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Hirokawa, Japan
Full City Profile
4.1
/5.0
A
Great
19,969
Population
1,115/sq mi density
135 ft
Elevation
41 meters
60°F
Avg Temperature
15°C
A
Overall
4.1 / 5.0
Strong
B
Economy
3.2 / 5.0
$32,000 median income, 2.9% unemployment
A+
Affordability
5.0 / 5.0
$84,000 home value, $420/mo rent
Hirokawa enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 40°F in January while summers reach 79°F in July. The area gets 206 sunny days per year. Annual precipitation totals 73.1 inches. The area receives 0.0 inches of snow annually.
Temperature
40°F Jan (5°C)
79°F Jul (26°C)
| Annual Average | 59.8°F |
| 11% above US avg | |
| January Average | 40°F (5°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 206 days/yr |
Geography
| Elevation | 135 ft (41 m) |
| Area | 17.9 sq mi (46.4 km²) |
| Population Density | 1,115/sq mi |
| Coordinates | 33.2429°N, 130.5521°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Tsunami History
8 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 | 60 km |
| 1596 | BEPPU BAY, KYUSHU | Eruption + Earthquake | 8.0 m | 708 | 107 km |
| 1828 | AMAKUSA SEA | Earthquake | — | — | 94 km |
| 1715 | SEIKAIDO | Earthquake | — | — | 107 km |
| 1698 | SEIKAIDO-NANKAIDO | Earthquake | — | — | 107 km |
| 1619 | YATSUSHIRO, JAPAN | Earthquake | — | — | 83 km |
| 1597 | BEPPU BAY, JAPAN | Eruption + Earthquake | — | 40 | 98 km |
| 744 | SW. KYUSHU ISLAND | Earthquake | — | 1,520 | 94 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
9 volcanoes within 200 km. Closest: Unzendake (59 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Unzendake | Complex | 1,483 m (4,865 ft) | 1996 | 59 km |
| Asosan | Caldera | 1,592 m (5,223 ft) | 2020 | 65 km |
| Kujusan | Stratovolcano(es) | 1,791 m (5,876 ft) | 1996 | 67 km |
| Yufu-Tsurumi | Lava dome(s) | 1,584 m (5,197 ft) | 867 | 78 km |
| Kirishimayama | Shield | 1,700 m (5,577 ft) | 2018 | 148 km |
| Yonemaru-Sumiyoshiike | Maar(s) | 40 m (131 ft) | -6200 | 164 km |
| Abu | Shield(s) | 641 m (2,103 ft) | -6850 | 170 km |
| Fukue | Shield(s) | 315 m (1,033 ft) | -400 | 172 km |
| Aira | Caldera | 1,117 m (3,665 ft) | 2020 | 184 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (5°C) | 2.4 in | Coldest |
| February | 42°F (5°C) | 3.1 in | |
| March | 48°F (9°C) | 4.5 in | |
| April | 57°F (14°C) | 6.1 in | |
| May | 65°F (18°C) | 6.9 in | |
| June | 72°F (22°C) | 13.3 in | |
| July | 79°F (26°C) | 13.4 in | Wettest |
| August | 80°F (27°C) | 7.3 in | Warmest |
| September | 74°F (23°C) | 7.6 in | |
| October | 64°F (18°C) | 3.7 in | |
| November | 54°F (12°C) | 2.7 in | |
| December | 44°F (7°C) | 2.2 in | Driest |
Hirokawa has a seasonal temperature swing of 40°F / from 40°F in January to 80°F in August. Total annual precipitation is 73.1 inches, with July being the wettest month (13.4") and December the driest (2.2").