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Weather & Climate in Ogasawara, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ogasawara enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 66°F in January while summers reach 75°F in July / relatively mild seasonal variation. The area gets 315 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 59.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 72 feet.
Temperature
66°F Jan (19°C)
75°F Jul (24°C)
| Annual Average | 62.5°F |
| 16% above US avg | |
| January Average | 66°F (19°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 315 days/yr |
Geography
| Elevation | 72 ft (22 m) |
| Coordinates | 27.0969°N, 142.2038°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
849 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.2.
| Feb 27, 2008 | Bonin Islands, Japan region | M6.2 | 39 km | 15 km |
| Mar 14, 2008 | Bonin Islands, Japan region | M6.0 | 41 km | 10 km |
| Jun 21, 2022 | Bonin Islands, Japan region | M5.9 | 100 km | 10 km |
| Nov 5, 1997 | Bonin Islands, Japan region | M5.9 | 94 km | 10 km |
| Mar 20, 1990 | Bonin Islands, Japan region | M5.8 | 61 km | 47 km |
| Jan 3, 2022 | Bonin Islands, Japan region | M5.8 | 66 km | 40 km |
| Sep 12, 2001 | Bonin Islands, Japan region | M5.7 | 72 km | 33 km |
| Jun 11, 2010 | Bonin Islands, Japan region | M5.7 | 54 km | 7 km |
| Oct 4, 2016 | Bonin Islands, Japan region | M5.7 | 88 km | 35 km |
| Jul 20, 1999 | Bonin Islands, Japan region | M5.6 | 77 km | 90 km |
| Jun 1, 2003 | Bonin Islands, Japan region | M5.6 | 135 km | 10 km |
| Jun 11, 2010 | Bonin Islands, Japan region | M5.5 | 64 km | 10 km |
| Feb 19, 1992 | Bonin Islands, Japan region | M5.5 | 109 km | 30 km |
| Mar 21, 2003 | Bonin Islands, Japan region | M5.5 | 115 km | 31 km |
| Aug 1, 2011 | Bonin Islands, Japan region | M5.4 | 101 km | 118 km |
| Aug 5, 1990 | Bonin Islands, Japan region | M5.4 | 73 km | 48 km |
| May 21, 2024 | Bonin Islands, Japan region | M5.4 | 122 km | 60 km |
| Aug 14, 2010 | Bonin Islands, Japan region | M5.3 | 145 km | 108 km |
| Mar 31, 2023 | Bonin Islands, Japan region | M5.3 | 64 km | 64 km |
| Jan 24, 2006 | Volcano Islands, Japan region | M5.3 | 147 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
74 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Halong | Category 1 | — | 203 km |
| 2025 | Krosa | Category 1 | — | 230 km |
| 2024 | Ampil | Category 1 | 75 mph | 109 km |
| 2023 | Lan | Category 4 | 104 mph | 69 km |
| 2022 | Hinnamnor | Category 4 | 104 mph | 34 km |
| 2022 | Malakas | Category 1 | 92 mph | 269 km |
| 2021 | Malou | Category 2 | 86 mph | 69 km |
| 2021 | Nyatoh | Category 1 | 69 mph | 259 km |
| 2019 | Faxai | Category 4 | 92 mph | 140 km |
| 2019 | Bualoi | Category 3 | 104 mph | 35 km |
| 2018 | Jongdari | Category 2 | 86 mph | 176 km |
| 2017 | Sanvu | Category 2 | 92 mph | 15 km |
| 2017 | Noru | Category 1 | 69 mph | 59 km |
| 2015 | Krovanh | Category 2 | 92 mph | 66 km |
| 2015 | Atsani | Category 1 | 92 mph | 267 km |
| 2014 | Nuri | Category 1 | 69 mph | 268 km |
| 2013 | Lekima | Category 4 | 115 mph | 229 km |
| 2013 | Pabuk | Category 1 | 63 mph | 267 km |
| 2012 | Sanvu | Category 1 | 69 mph | 223 km |
| 2011 | Sonca | Category 1 | 69 mph | 123 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 0.1 m (0 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2010 | BONIN ISLANDS | Earthquake | 0.1 m | — | 150 km |
| 1872 | BONIN ISLANDS [CHICHIJIMA ISLAND] | Earthquake | — | — | 3 km |
| 1826 | CHICHI JIMA | Earthquake | — | — | 3 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Kaikata Seamount (135 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Kaikata Seamount | Submarine | -165 m (-541 ft) | Unknown | 135 km |
| Kaitoku Seamount | Submarine | -95 m (-312 ft) | 1984 | 154 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 66°F (19°C) | 4.4 in | |
| February | 48°F (9°C) | 5.2 in | Coldest |
| March | 52°F (11°C) | 7.8 in | |
| April | 59°F (15°C) | 8.1 in | |
| May | 65°F (18°C) | 8.9 in | |
| June | 70°F (21°C) | 11.9 in | Wettest |
| July | 75°F (24°C) | 7.5 in | |
| August | 78°F (26°C) | 8.7 in | Warmest |
| September | 74°F (24°C) | 11.0 in | |
| October | 67°F (20°C) | 11.2 in | |
| November | 61°F (16°C) | 7.6 in | |
| December | 53°F (12°C) | 4.3 in | Driest |
Ogasawara has a seasonal temperature swing of 30°F / from 48°F in February to 78°F in August. Total annual precipitation is 96.6 inches, with June being the wettest month (11.9") and December the driest (4.3").