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Weather & Climate in Monbetsu-honchō, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Monbetsu-honchō has a cool climate with an average annual temperature of 45°F (7°C). Winters average 23°F in January while summers reach 65°F in July. The area gets 258 sunny days per year, above the national average. Annual precipitation totals 42.8 inches. The area receives 7.8 inches of snow annually. The city sits at an elevation of 20 feet.
Temperature
23°F Jan (-5°C)
65°F Jul (18°C)
| Annual Average | 44.8°F |
| 17% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 65°F (18°C) |
| Sunny Days | 258 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Area | 1,692.3 sq mi (4,383.1 km²) |
| Population Density | 7/sq mi |
| Coordinates | 42.4794°N, 142.0715°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
1,241 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.4.
| Sep 25, 2003 | 119 km ESE of Shizunai-furukawach?, Japan | M7.4 | 148 km | 33 km |
| Feb 2, 2013 | 18 km SSW of Obihiro, Japan | M6.9 | 90 km | 107 km |
| Jan 14, 2016 | 52 km SE of Shizunai-furukawach?, Japan | M6.7 | 81 km | 46 km |
| Jun 5, 2009 | 105 km ESE of Shizunai-furukawach?, Japan | M6.4 | 135 km | 29 km |
| Nov 26, 1991 | 33 km SSE of Shizunai-furukawach?, Japan | M6.4 | 60 km | 56 km |
| Jul 12, 1992 | 70 km ENE of Mutsu, Japan | M6.2 | 114 km | 64 km |
| Aug 24, 1992 | 9 km NNW of Honch?, Japan | M6.2 | 129 km | 121 km |
| Jun 11, 2023 | 20 km WSW of Biratori, Japan | M6.2 | 15 km | 121 km |
| Aug 10, 2014 | 78 km E of Mutsu, Japan | M6.1 | 147 km | 41 km |
| Jun 8, 2015 | 74 km ENE of Mutsu, Japan | M6.1 | 102 km | 42 km |
| Oct 14, 2002 | 87 km E of Mutsu, Japan | M6.1 | 146 km | 61 km |
| Mar 25, 1993 | 108 km ESE of Shizunai-furukawach?, Japan | M6.0 | 138 km | 34 km |
| Feb 20, 1997 | 61 km SSE of Shizunai-furukawach?, Japan | M6.0 | 88 km | 33 km |
| Feb 17, 2007 | 115 km ESE of Shizunai-furukawach?, Japan | M6.0 | 144 km | 31 km |
| Sep 26, 1995 | 98 km SE of Shizunai-furukawach?, Japan | M5.9 | 127 km | 33 km |
| May 5, 2023 | 68 km ENE of Mutsu, Japan | M5.9 | 108 km | 59 km |
| Aug 25, 2012 | 45 km ENE of Shizunai-furukawach?, Japan | M5.9 | 69 km | 55 km |
| May 23, 2012 | 72 km E of Mutsu, Japan | M5.9 | 127 km | 46 km |
| Sep 13, 2010 | 68 km ENE of Mutsu, Japan | M5.8 | 110 km | 45 km |
| Jun 10, 2004 | 49 km E of Shizunai-furukawach?, Japan | M5.8 | 73 km | 50 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
2 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 | 227 km |
| 1998 | Vicki | Category 1 | 58 mph | 269 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
5 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 | 123 km |
| 1982 | HOKKAIDO ISLAND | Earthquake | 1.3 m | 110 | 43 km |
| 1968 | OFF COAST OF HONSHU ISLAND | Earthquake | 0.6 m | — | 121 km |
| 1931 | SANRIKU | Earthquake | 0.4 m | — | 147 km |
| 1834 | W. HOKKAIDO ISLAND | Earthquake | — | — | 106 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
12 volcanoes within 200 km. Closest: Shikotsu (61 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Shikotsu | Caldera | 1,320 m (4,331 ft) | 1979 | 61 km |
| Kuttara | Stratovolcano(es) | 549 m (1,801 ft) | 1820 | 75 km |
| Toya | Stratovolcano | 733 m (2,405 ft) | 2001 | 101 km |
| Esan | Lava dome(s) | 618 m (2,028 ft) | 1874 | 106 km |
| Yoteizan | Stratovolcano | 1,888 m (6,194 ft) | -1050 | 110 km |
| Tokachidake | Stratovolcano(es) | 2,077 m (6,814 ft) | 2004 | 116 km |
| Niseko | Stratovolcano(es) | 1,308 m (4,291 ft) | -4900 | 124 km |
| Hokkaido-Komagatake | Stratovolcano | 1,131 m (3,711 ft) | 2000 | 124 km |
| Maruyama | Stratovolcano(es) | 2,013 m (6,604 ft) | 1898 | 130 km |
| Taisetsuzan | Stratovolcano(es) | 2,291 m (7,516 ft) | 1739 | 146 km |
| Osorezan | Stratovolcano | 878 m (2,881 ft) | 1787 | 155 km |
| Akan | Caldera | 1,499 m (4,918 ft) | 2008 | 187 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 23°F (-5°C) | 1.9 in | Coldest |
| February | 24°F (-5°C) | 1.6 in | Driest |
| March | 31°F (-1°C) | 2.1 in | |
| April | 41°F (5°C) | 3.2 in | |
| May | 50°F (10°C) | 3.7 in | |
| June | 57°F (14°C) | 3.7 in | |
| July | 65°F (18°C) | 5.2 in | |
| August | 68°F (20°C) | 5.7 in | Warmest |
| September | 62°F (17°C) | 5.8 in | Wettest |
| October | 51°F (10°C) | 4.4 in | |
| November | 39°F (4°C) | 3.2 in | |
| December | 29°F (-2°C) | 2.2 in |
Monbetsu-honchō has a seasonal temperature swing of 46°F / from 23°F in January to 68°F in August. Total annual precipitation is 42.8 inches, with September being the wettest month (5.8") and February the driest (1.6").