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Weather & Climate in Honchō, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Honchō has a cool climate with an average annual temperature of 43°F (6°C). Winters average 16°F in January while summers reach 64°F in July. The area gets 263 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 40.5 inches. The area receives 8.2 inches of snow annually. The city sits at an elevation of 62 feet.
Temperature
16°F Jan (-9°C)
64°F Jul (18°C)
| Annual Average | 42.7°F |
| 21% below US avg | |
| January Average | 16°F (-9°C) |
| July Average | 64°F (18°C) |
| Sunny Days | 263 days/yr |
Geography
| Elevation | 62 ft (19 m) |
| Area | 281.8 sq mi (729.9 km²) |
| Population Density | 18/sq mi |
| Coordinates | 42.8109°N, 143.6535°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
1,398 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M8.2.
| Sep 25, 2003 | 2003 Tokachi-Oki Earthquake | M8.2 | 113 km | 27 km |
| Jan 15, 1993 | 52 km NE of Otofuke, Japan | M7.6 | 55 km | 102 km |
| Sep 25, 2003 | 119 km ESE of Shizunai-furukawach?, Japan | M7.4 | 115 km | 33 km |
| Feb 2, 2013 | 18 km SSW of Obihiro, Japan | M6.9 | 46 km | 107 km |
| Jan 14, 2016 | 52 km SE of Shizunai-furukawach?, Japan | M6.7 | 118 km | 46 km |
| Oct 8, 2003 | 39 km SSE of Kushiro, Japan | M6.7 | 77 km | 32 km |
| Sep 29, 2003 | 58 km S of Kushiro, Japan | M6.5 | 72 km | 25 km |
| Nov 26, 1991 | 33 km SSE of Shizunai-furukawach?, Japan | M6.4 | 126 km | 56 km |
| Jun 5, 2009 | 105 km ESE of Shizunai-furukawach?, Japan | M6.4 | 111 km | 29 km |
| Jan 18, 2005 | 40 km E of Kushiro, Japan | M6.3 | 100 km | 42 km |
| Jun 11, 2023 | 20 km WSW of Biratori, Japan | M6.2 | 147 km | 121 km |
| May 12, 1999 | 44 km W of Kushiro, Japan | M6.2 | 29 km | 103 km |
| Jan 15, 1993 | 17 km W of Kushiro, Japan | M6.1 | 46 km | 112 km |
| Apr 11, 2004 | 38 km E of Kushiro, Japan | M6.1 | 97 km | 42 km |
| Feb 17, 2007 | 115 km ESE of Shizunai-furukawach?, Japan | M6.0 | 113 km | 31 km |
| May 31, 2025 | 78 km S of Kushiro, Japan | M6.0 | 91 km | 21 km |
| Mar 25, 1993 | 108 km ESE of Shizunai-furukawach?, Japan | M6.0 | 114 km | 34 km |
| Feb 20, 1997 | 61 km SSE of Shizunai-furukawach?, Japan | M6.0 | 130 km | 33 km |
| Nov 13, 2000 | 62 km SSE of Kushiro, Japan | M6.0 | 98 km | 33 km |
| Feb 25, 2023 | Hokkaido, Japan region | M6.0 | 112 km | 55 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2000 | Sonamu | Category 1 | 58 mph | 247 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
8 tsunamis recorded within 500 km. Highest wave on record: 6.5 m (21 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1952 | SE. HOKKAIDO ISLAND | Earthquake | 6.5 m | 33 | 75 km |
| 2003 | HOKKAIDO ISLAND | Earthquake | 4.4 m | 2 | 113 km |
| 1982 | HOKKAIDO ISLAND | Earthquake | 1.3 m | 110 | 129 km |
| 1938 | E. HOKKAIDO ISLAND | Earthquake | 0.9 m | 1 | 102 km |
| 1952 | SE. HOKKAIDO ISLAND | Earthquake | 0.3 m | — | 124 km |
| 2004 | HOKKAIDO ISLAND | Earthquake | 0.1 m | — | 121 km |
| 1962 | SE. HOKKAIDO ISLAND | Earthquake | 0.1 m | — | 71 km |
| 2008 | HOKKAIDO ISLAND | Earthquake | 0.1 m | 6 | 103 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
9 volcanoes within 200 km. Closest: Akan (70 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Akan | Caldera | 1,499 m (4,918 ft) | 2008 | 70 km |
| Maruyama | Stratovolcano(es) | 2,013 m (6,604 ft) | 1898 | 84 km |
| Tokachidake | Stratovolcano(es) | 2,077 m (6,814 ft) | 2004 | 104 km |
| Kussharo | Caldera | 574 m (1,883 ft) | 1320 | 109 km |
| Mashu | Caldera | 857 m (2,812 ft) | 1080 | 112 km |
| Taisetsuzan | Stratovolcano(es) | 2,291 m (7,516 ft) | 1739 | 115 km |
| Shikotsu | Caldera | 1,320 m (4,331 ft) | 1979 | 186 km |
| Tomariyama [Golovnin] | Caldera | 535 m (1,755 ft) | 1848 | 189 km |
| Shiretoko-Iozan | Stratovolcano | 1,562 m (5,125 ft) | 1936 | 191 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 16°F (-9°C) | 2.2 in | Coldest |
| February | 18°F (-8°C) | 1.5 in | Driest |
| March | 28°F (-2°C) | 2.6 in | |
| April | 41°F (5°C) | 2.8 in | |
| May | 50°F (10°C) | 3.5 in | |
| June | 57°F (14°C) | 3.6 in | |
| July | 64°F (18°C) | 4.2 in | |
| August | 67°F (20°C) | 4.8 in | Warmest |
| September | 61°F (16°C) | 6.4 in | Wettest |
| October | 49°F (10°C) | 4.3 in | |
| November | 37°F (3°C) | 2.8 in | |
| December | 24°F (-4°C) | 1.9 in |
Honchō has a seasonal temperature swing of 51°F / from 16°F in January to 67°F in August. Total annual precipitation is 40.5 inches, with September being the wettest month (6.4") and February the driest (1.5").