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Weather & Climate in Obuchi, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Obuchi experiences four distinct seasons with an average annual temperature of 49°F (10°C). Winters average 29°F in January while summers reach 67°F in July. The area gets 254 sunny days per year, above the national average. Annual precipitation totals 45.5 inches. The area receives 11.5 inches of snow annually. The city sits at an elevation of 33 feet.
Temperature
29°F Jan (-2°C)
67°F Jul (20°C)
| Annual Average | 49.1°F |
| 9% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 67°F (20°C) |
| Sunny Days | 254 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 343.3 sq mi (889.2 km²) |
| Population Density | 30/sq mi |
| Coordinates | 40.9667°N, 141.3733°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
1,291 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.0.
| Jan 6, 1995 | 63 km ESE of Hachinohe, Japan | M7.0 | 105 km | 27 km |
| Jul 23, 2008 | 29 km ENE of Morioka, Japan | M6.8 | 130 km | 108 km |
| Jun 22, 2011 | 41 km NNE of Miyako, Japan | M6.7 | 133 km | 33 km |
| Sep 16, 2011 | 99 km NE of Miyako, Japan | M6.7 | 142 km | 30 km |
| Aug 13, 2001 | 87 km ENE of Misawa, Japan | M6.4 | 79 km | 38 km |
| Jan 24, 2018 | 99 km ENE of Misawa, Japan | M6.3 | 90 km | 31 km |
| Aug 24, 1992 | 9 km NNW of Honch?, Japan | M6.2 | 127 km | 121 km |
| Mar 17, 2011 | 57 km NNE of Miyako, Japan | M6.2 | 114 km | 29 km |
| Jul 12, 1992 | 70 km ENE of Mutsu, Japan | M6.2 | 78 km | 64 km |
| Dec 28, 1994 | 80 km NE of Miyako, Japan | M6.2 | 148 km | 22 km |
| Aug 10, 2014 | 78 km E of Mutsu, Japan | M6.1 | 67 km | 41 km |
| Jun 8, 2015 | 74 km ENE of Mutsu, Japan | M6.1 | 86 km | 42 km |
| Mar 27, 2012 | 24 km NNE of Miyako, Japan | M6.1 | 135 km | 15 km |
| Oct 14, 2002 | 87 km E of Mutsu, Japan | M6.1 | 77 km | 61 km |
| Dec 31, 1994 | 81 km NE of Miyako, Japan | M6.0 | 129 km | 43 km |
| Mar 28, 2023 | Hokkaido, Japan region | M6.0 | 123 km | 37 km |
| Jan 7, 1995 | 76 km NNE of Miyako, Japan | M6.0 | 115 km | 32 km |
| Sep 3, 1998 | 19 km W of Shizukuishi, Japan | M5.9 | 149 km | 38 km |
| May 23, 2012 | 72 km E of Mutsu, Japan | M5.9 | 72 km | 46 km |
| Apr 1, 2024 | 7 km SW of Kuji, Japan | M5.9 | 96 km | 73 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
3 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2002 | Higos | Category 1 | 69 mph | 52 km |
| 2000 | Kirogi | Category 1 | 63 mph | 241 km |
| 1998 | Vicki | Category 1 | 58 mph | 97 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
17 tsunamis recorded within 500 km. Highest wave on record: 8.0 m (26 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1640 | SE. HOKKAIDO ISLAND | Explosion | 8.0 m | 700 | 136 km |
| 1763 | SANRIKU | Earthquake | 5.0 m | - | 56 km |
| 1793 | W. OFF AOMORI | Earthquake | 1.8 m | 12 | 120 km |
| 2025 | OFF NORTHEAST COAST HONSHU | Earthquake | 0.7 m | - | 67 km |
| 1901 | OFF NORTHEAST COAST HONSHU | Earthquake | 0.6 m | - | 108 km |
| 1968 | OFF COAST OF HONSHU ISLAND | Earthquake | 0.6 m | - | 126 km |
| 1912 | SANRIKU | Earthquake | 0.5 m | - | 74 km |
| 1945 | SANRIKU | Earthquake | 0.4 m | 2 | 62 km |
| 1931 | SANRIKU | Earthquake | 0.4 m | - | 98 km |
| 1960 | SANRIKU | Earthquake | 0.3 m | - | 121 km |
| 1901 | OFF NORTHEAST COAST HONSHU | Earthquake | 0.3 m | 18 | 88 km |
| 2025 | OFF NORTHEAST COAST HONSHU | Earthquake | 0.2 m | - | 115 km |
| 1901 | OFF NORTHEAST COAST HONSHU | Earthquake | 0.0 m | - | 108 km |
| 1766 | SANRIKU | Earthquake | - | 1,700 | 57 km |
| 1763 | SANRIKU, HACHIONHE | Earthquake | - | - | 61 km |
| 1763 | N. SANRIKU | Earthquake | - | - | 95 km |
| 1088 | MIYAKO, IWATE PREFECTURE | Earthquake | - | - | 147 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Osorezan (41 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Osorezan | Stratovolcano | 878 m (2,881 ft) | 1787 | 41 km |
| Hakkodasan | Stratovolcano(es) | 1,585 m (5,200 ft) | 1550 | 54 km |
| Towada | Caldera | 1,011 m (3,317 ft) | 915 | 66 km |
| Esan | Lava dome(s) | 618 m (2,028 ft) | 1874 | 95 km |
| Iwakisan | Stratovolcano | 1,625 m (5,331 ft) | 1863 | 97 km |
| Hachimantai | Stratovolcano | 1,613 m (5,292 ft) | -5350 | 121 km |
| Akita-Yakeyama | Stratovolcano | 1,366 m (4,482 ft) | 1997 | 123 km |
| Iwatesan | Complex | 2,038 m (6,686 ft) | 1919 | 128 km |
| Hokkaido-Komagatake | Stratovolcano | 1,131 m (3,711 ft) | 2000 | 135 km |
| Akita-Komagatake | Stratovolcano(es) | 1,637 m (5,371 ft) | 1971 | 143 km |
| Kuttara | Stratovolcano(es) | 549 m (1,801 ft) | 1820 | 170 km |
| Oshima-Oshima | Stratovolcano | 732 m (2,402 ft) | 1790 | 178 km |
| Megata | Maar(s) | 291 m (955 ft) | -2050 | 179 km |
| Toya | Stratovolcano | 733 m (2,405 ft) | 2001 | 181 km |
| Shikotsu | Caldera | 1,320 m (4,331 ft) | 1979 | 191 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 3.2 in | Coldest |
| February | 29°F (-2°C) | 2.6 in | |
| March | 35°F (2°C) | 2.6 in | Driest |
| April | 46°F (8°C) | 2.9 in | |
| May | 55°F (13°C) | 3.1 in | |
| June | 60°F (16°C) | 3.9 in | |
| July | 67°F (20°C) | 4.8 in | |
| August | 71°F (22°C) | 5.4 in | Warmest |
| September | 65°F (18°C) | 6.3 in | Wettest |
| October | 55°F (13°C) | 4.0 in | |
| November | 44°F (7°C) | 3.7 in | |
| December | 34°F (1°C) | 3.1 in |
Obuchi has a seasonal temperature swing of 42°F / from 29°F in January to 71°F in August. Total annual precipitation is 45.5 inches, with September being the wettest month (6.3") and March the driest (2.6").