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Weather & Climate in Tsukumiura, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Tsukumiura enjoys a temperate climate with an average annual temperature of 60°F (15°C). Winters average 42°F in January while summers reach 77°F in July. The area gets 197 sunny days per year. Annual precipitation totals 76.7 inches (wetter than the 38-inch national average). The city sits at an elevation of 43 feet.
Temperature
42°F Jan (6°C)
77°F Jul (25°C)
| Annual Average | 59.6°F |
| 10% above US avg | |
| January Average | 42°F (6°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 197 days/yr |
Geography
| Elevation | 43 ft (13 m) |
| Area | 30.7 sq mi (79.5 km²) |
| Population Density | 705/sq mi |
| Coordinates | 33.0754°N, 131.8691°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
445 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.0.
| Apr 15, 2016 | 6 km ESE of Kumamoto, Japan | M7.0 | 109 km | 10 km |
| Jan 13, 2025 | 15 km SE of Miyazaki, Japan | M6.8 | 141 km | 39 km |
| Mar 24, 2001 | 16 km SSW of Kure, Japan | M6.8 | 128 km | 50 km |
| Oct 19, 1996 | 5 km SE of Miyazaki, Japan | M6.7 | 138 km | 22 km |
| Jan 21, 2022 | 27 km SSE of Saiki, Japan | M6.3 | 42 km | 39 km |
| Mar 13, 2014 | 32 km SSW of Hikari, Japan | M6.3 | 68 km | 79 km |
| Apr 17, 2024 | 18 km W of Uwajima, Japan | M6.3 | 50 km | 32 km |
| Jun 11, 2006 | 15 km S of Tsukawaki, Japan | M6.3 | 68 km | 140 km |
| Apr 14, 2016 | 2 km SSE of Kumamoto, Japan | M6.2 | 113 km | 9 km |
| May 9, 2019 | 43 km ESE of Miyazaki, Japan | M6.2 | 144 km | 22 km |
| Apr 14, 2016 | 5 km ENE of Uto, Japan | M6.0 | 115 km | 8 km |
| Jun 25, 1997 | 17 km E of Hagi, Japan | M5.9 | 149 km | 10 km |
| Apr 5, 2009 | 10 km N of Miyazaki, Japan | M5.8 | 126 km | 26 km |
| Aug 28, 2014 | 53 km E of Takanabe, Japan | M5.8 | 112 km | 20 km |
| Apr 25, 2001 | 18 km SE of Saiki, Japan | M5.7 | 31 km | 33 km |
| Oct 19, 1996 | 19 km ENE of Miyazaki, Japan | M5.7 | 126 km | 33 km |
| Apr 15, 2016 | 6 km S of Kikuchi, Japan | M5.7 | 100 km | 10 km |
| May 9, 2019 | 46 km ESE of Miyazaki, Japan | M5.6 | 142 km | 22 km |
| Aug 16, 2025 | 32 km ESE of Takanabe, Japan | M5.5 | 118 km | 30 km |
| Apr 18, 2016 | 8 km NNE of Aso, Japan | M5.5 | 72 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
61 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Shanshan | Category 2 | 104 mph | 160 km |
| 2022 | Nanmadol | Category 3 | 104 mph | 132 km |
| 2020 | Haishen | Category 2 | 98 mph | 258 km |
| 2019 | Francisco | Category 1 | 81 mph | 111 km |
| 2018 | Jebi | Category 3 | 98 mph | 196 km |
| 2018 | Trami | Category 1 | 98 mph | 137 km |
| 2018 | Cimaron | Category 1 | 92 mph | 240 km |
| 2018 | Prapiroon | Category 1 | 69 mph | 260 km |
| 2017 | Noru | Category 1 | 69 mph | 116 km |
| 2016 | Malakas | Category 3 | 109 mph | 109 km |
| 2015 | Goni | Category 3 | 104 mph | 141 km |
| 2015 | Nangka | Category 1 | 86 mph | 227 km |
| 2014 | Phanfone | Category 2 | 98 mph | 230 km |
| 2014 | Halong | Category 1 | 86 mph | 127 km |
| 2012 | Jelawat | Category 1 | 98 mph | 267 km |
| 2011 | Ma-on | Category 1 | 86 mph | 129 km |
| 2009 | Melor | Category 1 | 92 mph | 297 km |
| 2008 | Sinlaku | Category 1 | 75 mph | 218 km |
| 2007 | Usagi | Category 3 | 104 mph | 35 km |
| 2007 | Man-yi | Category 2 | 86 mph | 96 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
19 tsunamis recorded within 500 km. Highest wave on record: 8.0 m (26 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1596 | BEPPU BAY, KYUSHU | Eruption + Earthquake | 8.0 m | 708 | 30 km |
| 1968 | SEIKAIDO | Earthquake | 3.1 m | 1 | 105 km |
| 1769 | SW. KYUSHU ISLAND | Earthquake | 2.5 m | — | 87 km |
| 1941 | SEIKAIDO | Earthquake | 1.2 m | 2 | 122 km |
| 1939 | SEIKAIDO | Earthquake | 0.8 m | 1 | 87 km |
| 1931 | SEIKAIDO | Earthquake | 0.8 m | 1 | 100 km |
| 1996 | KYUSHU ISLAND | Earthquake | 0.6 m | — | 138 km |
| 1970 | SEIKAIDO | Earthquake | 0.3 m | — | 99 km |
| 1899 | SEIKAIDO | Earthquake | 0.3 m | — | 131 km |
| 2025 | HYUGANADA SEA | Earthquake | 0.2 m | — | 144 km |
| 1984 | KYUSHU, JAPAN | Earthquake | 0.2 m | — | 77 km |
| 1969 | RYUKYU ISLANDS | Earthquake | 0.1 m | — | 100 km |
| 1987 | KYUSHU ISLAND | Earthquake | 0.0 m | 2 | 116 km |
| 1899 | SEIKAIDO | Earthquake | — | — | 58 km |
| 1715 | SEIKAIDO | Earthquake | — | — | 30 km |
| 1698 | SEIKAIDO-NANKAIDO | Earthquake | — | — | 30 km |
| 1619 | YATSUSHIRO, JAPAN | Earthquake | — | — | 135 km |
| 1597 | BEPPU BAY, JAPAN | Eruption + Earthquake | — | 40 | 35 km |
| 744 | SW. KYUSHU ISLAND | Earthquake | — | 1,520 | 148 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
7 volcanoes within 200 km. Closest: Yufu-Tsurumi (50 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Yufu-Tsurumi | Lava dome(s) | 1,584 m (5,197 ft) | 867 | 50 km |
| Kujusan | Stratovolcano(es) | 1,791 m (5,876 ft) | 1996 | 58 km |
| Asosan | Caldera | 1,592 m (5,223 ft) | 2020 | 75 km |
| Unzendake | Complex | 1,483 m (4,865 ft) | 1996 | 151 km |
| Kirishimayama | Shield | 1,700 m (5,577 ft) | 2018 | 158 km |
| Abu | Shield(s) | 641 m (2,103 ft) | -6850 | 160 km |
| Yonemaru-Sumiyoshiike | Maar(s) | 40 m (131 ft) | -6200 | 188 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 1.9 in | Coldest, Driest |
| February | 43°F (6°C) | 3.4 in | |
| March | 48°F (9°C) | 4.5 in | |
| April | 57°F (14°C) | 6.5 in | |
| May | 64°F (18°C) | 7.2 in | |
| June | 70°F (21°C) | 10.6 in | |
| July | 77°F (25°C) | 11.8 in | Wettest |
| August | 78°F (26°C) | 9.1 in | Warmest |
| September | 73°F (23°C) | 10.8 in | |
| October | 64°F (18°C) | 5.9 in | |
| November | 55°F (13°C) | 3.1 in | |
| December | 46°F (8°C) | 2.1 in |
Tsukumiura has a seasonal temperature swing of 36°F / from 42°F in January to 78°F in August. Total annual precipitation is 76.7 inches, with July being the wettest month (11.8") and January the driest (1.9").