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Weather & Climate in Yuni, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Yuni has a cool climate with an average annual temperature of 45°F (7°C). Winters average 20°F in January while summers reach 67°F in July. The area gets 253 sunny days per year, above the national average. Annual precipitation totals 45.7 inches. The area receives 12.6 inches of snow annually. The city sits at an elevation of 125 feet.
Temperature
20°F Jan (-7°C)
67°F Jul (20°C)
| Annual Average | 44.6°F |
| 17% below US avg | |
| January Average | 20°F (-7°C) |
| July Average | 67°F (20°C) |
| Sunny Days | 253 days/yr |
Geography
| Elevation | 125 ft (38 m) |
| Area | 51.6 sq mi (133.7 km²) |
| Population Density | 105/sq mi |
| Coordinates | 43.0072°N, 141.7844°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
882 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.9.
| Feb 2, 2013 | 18 km SSW of Obihiro, Japan | M6.9 | 110 km | 107 km |
| Jan 14, 2016 | 52 km SE of Shizunai-furukawach?, Japan | M6.7 | 141 km | 46 km |
| Nov 26, 1991 | 33 km SSE of Shizunai-furukawach?, Japan | M6.4 | 122 km | 56 km |
| Aug 24, 1992 | 9 km NNW of Honch?, Japan | M6.2 | 147 km | 121 km |
| Jun 11, 2023 | 20 km WSW of Biratori, Japan | M6.2 | 54 km | 121 km |
| Oct 21, 2011 | 16 km NE of Asahikawa, Japan | M6.1 | 113 km | 187 km |
| Feb 20, 1997 | 61 km SSE of Shizunai-furukawach?, Japan | M6.0 | 150 km | 33 km |
| Feb 19, 2003 | 26 km NNE of Rumoi, Japan | M5.9 | 127 km | 214 km |
| Aug 25, 2012 | 45 km ENE of Shizunai-furukawach?, Japan | M5.9 | 113 km | 55 km |
| Jun 12, 1991 | 17 km SE of Obihiro, Japan | M5.8 | 128 km | 109 km |
| Jun 10, 2004 | 49 km E of Shizunai-furukawach?, Japan | M5.8 | 118 km | 50 km |
| Jan 11, 1995 | 45 km SSE of Shizunai-furukawach?, Japan | M5.6 | 132 km | 57 km |
| May 23, 1995 | Hokkaido, Japan region | M5.6 | 72 km | 17 km |
| Jul 8, 2014 | 13 km N of Shiraoi, Japan | M5.5 | 52 km | 10 km |
| Sep 11, 1993 | 40 km SSE of Shizunai-furukawach?, Japan | M5.5 | 129 km | 58 km |
| Apr 18, 2007 | 21 km E of Tomakomai, Japan | M5.5 | 39 km | 120 km |
| Jun 25, 2008 | 45 km SSE of Shizunai-furukawach?, Japan | M5.5 | 132 km | 56 km |
| Jun 24, 2011 | 35 km SSE of Shizunai-furukawach?, Japan | M5.5 | 124 km | 58 km |
| Aug 30, 2003 | 54 km SSE of Shizunai-furukawach?, Japan | M5.5 | 142 km | 52 km |
| Feb 28, 2009 | 37 km NW of Shizunai-furukawach?, Japan | M5.5 | 51 km | 105 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 |
| 2002 | Higos | Category 1 | 69 mph | 281 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 | 138 km |
| 1947 | W. HOKKAIDO ISLAND | Earthquake | 2.0 m | - | 109 km |
| 1982 | HOKKAIDO ISLAND | Earthquake | 1.3 m | 110 | 106 km |
| 1834 | W. HOKKAIDO ISLAND | Earthquake | - | - | 45 km |
| 1792 | W. HOKKAIDO ISLAND | Earthquake | - | - | 111 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
12 volcanoes within 200 km. Closest: Shikotsu (48 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Shikotsu | Caldera | 1,320 m (4,331 ft) | 1979 | 48 km |
| Kuttara | Stratovolcano(es) | 549 m (1,801 ft) | 1820 | 77 km |
| Yoteizan | Stratovolcano | 1,888 m (6,194 ft) | -1050 | 82 km |
| Tokachidake | Stratovolcano(es) | 2,077 m (6,814 ft) | 2004 | 86 km |
| Toya | Stratovolcano | 733 m (2,405 ft) | 2001 | 93 km |
| Niseko | Stratovolcano(es) | 1,308 m (4,291 ft) | -4900 | 93 km |
| Maruyama | Stratovolcano(es) | 2,013 m (6,604 ft) | 1898 | 111 km |
| Taisetsuzan | Stratovolcano(es) | 2,291 m (7,516 ft) | 1739 | 113 km |
| Hokkaido-Komagatake | Stratovolcano | 1,131 m (3,711 ft) | 2000 | 139 km |
| Esan | Lava dome(s) | 618 m (2,028 ft) | 1874 | 143 km |
| Akan | Caldera | 1,499 m (4,918 ft) | 2008 | 185 km |
| Osorezan | Stratovolcano | 878 m (2,881 ft) | 1787 | 200 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 20°F (-7°C) | 3.5 in | Coldest |
| February | 21°F (-6°C) | 2.7 in | |
| March | 29°F (-2°C) | 2.2 in | Driest |
| April | 42°F (5°C) | 2.6 in | |
| May | 52°F (11°C) | 3.0 in | |
| June | 60°F (15°C) | 3.1 in | |
| July | 67°F (20°C) | 4.2 in | |
| August | 70°F (21°C) | 6.1 in | Warmest, Wettest |
| September | 62°F (17°C) | 5.5 in | |
| October | 50°F (10°C) | 4.4 in | |
| November | 38°F (3°C) | 4.3 in | |
| December | 26°F (-3°C) | 4.1 in |
Yuni has a seasonal temperature swing of 50°F / from 20°F in January to 70°F in August. Total annual precipitation is 45.7 inches, with August being the wettest month (6.1") and March the driest (2.2").