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Kōka, Japan

Full City Profile

4.2 /5.0
A Great
89,619 Population 305/sq mi density
558 ft Elevation 170 meters
56°F Avg Temperature 13°C
A
Overall
4.2 / 5.0
Strong
B
Economy
3.3 / 5.0
$33,800 median income, 2.3% unemployment
A+
Affordability
5.0 / 5.0
$88,000 home value, $440/mo rent
Kōka enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 36°F in January while summers reach 76°F in July. The area gets 217 sunny days per year. Annual precipitation totals 65.6 inches. The area receives 0.0 inches of snow annually.

Temperature

36°F Jan (2°C) 76°F Jul (24°C)
Annual Average55.8°F
3% above US avg
January Average36°F (2°C)
July Average76°F (24°C)
Sunny Days217 days/yr

Geography

Elevation558 ft (170 m)
Area294.2 sq mi (762.0 km²)
Population Density305/sq mi
Coordinates34.9802°N, 136.1575°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 65.6"
73% above US avg
Snowfall 0.0"
Wettest Month (Jun) 9.57"
Driest Month (Dec) 1.97"

Air Quality

Earthquake History

491 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.9. Most recent: M4.1 on Aug 24, 2025.

Jan 16, 1995 8 km S of Akashi, Japan M6.9 113 km
Apr 11, 1990 11 km ENE of Maizuru, Japan M6.1 85 km
Jul 7, 1995 62 km SSE of Toba, Japan M6.0 143 km
Jun 1, 1998 17 km SW of Owase, Japan M5.8 116 km
Aug 7, 1992 21 km N of Miyazu, Japan M5.8 123 km
Apr 12, 2013 6 km WNW of Sumoto, Japan M5.8 139 km
May 23, 1997 38 km SSE of Tahara, Japan M5.8 139 km
Aug 20, 1999 22 km SE of Kainan, Japan M5.7 127 km
Nov 18, 2013 25 km SE of Toba, Japan M5.6 109 km
Mar 16, 1997 5 km NE of Toyokawa, Japan M5.6 118 km
Oct 30, 2000 western Honshu, Japan M5.5 76 km
Jun 17, 2018 near the south coast of western Honshu, Japan M5.5 50 km
Apr 21, 2000 27 km NNE of Maizuru, Japan M5.5 98 km
Jan 18, 2003 67 km SSE of Toba, Japan M5.5 149 km
Aug 1, 2007 42 km ESE of Owase, Japan M5.5 127 km
Aug 26, 2010 25 km ENE of Katsuyama, Japan M5.4 138 km
Sep 24, 2003 5 km WNW of Ayabe, Japan M5.4 95 km
May 9, 2022 7 km NE of Toba, Japan M5.3 84 km
Jan 6, 2004 36 km S of Ise, Japan M5.3 103 km
Jan 30, 1996 67 km NNE of Miyazu, Japan M5.2 147 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

48 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 4. Most recent: Lan (2023).

Year Name Category Closest
2023 Lan Category 2 148 km
2019 Faxai Category 4 278 km
2019 Hagibis Category 2 235 km
2018 Jebi Category 3 77 km
2018 Trami Category 1 144 km
2018 Cimaron Category 1 140 km
2018 Jongdari Category 1 101 km
2017 Lan Category 1 200 km
2017 Noru Category 1 146 km
2015 Nangka Category 1 279 km
2014 Phanfone Category 1 130 km
2012 Jelawat Category 1 289 km
2011 Roke Category 3 134 km
2011 Ma-on Category 1 210 km
2009 Melor Category 1 116 km
2008 Sinlaku Category 1 178 km
2007 Fitow Category 1 247 km
2005 Mawar Category 2 215 km
2004 Ma-on Category 4 210 km
2004 Songda Category 1 295 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

18 tsunamis recorded within 500 km. Highest wave on record: 11.3 m (37 ft).

Year Location Cause Max Wave Deaths Distance
1927 SW. HONSHU ISLAND Eruption + Earthquake 11.3 m 3,022 118 km
1944 OFF SOUTHEAST COAST KII PENINSULA Earthquake 10.0 m 1,223 139 km
1855 ENSHUNADA Earthquake 3.0 m 142 km
1510 OSAKA BAY Earthquake 2.0 m 81 km
1408 KUMANONADA Earthquake 2.0 m 148 km
1403 KUMANONADA Earthquake 2.0 m 146 km
922 KUMANONADA Earthquake 2.0 m 140 km
1909 ANEGAWA, JAPAN Earthquake 1.8 m 41 48 km
1945 TOKAIDO Earthquake 1.0 m 2,306 100 km
1995 KOBE, JAPAN Earthquake 0.3 m 6,434 109 km
1791 OASAKA BAY Earthquake 87 km
1726 KATSUYAMA Earthquake 147 km
1708 TOKAIDO Earthquake 134 km
1666 AICHI PREFECTURE Earthquake 59 km
1586 ISE BAY Earthquake 8,000 59 km
745 OSAKA BAY, JAPAN Earthquake 89 km
704 KUMANONADA Earthquake 140 km
701 SEA OF JAPAN Earthquake 106 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

4 volcanoes within 200 km. Closest: Hakusan (142 km).

Name Type Elevation Last Eruption Distance
Hakusan Stratovolcano 2,702 m (8,865 ft) 1659 142 km
Ontakesan Complex 3,067 m (10,062 ft) 2014 157 km
Norikuradake Stratovolcano(es) 3,026 m (9,928 ft) -50 178 km
Yakedake Stratovolcano(es) 2,455 m (8,054 ft) 1995 190 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 36°F (2°C) 2.3 in Coldest
February 37°F (3°C) 2.9 in
March 42°F (6°C) 4.5 in
April 53°F (11°C) 6.0 in
May 61°F (16°C) 6.3 in
June 68°F (20°C) 9.6 in Wettest
July 76°F (24°C) 9.1 in
August 78°F (25°C) 6.4 in Warmest
September 70°F (21°C) 8.5 in
October 60°F (15°C) 5.1 in
November 50°F (10°C) 3.1 in
December 41°F (5°C) 2.0 in Driest

Kōka has a seasonal temperature swing of 42°F / from 36°F in January to 78°F in August. Total annual precipitation is 65.6 inches, with June being the wettest month (9.6") and December the driest (2.0").

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