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Sankasho, Japan
Full City Profile
4.1
/5.0
A
Great
3,472
Population
33/sq mi density
1,778 ft
Elevation
542 meters
54°F
Avg Temperature
12°C
A
Overall
4.1 / 5.0
Strong
B
Economy
3.1 / 5.0
$26,200 median income, 2.6% unemployment
A+
Affordability
5.0 / 5.0
$64,000 home value, $320/mo rent
Sankasho experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 34°F in January while summers reach 73°F in July. The area gets 173 sunny days per year. Annual precipitation totals 100.1 inches. The area receives 2.8 inches of snow annually.
Temperature
34°F Jan (1°C)
73°F Jul (23°C)
| Annual Average | 54.2°F |
| 0% below US avg | |
| January Average | 34°F (1°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 173 days/yr |
Geography
| Elevation | 1,778 ft (542 m) |
| Area | 104.7 sq mi (271.1 km²) |
| Population Density | 33/sq mi |
| Coordinates | 32.6818°N, 131.2083°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Tsunami History
20 tsunamis recorded within 500 km. Highest wave on record: 55.0 m (180 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1792 | SHIMABARA BAY, KYUSHU ISLAND | Landslide | 55.0 m | 15,000 | 85 km |
| 1596 | BEPPU BAY, KYUSHU | Eruption + Earthquake | 8.0 m | 708 | 83 km |
| 1780 | SW. KYUSHU ISLAND | Astronomical | 6.0 m | — | 130 km |
| 1662 | HIUGANADA | Earthquake | 5.0 m | 200 | 132 km |
| 1968 | SEIKAIDO | Earthquake | 3.1 m | 1 | 128 km |
| 1914 | SEIKAIDO | Eruption | 3.0 m | 63 | 133 km |
| 1769 | SW. KYUSHU ISLAND | Earthquake | 2.5 m | — | 86 km |
| 1941 | SEIKAIDO | Earthquake | 1.2 m | 2 | 113 km |
| 1939 | SEIKAIDO | Earthquake | 0.8 m | 1 | 86 km |
| 1931 | SEIKAIDO | Earthquake | 0.8 m | 1 | 99 km |
| 1929 | HYUGANADA SEA | Earthquake | 0.7 m | — | 144 km |
| 1961 | SEIKAIDO | Earthquake | 0.7 m | 2 | 133 km |
| 1996 | KYUSHU ISLAND | Earthquake | 0.6 m | — | 92 km |
| 2024 | HYUGANADA SEA | Earthquake | 0.5 m | — | 111 km |
| 1970 | SEIKAIDO | Earthquake | 0.3 m | — | 71 km |
| 1899 | SEIKAIDO | Earthquake | 0.3 m | — | 114 km |
| 2025 | HYUGANADA SEA | Earthquake | 0.2 m | — | 103 km |
| 1996 | SEA OF JAPAN | Earthquake | 0.2 m | — | 100 km |
| 1984 | KYUSHU, JAPAN | Earthquake | 0.2 m | — | 77 km |
| 1969 | RYUKYU ISLANDS | Earthquake | 0.1 m | — | 99 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
8 volcanoes within 200 km. Closest: Asosan (25 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Asosan | Caldera | 1,592 m (5,223 ft) | 2020 | 25 km |
| Kujusan | Stratovolcano(es) | 1,791 m (5,876 ft) | 1996 | 45 km |
| Yufu-Tsurumi | Lava dome(s) | 1,584 m (5,197 ft) | 867 | 69 km |
| Unzendake | Complex | 1,483 m (4,865 ft) | 1996 | 86 km |
| Kirishimayama | Shield | 1,700 m (5,577 ft) | 2018 | 89 km |
| Yonemaru-Sumiyoshiike | Maar(s) | 40 m (131 ft) | -6200 | 117 km |
| Aira | Caldera | 1,117 m (3,665 ft) | 2020 | 132 km |
| Ata | Caldera(s) | 924 m (3,031 ft) | 885 | 173 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 2.8 in | Coldest |
| February | 36°F (2°C) | 4.1 in | |
| March | 42°F (6°C) | 6.1 in | |
| April | 52°F (11°C) | 8.3 in | |
| May | 60°F (15°C) | 9.9 in | |
| June | 66°F (19°C) | 17.3 in | |
| July | 73°F (23°C) | 18.2 in | Wettest |
| August | 74°F (23°C) | 12.1 in | Warmest |
| September | 68°F (20°C) | 9.8 in | |
| October | 59°F (15°C) | 5.5 in | |
| November | 49°F (9°C) | 3.4 in | |
| December | 39°F (4°C) | 2.5 in | Driest |
Sankasho has a seasonal temperature swing of 40°F / from 34°F in January to 74°F in August. Total annual precipitation is 100.1 inches, with July being the wettest month (18.2") and December the driest (2.5").