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Maihama, Japan

Full City Profile

4.2 /5.0
A Great
3,558 Population 72/sq mi density
16 ft Elevation 5 meters
63°F Avg Temperature 17°C
A
Overall
4.2 / 5.0
Strong
B
Economy
3.3 / 5.0
$35,400 median income, 2.5% unemployment
A+
Affordability
5.0 / 5.0
$102,000 home value, $510/mo rent
Maihama enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 42°F in January while summers reach 82°F in July. The area gets 283 sunny days per year. Annual precipitation totals 50.3 inches. The area receives 0.5 inches of snow annually.

Temperature

42°F Jan (6°C) 82°F Jul (28°C)
Annual Average63.1°F
17% above US avg
January Average42°F (6°C)
July Average82°F (28°C)
Sunny Days283 days/yr

Geography

Elevation16 ft (5 m)
Area49.2 sq mi (127.4 km²)
Population Density72/sq mi
Coordinates35.6300°N, 139.8796°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 50.3"
32% above US avg
Snowfall 0.5"
Wettest Month (Sep) 7.68"
Driest Month (Dec) 1.57"

Air Quality

Earthquake History

2,620 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.9. Most recent: M4.2 on Aug 29, 2025.

Mar 11, 2011 47 km E of ?arai, Japan M7.9 132 km
Feb 20, 1990 28 km E of Shimoda, Japan M6.4 118 km
Jun 1, 1990 near the east coast of Honshu, Japan M6.3 43 km
Jun 3, 2000 6 km SE of Narut?, Japan M6.2 54 km
Apr 11, 2011 23 km SE of T?gane, Japan M6.2 67 km
Sep 11, 1996 23 km SSE of Hasaki, Japan M6.2 97 km
Apr 21, 2011 6 km WNW of T?gane, Japan M6.2 39 km
Jun 5, 2012 75 km ESE of ?hara, Japan M6.1 137 km
May 26, 2023 12 km SE of Narutō, Japan M6.1 60 km
Aug 5, 1990 43 km E of ?arai, Japan M6.1 131 km
Sep 15, 2011 68 km E of ?arai, Japan M6.1 149 km
Aug 6, 1991 19 km E of Hasaki, Japan M6.0 106 km
May 4, 2014 31 km ESE of It?, Japan M6.0 90 km
Mar 15, 2011 6 km NNW of Fujinomiya, Japan M6.0 124 km
Mar 14, 2012 5 km SE of Asahi, Japan M6.0 74 km
Mar 11, 2011 4 km ESE of Hasaki, Japan M6.0 90 km
Jul 20, 2000 31 km ESE of Hitachi, Japan M6.0 139 km
Jan 9, 1995 48 km ENE of Hasaki, Japan M6.0 135 km
Apr 3, 2004 37 km ESE of Hitachi, Japan M6.0 135 km
Jan 15, 2007 15 km WSW of Heda, Japan M5.9 139 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

39 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 4. Most recent: Nakri (2025).

Year Name Category Closest
2025 Nakri Category 1 280 km
2024 Ampil Category 3 194 km
2024 Jebi Category 1 230 km
2019 Faxai Category 4 15 km
2019 Hagibis Category 2 44 km
2018 Jongdari Category 2 187 km
2018 Shanshan Category 1 144 km
2016 Lionrock Category 1 247 km
2016 Mindulle Category 1 152 km
2014 Phanfone Category 1 157 km
2011 Roke Category 2 68 km
2009 Krovanh Category 1 237 km
2007 Fitow Category 1 62 km
2005 Saola Category 2 252 km
2005 Mawar Category 2 26 km
2004 Ma-on Category 4 8 km
2003 Choi-wan Category 3 269 km
2002 Higos Category 2 30 km
2002 Phanfone Category 1 279 km
2001 Vipa Category 1 241 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

19 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 68 km
1703 OFF SW BOSO PENINSULA Earthquake 11.7 m 5,233 104 km
1495 KAMAKURA, SAGAMI BAY, TOKAIDO Earthquake 5.0 m 200 68 km
1732 KUJUKURI BEACH, JAPAN Earthquake 2.0 m 96 km
1670 BOSO, JAPAN Earthquake 2.0 m 102 km
1433 OFF IZU-OSHIMA Earthquake 2.0 m 88 km
1980 HONSHU ISLAND Earthquake 0.6 m 111 km
1978 TOKAIDO Earthquake 0.4 m 25 107 km
1923 RYUKYU ISLANDS Earthquake 0.3 m 86 km
1896 KASHIMA, JAPAN Earthquake 0.3 m 140 km
1990 JAPAN Earthquake 0.2 m 118 km
1855 TOKAIDO Earthquake 6,757 8 km
1782 ODAWARA, SAGAMI BAY Eruption + Earthquake 61 km
1642 BOSO, JAPAN Earthquake 81 km
1633 SAGAMI BAY Earthquake 150 78 km
1602 BOSO, JAPAN Eruption + Earthquake 82 km
1257 SAGAMI BAY, JAPAN Earthquake 59 km
1241 KAMAKURA, SAGAMI BAY Earthquake 65 km
818 TOKAIDO Eruption + Earthquake 71 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

15 volcanoes within 200 km. Closest: Hakoneyama (89 km).

Name Type Elevation Last Eruption Distance
Hakoneyama Complex 1,438 m (4,718 ft) 2015 89 km
Izu-Tobu Pyroclastic cone(s) 1,406 m (4,613 ft) 1989 108 km
Fujisan Stratovolcano 3,776 m (12,388 ft) 1708 109 km
Izu-Oshima Stratovolcano 758 m (2,487 ft) 1990 110 km
Akagisan Stratovolcano 1,828 m (5,997 ft) Unknown 120 km
Nantaisan Stratovolcano 2,486 m (8,156 ft) -9540 131 km
Harunasan Stratovolcano 1,449 m (4,754 ft) 550 132 km
Omanago Group Lava dome(s) 2,341 m (7,680 ft) -3050 134 km
Toshima Stratovolcano 508 m (1,667 ft) -4550 135 km
Nikko-Shiranesan Shield 2,578 m (8,458 ft) 1952 138 km
Takaharayama Stratovolcano 1,795 m (5,889 ft) -4570 142 km
Niijima Lava dome(s) 432 m (1,417 ft) 886 148 km
Asamayama Complex 2,568 m (8,425 ft) 2019 149 km
Yokodake Stratovolcano(es) 2,480 m (8,136 ft) 1200 150 km
Hiuchigatake Stratovolcano 2,356 m (7,730 ft) 1544 157 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 42°F (6°C) 1.7 in Coldest
February 42°F (6°C) 2.4 in
March 47°F (9°C) 4.2 in
April 57°F (14°C) 4.8 in
May 65°F (18°C) 4.8 in
June 70°F (21°C) 6.6 in
July 82°F (28°C) 5.5 in Warmest
August 80°F (27°C) 5.5 in
September 74°F (23°C) 7.7 in Wettest
October 64°F (18°C) 6.7 in
November 55°F (13°C) 3.6 in
December 46°F (8°C) 1.6 in Driest

Maihama has a seasonal temperature swing of 39°F / from 42°F in January to 82°F in July. Total annual precipitation is 55.1 inches, with September being the wettest month (7.7") and December the driest (1.6").

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