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Ōshima, Japan
Full City Profile
4.1
/5.0
A
Great
7,102
Population
9/sq mi density
230 ft
Elevation
70 meters
60°F
Avg Temperature
15°C
A
Overall
4.1 / 5.0
Strong
B+
Economy
3.5 / 5.0
$45,800 median income, 2.7% unemployment
A+
Affordability
4.6 / 5.0
$166,000 home value, $830/mo rent
Ōshima enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 44°F in January while summers reach 74°F in July. The area gets 186 sunny days per year. Annual precipitation totals 82.4 inches. The area receives 0.0 inches of snow annually.
Temperature
44°F Jan (7°C)
74°F Jul (23°C)
| Annual Average | 59.5°F |
| 10% above US avg | |
| January Average | 44°F (7°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 186 days/yr |
Geography
| Elevation | 230 ft (70 m) |
| Area | 772.9 sq mi (2,001.7 km²) |
| Population Density | 9/sq mi |
| Coordinates | 34.7482°N, 139.3624°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
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 | 41 km |
| 1703 | OFF SW BOSO PENINSULA | Earthquake | 11.7 m | 5,233 | 40 km |
| 1498 | ENSHUNADA SEA | Earthquake | 10.0 m | 5,000 | 143 km |
| 1495 | KAMAKURA, SAGAMI BAY, TOKAIDO | Earthquake | 5.0 m | 200 | 41 km |
| 1732 | KUJUKURI BEACH, JAPAN | Earthquake | 2.0 m | — | 140 km |
| 1433 | OFF IZU-OSHIMA | Earthquake | 2.0 m | — | 21 km |
| 2009 | HONSHU: S COAST | Earthquake | 0.6 m | 1 | 100 km |
| 1980 | HONSHU ISLAND | Earthquake | 0.6 m | — | 18 km |
| 1978 | TOKAIDO | Earthquake | 0.4 m | 25 | 12 km |
| 1923 | RYUKYU ISLANDS | Earthquake | 0.3 m | — | 78 km |
| 1974 | TOKAIDO | Earthquake | 0.2 m | 30 | 63 km |
| 1982 | S. OF HONSHU ISLAND | Earthquake | 0.2 m | — | 103 km |
| 1990 | JAPAN | Earthquake | 0.2 m | — | 11 km |
| 2000 | HONSHU: S COAST | Earthquake | 0.1 m | — | 94 km |
| 2000 | HONSHU: S COAST | Earthquake | 0.1 m | — | 49 km |
| 2000 | KOZU-SHIMA ISLAND, HONSHU | Earthquake | 0.1 m | 1 | 62 km |
| 1857 | TOKAIDO | Earthquake | — | — | 97 km |
| 1855 | TOKAIDO | Earthquake | — | 6,757 | 108 km |
| 1782 | ODAWARA, SAGAMI BAY | Eruption + Earthquake | — | — | 50 km |
| 1642 | BOSO, JAPAN | Earthquake | — | — | 123 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
13 volcanoes within 200 km. Closest: Izu-Oshima (4 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Izu-Oshima | Stratovolcano | 758 m (2,487 ft) | 1990 | 4 km |
| Toshima | Stratovolcano | 508 m (1,667 ft) | -4550 | 27 km |
| Izu-Tobu | Pyroclastic cone(s) | 1,406 m (4,613 ft) | 1989 | 30 km |
| Niijima | Lava dome(s) | 432 m (1,417 ft) | 886 | 40 km |
| Kozushima | Lava dome(s) | 572 m (1,877 ft) | 838 | 62 km |
| Hakoneyama | Complex | 1,438 m (4,718 ft) | 2015 | 62 km |
| Miyakejima | Stratovolcano | 775 m (2,543 ft) | 2010 | 74 km |
| Fujisan | Stratovolcano | 3,776 m (12,388 ft) | 1708 | 89 km |
| Mikurajima | Stratovolcano | 851 m (2,792 ft) | -4100 | 100 km |
| Yokodake | Stratovolcano(es) | 2,480 m (8,136 ft) | 1200 | 176 km |
| Hachijojima | Stratovolcano(es) | 854 m (2,802 ft) | 1606 | 183 km |
| Harunasan | Stratovolcano | 1,449 m (4,754 ft) | 550 | 198 km |
| Asamayama | Complex | 2,568 m (8,425 ft) | 2019 | 199 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 3.4 in | |
| February | 44°F (7°C) | 4.1 in | Coldest |
| March | 48°F (9°C) | 6.7 in | |
| April | 56°F (13°C) | 7.0 in | |
| May | 63°F (17°C) | 7.4 in | |
| June | 68°F (20°C) | 10.3 in | Wettest |
| July | 74°F (23°C) | 7.2 in | |
| August | 77°F (25°C) | 8.4 in | Warmest |
| September | 72°F (22°C) | 10.0 in | |
| October | 64°F (18°C) | 9.1 in | |
| November | 56°F (14°C) | 5.9 in | |
| December | 49°F (9°C) | 3.2 in | Driest |
Ōshima has a seasonal temperature swing of 33°F / from 44°F in February to 77°F in August. Total annual precipitation is 82.5 inches, with June being the wettest month (10.3") and December the driest (3.2").