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Kamiōi, Japan

Full City Profile

4.2 /5.0
A Great
17,129 Population 2,396/sq mi density
98 ft Elevation 30 meters
56°F Avg Temperature 14°C
A
Overall
4.2 / 5.0
Strong
B
Economy
3.4 / 5.0
$38,600 median income, 2.5% unemployment
A+
Affordability
4.9 / 5.0
$122,000 home value, $610/mo rent
Kamiōi enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 39°F in January while summers reach 73°F in July. The area gets 212 sunny days per year. Annual precipitation totals 68.5 inches. The area receives 0.0 inches of snow annually.

Temperature

39°F Jan (4°C) 73°F Jul (23°C)
Annual Average56.4°F
4% above US avg
January Average39°F (4°C)
July Average73°F (23°C)
Sunny Days212 days/yr

Geography

Elevation98 ft (30 m)
Area7.2 sq mi (18.5 km²)
Population Density2,396/sq mi
Coordinates35.3200°N, 139.1582°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 68.5"
80% above US avg
Snowfall 0.0"
Wettest Month (Aug) 9.13"
Driest Month (Dec) 2.05"

Air Quality

Earthquake History

2,179 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.4. Most recent: M4.3 on Aug 28, 2025.

Feb 20, 1990 28 km E of Shimoda, Japan M6.4 69 km
Jun 1, 1990 near the east coast of Honshu, Japan M6.3 109 km
Apr 21, 2011 6 km WNW of T?gane, Japan M6.2 108 km
Jun 3, 2000 6 km SE of Narut?, Japan M6.2 121 km
Apr 11, 2011 23 km SE of T?gane, Japan M6.2 129 km
Aug 10, 2009 8 km NE of Sagara, Japan M6.2 104 km
Jul 1, 2000 53 km SSE of Shimoda, Japan M6.1 122 km
May 26, 2023 12 km SE of Narutō, Japan M6.1 126 km
Jul 15, 2000 near the south coast of Honshu, Japan M6.1 112 km
Mar 15, 2011 6 km NNW of Fujinomiya, Japan M6.0 53 km
May 4, 2014 31 km ESE of It?, Japan M6.0 51 km
Mar 14, 2012 5 km SE of Asahi, Japan M6.0 145 km
Jul 23, 2005 9 km WSW of Ichihara, Japan M5.9 77 km
Oct 6, 1995 68 km S of Shimoda, Japan M5.9 139 km
Jul 8, 2000 71 km SSE of Shimoda, Japan M5.9 141 km
Aug 1, 2011 20 km E of ?yama, Japan M5.9 101 km
Apr 10, 2005 near the east coast of Honshu, Japan M5.9 117 km
Jan 15, 2007 15 km WSW of Heda, Japan M5.9 67 km
Apr 29, 2012 5 km NNW of T?gane, Japan M5.8 112 km
Feb 1, 1992 4 km SSE of Miura, Japan M5.8 50 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2025 Halong Category 3 293 km
2025 Nakri Category 1 268 km
2024 Ampil Category 3 223 km
2024 Jebi Category 1 283 km
2019 Faxai Category 4 47 km
2019 Hagibis Category 2 38 km
2018 Jongdari Category 2 147 km
2018 Shanshan Category 1 186 km
2017 Lan Category 1 279 km
2016 Mindulle Category 1 118 km
2014 Phanfone Category 1 83 km
2013 Wipha Category 1 282 km
2011 Roke Category 3 65 km
2009 Melor Category 1 276 km
2009 Krovanh Category 1 214 km
2008 Sinlaku Category 1 290 km
2007 Fitow Category 1 31 km
2005 Saola Category 2 283 km
2005 Mawar Category 2 40 km
2004 Ma-on Category 4 19 km
Source: NOAA IBTrACS (Cat 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 40 km
1703 OFF SW BOSO PENINSULA Earthquake 11.7 m 5,233 90 km
1495 KAMAKURA, SAGAMI BAY, TOKAIDO Earthquake 5.0 m 200 40 km
1732 KUJUKURI BEACH, JAPAN Earthquake 2.0 m 150 km
1433 OFF IZU-OSHIMA Earthquake 2.0 m 56 km
2009 HONSHU: S COAST Earthquake 0.6 m 1 104 km
1980 HONSHU ISLAND Earthquake 0.6 m 57 km
1978 TOKAIDO Earthquake 0.4 m 25 58 km
1923 RYUKYU ISLANDS Earthquake 0.3 m 106 km
1974 TOKAIDO Earthquake 0.2 m 30 90 km
1990 JAPAN Earthquake 0.2 m 69 km
2000 HONSHU: S COAST Earthquake 0.1 m 112 km
2000 KOZU-SHIMA ISLAND, HONSHU Earthquake 0.1 m 1 122 km
1857 TOKAIDO Earthquake 97 km
1855 TOKAIDO Earthquake 6,757 69 km
1782 ODAWARA, SAGAMI BAY Eruption + Earthquake 55 km
1642 BOSO, JAPAN Earthquake 132 km
1633 SAGAMI BAY Earthquake 150 14 km
1602 BOSO, JAPAN Eruption + Earthquake 124 km
1589 SURUGA, JAPAN Earthquake 105 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

15 volcanoes within 200 km. Closest: Hakoneyama (16 km).

Name Type Elevation Last Eruption Distance
Hakoneyama Complex 1,438 m (4,718 ft) 2015 16 km
Fujisan Stratovolcano 3,776 m (12,388 ft) 1708 39 km
Izu-Tobu Pyroclastic cone(s) 1,406 m (4,613 ft) 1989 47 km
Izu-Oshima Stratovolcano 758 m (2,487 ft) 1990 70 km
Toshima Stratovolcano 508 m (1,667 ft) -4550 90 km
Niijima Lava dome(s) 432 m (1,417 ft) 886 103 km
Yokodake Stratovolcano(es) 2,480 m (8,136 ft) 1200 114 km
Kozushima Lava dome(s) 572 m (1,877 ft) 838 122 km
Harunasan Stratovolcano 1,449 m (4,754 ft) 550 132 km
Asamayama Complex 2,568 m (8,425 ft) 2019 134 km
Akagisan Stratovolcano 1,828 m (5,997 ft) Unknown 138 km
Miyakejima Stratovolcano 775 m (2,543 ft) 2010 140 km
Kusatsu-Shiranesan Stratovolcano(es) 2,165 m (7,103 ft) 2018 155 km
Shiga Shield(s) 2,041 m (6,696 ft) Unknown 163 km
Nantaisan Stratovolcano 2,486 m (8,156 ft) -9540 163 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 39°F (4°C) 2.3 in Coldest
February 39°F (4°C) 2.8 in
March 44°F (7°C) 4.8 in
April 53°F (12°C) 5.6 in
May 61°F (16°C) 6.1 in
June 67°F (19°C) 8.7 in
July 73°F (23°C) 6.9 in
August 76°F (24°C) 9.1 in Warmest, Wettest
September 70°F (21°C) 9.1 in
October 60°F (16°C) 7.1 in
November 52°F (11°C) 3.9 in
December 44°F (6°C) 2.1 in Driest

Kamiōi has a seasonal temperature swing of 37°F / from 39°F in January to 76°F in August. Total annual precipitation is 68.5 inches, with August being the wettest month (9.1") and December the driest (2.1").

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