan
M6.3
81 km
67 km
Aug 10, 2009
8 km NE of Sagara, Japan
M6.2
137 km
40 km
Apr 11, 2011
23 km SE of T?gane, Japan
M6.2
102 km
15 km
Sep 11, 1996
23 km SSE of Hasaki, Japan
M6.2
135 km
55 km
Jun 3, 2000
6 km SE of Narut?, Japan
M6.2
92 km
62 km
Apr 21, 2011
6 km WNW of T?gane, Japan
M6.2
78 km
43 km
May 26, 2023
12 km SE of Narutō, Japan
M6.1
98 km
42 km
Jul 15, 2000
near the south coast of Honshu, Japan
M6.1
132 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
83 km
9 km
Mar 14, 2012
5 km SE of Asahi, Japan
M6.0
115 km
10 km
May 4, 2014
31 km ESE of It?, Japan
M6.0
65 km
153 km
Aug 6, 1991
19 km E of Hasaki, Japan
M6.0
146 km
29 km
Mar 11, 2011
4 km ESE of Hasaki, Japan
M6.0
131 km
48 km
Jan 15, 2007
15 km WSW of Heda, Japan
M5.9
100 km
170 km
Jul 23, 2005
9 km WSW of Ichihara, Japan
M5.9
48 km
61 km
Aug 1, 2011
20 km E of ?yama, Japan
M5.9
134 km
13 km
Apr 10, 2005
near the east coast of Honshu, Japan
M5.9
87 km
43 km
Jun 24, 2020
36 km SE of Hasaki, Japan
M5.9
147 km
29 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
39 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 4.
Year
Name
Category
Max Wind
Closest
2025
Nakri
Category 1
—
278 km
2024
Ampil
Category 3
98 mph
217 km
2024
Jebi
Category 1
75 mph
262 km
2019
Faxai
Category 4
98 mph
32 km
2019
Hagibis
Category 2
92 mph
12 km
2018
Jongdari
Category 2
86 mph
167 km
2018
Shanshan
Category 1
81 mph
169 km
2016
Lionrock
Category 1
75 mph
288 km
2016
Mindulle
Category 1
75 mph
133 km
2014
Phanfone
Category 1
81 mph
116 km
2011
Roke
Category 2
92 mph
50 km
2009
Krovanh
Category 1
69 mph
226 km
2007
Fitow
Category 1
81 mph
25 km
2005
Saola
Category 2
86 mph
272 km
2005
Mawar
Category 2
86 mph
39 km
2004
Ma-on
Category 4
92 mph
34 km
2003
Choi-wan
Category 3
81 mph
280 km
2003
Etau
Category 1
52 mph
294 km
2002
Higos
Category 2
92 mph
36 km
2002
Phanfone
Category 1
75 mph
283 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
45 km
1703
OFF SW BOSO PENINSULA
Earthquake
11.7 m
5,233
94 km
1495
KAMAKURA, SAGAMI BAY, TOKAIDO
Earthquake
5.0 m
200
45 km
1732
KUJUKURI BEACH, JAPAN
Earthquake
2.0 m
—
127 km
1670
BOSO, JAPAN
Earthquake
2.0 m
—
140 km
1433
OFF IZU-OSHIMA
Earthquake
2.0 m
—
67 km
2009
HONSHU: S COAST
Earthquake
0.6 m
1
137 km
1980
HONSHU ISLAND
Earthquake
0.6 m
—
81 km
1978
TOKAIDO
Earthquake
0.4 m
25
79 km
1923
RYUKYU ISLANDS
Earthquake
0.3 m
—
95 km
1974
TOKAIDO
Earthquake
0.2 m
30
121 km
1990
JAPAN
Earthquake
0.2 m
—
90 km
2000
HONSHU: S COAST
Earthquake
0.1 m
—
132 km
2000
KOZU-SHIMA ISLAND, HONSHU
Earthquake
0.1 m
1
145 km
1857
TOKAIDO
Earthquake
—
—
130 km
1855
TOKAIDO
Earthquake
—
6,757
36 km
1782
ODAWARA, SAGAMI BAY
Eruption + Earthquake
—
—
50 km
1642
BOSO, JAPAN
Earthquake
—
—
110 km
1633
SAGAMI BAY
Earthquake
—
150
40 km
1602
BOSO, JAPAN
Eruption + Earthquake
—
—
105 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km.
Closest: Hakoneyama (49 km).
Name
Type
Elevation
Last Eruption
Distance
Hakoneyama
Complex
1,438 m (4,718 ft)
2015
49 km
Fujisan
Stratovolcano
3,776 m (12,388 ft)
1708
67 km
Izu-Tobu
Pyroclastic cone(s)
1,406 m (4,613 ft)
1989
74 km
Izu-Oshima
Stratovolcano
758 m (2,487 ft)
1990
86 km
Toshima
Stratovolcano
508 m (1,667 ft)
-4550
110 km
Akagisan
Stratovolcano
1,828 m (5,997 ft)
Unknown
120 km
Yokodake
Stratovolcano(es)
2,480 m (8,136 ft)
1200
121 km
Harunasan
Stratovolcano
1,449 m (4,754 ft)
550
121 km
Niijima
Lava dome(s)
432 m (1,417 ft)
886
124 km
Asamayama
Complex
2,568 m (8,425 ft)
2019
131 km
Nantaisan
Stratovolcano
2,486 m (8,156 ft)
-9540
141 km
Omanago Group
Lava dome(s)
2,341 m (7,680 ft)
-3050
144 km
Kozushima
Lava dome(s)
572 m (1,877 ft)
838
145 km
Nikko-Shiranesan
Shield
2,578 m (8,458 ft)
1952
145 km
Kusatsu-Shiranesan
Stratovolcano(es)
2,165 m (7,103 ft)
2018
150 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
40°F (5°C)
2.2 in
Coldest
February
42°F (6°C)
2.8 in
March
48°F (9°C)
4.8 in
April
58°F (14°C)
5.4 in
May
65°F (18°C)
6.2 in
June
71°F (22°C)
8.5 in
Wettest
July
81°F (27°C)
6.5 in
Warmest
August
80°F (27°C)
7.3 in
September
74°F (23°C)
8.4 in
October
64°F (18°C)
7.4 in
November
55°F (13°C)
3.9 in
December
46°F (8°C)
2.1 in
Driest
Rinkan has a seasonal temperature swing of 41°F / from 40°F in January to 81°F in July. Total annual precipitation is 65.5 inches, with June being the wettest month (8.5") and December the driest (2.1").