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Weather & Climate in Tanohata, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Tanohata experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 29°F in January while summers reach 67°F in July. The area gets 247 sunny days per year, above the national average. Annual precipitation totals 48.9 inches (wetter than the 38-inch national average). The area receives 8.9 inches of snow annually. The city sits at an elevation of 118 feet.
Temperature
29°F Jan (-2°C)
67°F Jul (19°C)
| Annual Average | 48.5°F |
| 10% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 67°F (19°C) |
| Sunny Days | 247 days/yr |
Geography
| Elevation | 118 ft (36 m) |
| Area | 756.4 sq mi (1,959.0 km²) |
| Population Density | 4/sq mi |
| Coordinates | 39.9339°N, 141.9331°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
2,514 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.8.
| Dec 28, 1994 | off the east coast of Honshu, Japan | M7.8 | 142 km | 27 km |
| Jan 6, 1995 | 63 km ESE of Hachinohe, Japan | M7.0 | 40 km | 27 km |
| May 26, 2003 | 27 km SSW of ?funato, Japan | M7.0 | 125 km | 68 km |
| Jun 13, 2008 | 24 km WSW of Mizusawa, Japan | M6.9 | 135 km | 8 km |
| Jul 18, 1992 | 118 km E of Yamada, Japan | M6.9 | 133 km | 29 km |
| May 12, 2015 | 32 km SE of ?funato, Japan | M6.8 | 115 km | 35 km |
| Jul 23, 2008 | 29 km ENE of Morioka, Japan | M6.8 | 43 km | 108 km |
| Sep 16, 2011 | 99 km NE of Miyako, Japan | M6.7 | 81 km | 30 km |
| Feb 16, 2015 | 83 km ENE of Miyako, Japan | M6.7 | 81 km | 23 km |
| Jun 22, 2011 | 41 km NNE of Miyako, Japan | M6.7 | 23 km | 33 km |
| Mar 11, 2011 | 50 km ESE of ?tsuchi, Japan | M6.6 | 89 km | 26 km |
| Dec 2, 2001 | 3 km NW of Hanamaki, Japan | M6.5 | 93 km | 124 km |
| Jul 18, 1992 | 92 km E of Yamada, Japan | M6.4 | 109 km | 27 km |
| Mar 22, 2011 | 130 km E of Miyako, Japan | M6.4 | 129 km | 13 km |
| Nov 3, 2002 | 30 km SE of ?funato, Japan | M6.4 | 117 km | 39 km |
| Aug 13, 2001 | 87 km ENE of Misawa, Japan | M6.4 | 128 km | 38 km |
| Jul 23, 2011 | 21 km SSE of ?funato, Japan | M6.3 | 116 km | 41 km |
| Mar 11, 2011 | 47 km SE of Kamaishi, Japan | M6.3 | 108 km | 43 km |
| Jun 17, 2012 | 19 km SSE of ?funato, Japan | M6.3 | 113 km | 36 km |
| Jan 24, 2018 | 99 km ENE of Misawa, Japan | M6.3 | 137 km | 31 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
10 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Jebi | Category 1 | — | 297 km |
| 2019 | Faxai | Category 1 | 75 mph | 297 km |
| 2019 | Hagibis | Category 1 | 69 mph | 193 km |
| 2004 | Ma-on | Category 1 | 63 mph | 275 km |
| 2002 | Higos | Category 1 | 75 mph | 78 km |
| 2000 | Kirogi | Category 1 | 63 mph | 119 km |
| 2000 | Sonamu | Category 1 | 63 mph | 247 km |
| 1998 | Vicki | Category 1 | 58 mph | 41 km |
| 1996 | Violet | Category 1 | 75 mph | 247 km |
| 1995 | Oscar | Category 3 | 92 mph | 281 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
20 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1968 | OFF EAST COAST OF HONSHU ISLAND | Earthquake | 6.0 m | 52 | 144 km |
| 1856 | SE. HOKKAIDO ISLAND | Earthquake | 6.0 m | 26 | 147 km |
| 1763 | SANRIKU | Earthquake | 5.0 m | — | 97 km |
| 2008 | ARATOZAWA, JAPAN | Eruption + Earthquake | 2.5 m | 23 | 135 km |
| 1846 | SANRIKU | Earthquake | 2.0 m | — | 68 km |
| 1960 | SANRIKU | Earthquake | 1.0 m | — | 126 km |
| 1968 | SANRIKU | Earthquake | 1.0 m | — | 116 km |
| 1989 | JAPAN | Earthquake | 0.9 m | — | 71 km |
| 2025 | OFF NORTHEAST COAST HONSHU | Earthquake | 0.7 m | — | 121 km |
| 1901 | OFF NORTHEAST COAST HONSHU | Earthquake | 0.6 m | — | 79 km |
| 1994 | TOHUKU, JAPAN | Earthquake | 0.5 m | 3 | 142 km |
| 1912 | SANRIKU | Earthquake | 0.5 m | — | 63 km |
| 1928 | SANRIKU | Earthquake | 0.5 m | — | 108 km |
| 1945 | SANRIKU | Earthquake | 0.4 m | 2 | 108 km |
| 1931 | SANRIKU | Earthquake | 0.4 m | — | 149 km |
| 1992 | HONSHU ISLAND | Earthquake | 0.3 m | — | 133 km |
| 1960 | SANRIKU | Earthquake | 0.3 m | — | 63 km |
| 2015 | HONSHU | Earthquake | 0.3 m | — | 81 km |
| 1901 | OFF NORTHEAST COAST HONSHU | Earthquake | 0.3 m | 18 | 80 km |
| 2025 | OFF NORTHEAST COAST HONSHU | Earthquake | 0.2 m | — | 129 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
12 volcanoes within 200 km. Closest: Iwatesan (80 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Iwatesan | Complex | 2,038 m (6,686 ft) | 1919 | 80 km |
| Hachimantai | Stratovolcano | 1,613 m (5,292 ft) | -5350 | 92 km |
| Akita-Komagatake | Stratovolcano(es) | 1,637 m (5,371 ft) | 1971 | 99 km |
| Akita-Yakeyama | Stratovolcano | 1,366 m (4,482 ft) | 1997 | 100 km |
| Towada | Caldera | 1,011 m (3,317 ft) | 915 | 110 km |
| Hakkodasan | Stratovolcano(es) | 1,585 m (5,200 ft) | 1550 | 121 km |
| Kurikomayama | Stratovolcano | 1,627 m (5,338 ft) | 1950 | 146 km |
| Iwakisan | Stratovolcano | 1,625 m (5,331 ft) | 1863 | 160 km |
| Osorezan | Stratovolcano | 878 m (2,881 ft) | 1787 | 165 km |
| Naruko | Caldera | 470 m (1,542 ft) | 837 | 169 km |
| Chokaisan | Stratovolcano(es) | 2,236 m (7,336 ft) | 1974 | 186 km |
| Megata | Maar(s) | 291 m (955 ft) | -2050 | 188 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 1.7 in | Coldest, Driest |
| February | 29°F (-2°C) | 2.1 in | |
| March | 35°F (1°C) | 3.0 in | |
| April | 46°F (8°C) | 3.6 in | |
| May | 54°F (12°C) | 3.9 in | |
| June | 59°F (15°C) | 5.0 in | |
| July | 67°F (19°C) | 5.8 in | |
| August | 70°F (21°C) | 6.2 in | Warmest |
| September | 63°F (17°C) | 7.4 in | Wettest |
| October | 53°F (12°C) | 5.2 in | |
| November | 43°F (6°C) | 2.8 in | |
| December | 34°F (1°C) | 2.1 in |
Tanohata has a seasonal temperature swing of 42°F / from 29°F in January to 70°F in August. Total annual precipitation is 48.9 inches, with September being the wettest month (7.4") and January the driest (1.7").