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Isahaya, Japan
Full City Profile
4.1
/5.0
A
Great
135,546
Population
1,093/sq mi density
341 ft
Elevation
104 meters
59°F
Avg Temperature
15°C
A
Overall
4.1 / 5.0
Strong
B
Economy
3.1 / 5.0
$27,000 median income, 2.5% unemployment
A+
Affordability
5.0 / 5.0
$66,000 home value, $330/mo rent
Isahaya enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 40°F in January while summers reach 77°F in July. The area gets 191 sunny days per year. Annual precipitation totals 84.9 inches. The area receives 0.0 inches of snow annually.
Temperature
40°F Jan (4°C)
77°F Jul (25°C)
| Annual Average | 59.0°F |
| 9% above US avg | |
| January Average | 40°F (4°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 191 days/yr |
Geography
| Elevation | 341 ft (104 m) |
| Area | 124.0 sq mi (321.2 km²) |
| Population Density | 1,093/sq mi |
| Coordinates | 32.8411°N, 130.0431°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Tsunami History
4 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 | 26 km |
| 1828 | AMAKUSA SEA | Earthquake | — | — | 30 km |
| 1619 | YATSUSHIRO, JAPAN | Earthquake | — | — | 65 km |
| 744 | SW. KYUSHU ISLAND | Earthquake | — | 1,520 | 65 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
9 volcanoes within 200 km. Closest: Unzendake (26 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Unzendake | Complex | 1,483 m (4,865 ft) | 1996 | 26 km |
| Asosan | Caldera | 1,592 m (5,223 ft) | 2020 | 99 km |
| Fukue | Shield(s) | 315 m (1,033 ft) | -400 | 114 km |
| Kujusan | Stratovolcano(es) | 1,791 m (5,876 ft) | 1996 | 116 km |
| Kirishimayama | Shield | 1,700 m (5,577 ft) | 2018 | 127 km |
| Yonemaru-Sumiyoshiike | Maar(s) | 40 m (131 ft) | -6200 | 130 km |
| Yufu-Tsurumi | Lava dome(s) | 1,584 m (5,197 ft) | 867 | 135 km |
| Aira | Caldera | 1,117 m (3,665 ft) | 2020 | 150 km |
| Ata | Caldera(s) | 924 m (3,031 ft) | 885 | 187 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (4°C) | 2.8 in | Coldest |
| February | 41°F (5°C) | 3.7 in | |
| March | 47°F (8°C) | 5.7 in | |
| April | 56°F (14°C) | 7.2 in | |
| May | 64°F (18°C) | 8.2 in | |
| June | 70°F (21°C) | 14.8 in | |
| July | 77°F (25°C) | 15.4 in | Wettest |
| August | 79°F (26°C) | 8.5 in | Warmest |
| September | 73°F (23°C) | 8.9 in | |
| October | 63°F (17°C) | 4.2 in | |
| November | 53°F (12°C) | 3.2 in | |
| December | 44°F (7°C) | 2.4 in | Driest |
Isahaya has a seasonal temperature swing of 39°F / from 40°F in January to 79°F in August. Total annual precipitation is 84.9 inches, with July being the wettest month (15.4") and December the driest (2.4").