Hachijō, Japan
Tokyo · Japan
Hachijō is a small city in Tokyo, Japan with a population of 7,211. Elevation: 75 ft (23 m). Average temperature: 65°F (18°C).
Population source: Wikidata (dated census and official estimates), GeoNames. Climate: WorldClim 2.1 normals (1970-2000), NASA POWER. Updated August 2026
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People
Climate
| Population | 7,211 |
| Population Density | 8 / sq mi |
| Elevation | 75 ft (23 m) |
| Coordinates | 33.1028°, 139.7788° |
| Timezone | Asia/Tokyo |
| Country | 🇯🇵 Japan |
| State / Province | Tokyo |
| Average Temperature | 65°F (18°C) |
| January Average | 52°F (11°C) |
| July Average | 77°F (25°C) |
| Annual Precipitation | 103.2 inches (2,622 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About Hachijō
Hachijō is a small city in Japan (Tokyo) with a population of 7,211. The city sits at an elevation of 75 feet (23 meters) above sea level. The average annual temperature is 65°F (18°C). Temperatures range from 52°F in January to 77°F in July. Annual precipitation averages 103.2 inches. The timezone is Asia/Tokyo.
Climate in Hachijō
Hachijō has an average annual temperature of 18.4°C (65°F). The hottest month is Aug (27.2°C), the coldest is Jan (10.4°C). Average annual precipitation is 3324 mm.
Temperature
| Annual Average | 65.0°F |
| 20% above Japan avg | |
| January Average | 52°F (11°C) |
| July Average | 77°F (25°C) |
Geography
| Elevation | 75 ft (23 m) |
| Area | 901.5 sq mi (2,334.9 km²) |
| Population Density | 8/sq mi |
| Coordinates | 33.1028°N, 139.7788°E |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Tsunami History
16 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1953 | MYOJINSHO SUBMARINE VOLCANO | Astronomical | 6.0 m | - | 136 km |
| 1972 | CHICHI JIMA | Earthquake | 0.5 m | - | 89 km |
| 1952 | MYOJINSHO SUBMARINE VOLCANO | Astronomical | 0.5 m | 31 | 136 km |
| 1972 | EAST OFF HACHIJO ISLAND | Earthquake | 0.4 m | - | 98 km |
| 1952 | MYOJINSHO SUBMARINE VOLCANO | Astronomical | 0.4 m | - | 136 km |
| 1952 | MYOJINSHO SUBMARINE VOLCANO | Astronomical | 0.3 m | - | 136 km |
| 1990 | W. OF BONIN ISLANDS, IZU IS., JAPAN | Earthquake | 0.2 m | - | 107 km |
| 1982 | S. OF HONSHU ISLAND | Earthquake | 0.2 m | - | 87 km |
| 2000 | HONSHU: S COAST | Earthquake | 0.1 m | - | 96 km |
| 2000 | KOZU-SHIMA ISLAND, HONSHU | Earthquake | 0.1 m | 1 | 138 km |
| 2000 | HONSHU: S COAST | Earthquake | 0.1 m | - | 144 km |
| 1953 | MYOJINSHO SUBMARINE VOLCANO | Astronomical | 0.1 m | - | 136 km |
| 1952 | MYOJINSHO SUBMARINE VOLCANO | Astronomical | - | - | 136 km |
| 1915 | MYOJINSHO SUBMARINE VOLCANO | Astronomical | - | - | 136 km |
| 1606 | CHICHIJIMA-TOKAIDO | Astronomical | - | - | 135 km |
| 1605 | ENSHUNADA | Earthquake | - | 1,001 | 127 km |
Nearby Volcanoes
11 volcanoes within 200 km. Closest: Hachijojima (4 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Hachijojima | Stratovolcano(es) | 854 m (2,802 ft) | 1606 | 4 km |
| Aogashima | Stratovolcano | 423 m (1,388 ft) | 1785 | 72 km |
| Mikurajima | Stratovolcano | 851 m (2,792 ft) | -4100 | 87 km |
| Kita-Bayonnaise | Submarine | -360 m (-1,181 ft) | Unknown | 112 km |
| Miyakejima | Stratovolcano | 775 m (2,543 ft) | 2010 | 113 km |
| Myojinsho | Submarine | 11 m (36 ft) | 1970 | 136 km |
| Kozushima | Lava dome(s) | 572 m (1,877 ft) | 838 | 137 km |
| Niijima | Lava dome(s) | 432 m (1,417 ft) | 886 | 151 km |
| Toshima | Stratovolcano | 508 m (1,667 ft) | -4550 | 164 km |
| Izu-Oshima | Stratovolcano | 758 m (2,487 ft) | 1990 | 184 km |
| Sumisujima | Submarine | 136 m (446 ft) | 1916 | 187 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 52°F (11°C) | 5.3 in | |
| February | 52°F (11°C) | 5.8 in | Coldest |
| March | 55°F (13°C) | 7.9 in | |
| April | 61°F (16°C) | 8.4 in | |
| May | 67°F (19°C) | 10.0 in | |
| June | 72°F (22°C) | 12.8 in | |
| July | 77°F (25°C) | 7.0 in | |
| August | 79°F (26°C) | 8.2 in | Warmest |
| September | 76°F (25°C) | 11.1 in | |
| October | 70°F (21°C) | 13.1 in | Wettest |
| November | 64°F (18°C) | 8.6 in | |
| December | 57°F (14°C) | 5.2 in | Driest |
Hachijō has a seasonal temperature swing of 27°F / from 52°F in February to 79°F in August. Total annual precipitation is 103.2 inches, with October being the wettest month (13.1") and December the driest (5.2").
Schools in Hachijō
8 public schools (OpenStreetMap data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| 三原小学校 | - | - | - | - |
| 町立三根小学校 | - | - | - | - |
| 町立大賀郷中学校 | - | - | - | - |
| Hachijo High School | - | - | - | - |
| 町立三原中学校 | - | - | - | - |
| 町立富士中学校 | - | - | - | - |
| 町立大賀郷小学校 | - | - | - | - |
| 町立樫立小学校 | - | - | - | - |
Radio Stations near Hachijō
0 stations within ~55 km.
| Station | Genre | Quality |
|---|
Museums in Hachijō
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Hachijō-jima History and Folk Museum | ||||
| 八丈島地熱館 |
Libraries in Hachijō
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| 八丈町立図書館 | 0.0 |
Hotels in Hachijō
5 hotels within city radius - OpenStreetMap data
Restaurants in Hachijō
14 restaurants within city radius - OpenStreetMap data
Cafes in Hachijō
1 cafes within city radius - OpenStreetMap data
Monuments in Hachijō
1 monuments within city radius - OpenStreetMap data
Gas Stations in Hachijō
7 gas stations within city radius - OpenStreetMap data
Banks in Hachijō
3 banks within city radius - OpenStreetMap data
Airports Near Hachijō
1 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Hachijojima Airport | HAC | Medium Airport |
Post Offices in Hachijō
6 post offices.
| Post Office | Address |
|---|---|
| Hachijojima Kashitate Post Office | |
| 三根川向簡易郵便局 | |
| 三根郵便局 | |
| 中ノ郷郵便局 | |
| 八丈島郵便局 | |
| 末吉郵便局 |
Churches & Religious Organizations in Hachijō
6 religious organizations (IRS tax-exempt data).
| Name | Address |
|---|---|
| 三島神社(樫立） | |
| 優婆夷宝明神社 | |
| 八幡神社 | |
| 天照皇大神宮 | |
| 天照皇大神宮 | |
| 浅間神社 |
Explore Near Hachijō
Waterfalls Near Hachijō
4 waterfalls from OpenStreetMap and USGS geographic data found near Hachijō.
| Name | Description |
|---|---|
| 三原滝 | |
| 唐滝 | |
| 御幸滝 | |
| 裏見ヶ滝 |
Quick Facts
🇯🇵 About Japan
Volcanoes Near Hachijō
Public Holidays in Japan
16 public holidays this year
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Get ReportFrequently Asked Questions About Hachijō
What is the population of Hachijō?
Hachijō has a population of 7,211 residents and is located in Japan. The population density is 8 people per square mile, spread across 901.5 square miles.
What is the weather like in Hachijō?
Hachijō enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winter temperatures average 52°F in January, while summers reach an average of 77°F in July. Annual rainfall totals 103.2 inches.
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