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Sumiyoshi, Japan

Full City Profile

4.2 /5.0
A Great
28,919 Population 409/sq mi density
26 ft Elevation 8 meters
61°F Avg Temperature 16°C
A
Overall
4.2 / 5.0
Strong
B
Economy
3.3 / 5.0
$33,100 median income, 2.2% unemployment
A+
Affordability
5.0 / 5.0
$84,000 home value, $420/mo rent
Sumiyoshi enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 43°F in January while summers reach 77°F in July. The area gets 172 sunny days per year. Annual precipitation totals 90.5 inches. The area receives 0.0 inches of snow annually.

Temperature

43°F Jan (6°C) 77°F Jul (25°C)
Annual Average61.0°F
13% above US avg
January Average43°F (6°C)
July Average77°F (25°C)
Sunny Days172 days/yr

Geography

Elevation26 ft (8 m)
Area70.8 sq mi (183.3 km²)
Population Density409/sq mi
Coordinates34.7500°N, 138.2500°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 90.5"
138% above US avg
Snowfall 0.0"
Wettest Month (Jun) 12.09"
Driest Month (Dec) 3.31"

Air Quality

Earthquake History

1,417 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.5. Most recent: M4.7 on Aug 21, 2025.

Jul 30, 2000 94 km SSE of Shimoda, Japan M6.5 140 km
Sep 3, 1991 115 km S of Shimoda, Japan M6.4 132 km
Feb 20, 1990 28 km E of Shimoda, Japan M6.4 92 km
Aug 10, 2009 8 km NE of Sagara, Japan M6.2 2 km
Jul 1, 2000 53 km SSE of Shimoda, Japan M6.1 100 km
Jul 15, 2000 near the south coast of Honshu, Japan M6.1 104 km
May 4, 2014 31 km ESE of It?, Japan M6.0 108 km
Mar 15, 2011 6 km NNW of Fujinomiya, Japan M6.0 65 km
Jul 7, 1995 62 km SSE of Toba, Japan M6.0 135 km
Aug 1, 2011 20 km E of ?yama, Japan M5.9 21 km
Jan 15, 2007 15 km WSW of Heda, Japan M5.9 39 km
Jul 8, 2000 71 km SSE of Shimoda, Japan M5.9 112 km
Oct 6, 1995 68 km S of Shimoda, Japan M5.9 107 km
Feb 1, 1992 4 km SSE of Miura, Japan M5.8 133 km
May 23, 1997 38 km SSE of Tahara, Japan M5.8 82 km
Jul 30, 2000 90 km SSE of Shimoda, Japan M5.7 136 km
Feb 28, 1998 127 km S of ?yama, Japan M5.7 144 km
Jul 2, 2000 71 km SSE of Shimoda, Japan M5.7 117 km
Aug 18, 2000 64 km SSE of Shimoda, Japan M5.7 110 km
Mar 4, 1997 9 km SSW of It?, Japan M5.6 74 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

49 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 4. Most recent: Halong (2025).

Year Name Category Closest
2025 Halong Category 3 272 km
2025 Nakri Category 1 255 km
2024 Ampil Category 3 257 km
2023 Lan Category 2 262 km
2019 Faxai Category 4 96 km
2019 Hagibis Category 2 44 km
2018 Trami Category 1 274 km
2018 Jebi Category 1 255 km
2018 Shanshan Category 1 260 km
2018 Jongdari Category 1 61 km
2017 Lan Category 2 179 km
2016 Mindulle Category 1 125 km
2014 Phanfone Category 1 22 km
2013 Wipha Category 1 223 km
2011 Roke Category 3 44 km
2010 Chaba Category 1 228 km
2009 Melor Category 1 173 km
2009 Krovanh Category 1 206 km
2008 Sinlaku Category 1 186 km
2007 Fitow Category 1 58 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

20 tsunamis recorded within 500 km. Highest wave on record: 21.0 m (69 ft).

Year Location Cause Max Wave Deaths Distance
1854 ENSHUNADA SEA Earthquake 21.0 m 1,000 89 km
1923 SAGAMI BAY Earthquake 13.0 m 105,385 120 km
1703 OFF SW BOSO PENINSULA Earthquake 11.7 m 5,233 142 km
1707 ENSHUNADA Earthquake 11.0 m 2,000 83 km
1944 OFF SOUTHEAST COAST KII PENINSULA Earthquake 10.0 m 1,223 135 km
1498 ENSHUNADA SEA Earthquake 10.0 m 5,000 85 km
1096 ENSHUNADA Earthquake 7.0 m 108 km
1495 KAMAKURA, SAGAMI BAY, TOKAIDO Earthquake 5.0 m 200 120 km
1855 ENSHUNADA Earthquake 3.0 m 66 km
1433 OFF IZU-OSHIMA Earthquake 2.0 m 115 km
1945 TOKAIDO Earthquake 1.0 m 2,306 96 km
2009 HONSHU: S COAST Earthquake 0.6 m 1 2 km
1980 HONSHU ISLAND Earthquake 0.6 m 85 km
1978 TOKAIDO Earthquake 0.4 m 25 92 km
1974 TOKAIDO Earthquake 0.2 m 30 44 km
1982 S. OF HONSHU ISLAND Earthquake 0.2 m 150 km
1990 JAPAN Earthquake 0.2 m 92 km
2000 HONSHU: S COAST Earthquake 0.1 m 140 km
2000 HONSHU: S COAST Earthquake 0.1 m 104 km
2000 KOZU-SHIMA ISLAND, HONSHU Earthquake 0.1 m 1 100 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

15 volcanoes within 200 km. Closest: Izu-Tobu (79 km).

Name Type Elevation Last Eruption Distance
Izu-Tobu Pyroclastic cone(s) 1,406 m (4,613 ft) 1989 79 km
Fujisan Stratovolcano 3,776 m (12,388 ft) 1708 81 km
Hakoneyama Complex 1,438 m (4,718 ft) 2015 88 km
Toshima Stratovolcano 508 m (1,667 ft) -4550 98 km
Niijima Lava dome(s) 432 m (1,417 ft) 886 101 km
Kozushima Lava dome(s) 572 m (1,877 ft) 838 102 km
Izu-Oshima Stratovolcano 758 m (2,487 ft) 1990 105 km
Miyakejima Stratovolcano 775 m (2,543 ft) 2010 138 km
Ontakesan Complex 3,067 m (10,062 ft) 2014 145 km
Yokodake Stratovolcano(es) 2,480 m (8,136 ft) 1200 149 km
Mikurajima Stratovolcano 851 m (2,792 ft) -4100 158 km
Norikuradake Stratovolcano(es) 3,026 m (9,928 ft) -50 163 km
Yakedake Stratovolcano(es) 2,455 m (8,054 ft) 1995 175 km
Asamayama Complex 2,568 m (8,425 ft) 2019 186 km
Washiba-Kumonotaira Shield(s) 2,924 m (9,593 ft) Unknown 194 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 43°F (6°C) 3.7 in Coldest
February 44°F (7°C) 4.4 in
March 49°F (10°C) 7.6 in
April 58°F (15°C) 8.4 in
May 65°F (18°C) 8.5 in
June 71°F (22°C) 12.1 in Wettest
July 77°F (25°C) 9.2 in
August 80°F (26°C) 8.7 in Warmest
September 75°F (24°C) 10.6 in
October 66°F (19°C) 8.4 in
November 57°F (14°C) 5.6 in
December 48°F (9°C) 3.3 in Driest

Sumiyoshi has a seasonal temperature swing of 36°F / from 43°F in January to 80°F in August. Total annual precipitation is 90.5 inches, with June being the wettest month (12.1") and December the driest (3.3").

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