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Kōnan, Japan

Full City Profile

4.1 /5.0
A Great
299 ft Elevation 91 meters
61°F Avg Temperature 16°C
A
Overall
4.1 / 5.0
Strong
B
Economy
3.1 / 5.0
$26,800 median income, 2.5% unemployment
A+
Affordability
5.0 / 5.0
$64,000 home value, $320/mo rent
Kōnan enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 42°F in January while summers reach 78°F in July. The area gets 292 sunny days per year. Annual precipitation totals 103.8 inches. The area receives 0.3 inches of snow annually.

Temperature

42°F Jan (6°C) 78°F Jul (26°C)
Annual Average60.5°F
12% above US avg
January Average42°F (6°C)
July Average78°F (26°C)
Sunny Days292 days/yr

Geography

Elevation299 ft (91 m)
Area176.0 sq mi (455.8 km²)
Population Density0/sq mi
Coordinates33.5835°N, 133.7819°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 103.8"
173% above US avg
Snowfall 0.3"
Wettest Month (Jun) 12.70"
Driest Month (Jan) 2.10"

Air Quality

Earthquake History

154 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.8. Most recent: M4.5 on Jun 3, 2025.

Mar 24, 2001 16 km SSW of Kure, Japan M6.8 129 km
Apr 17, 2024 18 km W of Uwajima, Japan M6.3 137 km
Apr 12, 2013 6 km WNW of Sumoto, Japan M5.8 130 km
Mar 13, 2019 22 km ESE of Anan, Japan M5.2 103 km
Mar 25, 2001 22 km WNW of H?j?, Japan M5.2 124 km
Apr 14, 2000 10 km SSW of Tanabe, Japan M5.1 142 km
Apr 2, 1997 34 km WSW of ?zu, Japan M5.1 147 km
Oct 20, 1991 45 km SSW of Tanabe, Japan M5.1 139 km
Apr 26, 2007 15 km ESE of Niihama, Japan M5.1 47 km
Jan 16, 1995 20 km SW of Akashi, Japan M5.0 144 km
Jul 5, 2011 12 km NNW of Gob?, Japan M5.0 133 km
Aug 14, 1993 19 km SW of ?zu, Japan M5.0 130 km
Jan 3, 1991 22 km W of ?zu, Japan M5.0 137 km
Feb 21, 2011 12 km NNW of Tanabe, Japan M4.9 146 km
Aug 30, 1993 16 km WSW of ?zu, Japan M4.9 130 km
Aug 22, 1994 39 km S of Anan, Japan M4.9 76 km
Mar 11, 2019 6 km SE of Kihoku-ch?, Japan M4.9 106 km
Jun 18, 2021 1 km ENE of ?zu, Japan M4.9 113 km
Feb 26, 2024 18 km N of Yawatahama, Japan M4.9 128 km
Jun 16, 2022 5 km S of Komatsushimach?, Japan M4.9 84 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2023 Lan Category 2 178 km
2022 Nanmadol Category 2 295 km
2019 Francisco Category 1 265 km
2018 Jebi Category 3 58 km
2018 Trami Category 1 72 km
2018 Cimaron Category 1 77 km
2017 Lan Category 3 287 km
2017 Noru Category 1 44 km
2016 Malakas Category 1 91 km
2015 Nangka Category 1 81 km
2014 Phanfone Category 2 161 km
2014 Halong Category 1 79 km
2012 Jelawat Category 1 151 km
2011 Roke Category 4 193 km
2011 Ma-on Category 1 49 km
2009 Melor Category 1 196 km
2008 Sinlaku Category 1 124 km
2007 Usagi Category 3 222 km
2007 Man-yi Category 1 134 km
2005 Nabi Category 1 284 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

9 tsunamis recorded within 500 km. Highest wave on record: 28.0 m (92 ft).

Year Location Cause Max Wave Deaths Distance
1854 NANKAIDO Earthquake 28.0 m 3,000 125 km
1707 NANKAIDO Earthquake 25.7 m 5,000 104 km
1605 NANKAIDO Earthquake 10.0 m 5,000 123 km
684 NANKAIDO Earthquake 3.0 m 122 km
1711 SEIONAIKAI, JAPAN Earthquake 2.0 m 1,000 82 km
1808 E. AWA, TOKUSHIMA PREFECTURE Earthquake 1.5 m 101 km
1498 NANKAIDO Earthquake 132 km
1361 NANKAIDO Earthquake 660 131 km
1331 OFF TANABE, WAKAYAMA PREFECTURE Earthquake 132 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 42°F (6°C) 2.1 in Coldest, Driest
February 43°F (6°C) 3.4 in
March 49°F (9°C) 5.2 in
April 58°F (15°C) 8.4 in
May 65°F (19°C) 9.3 in
June 71°F (22°C) 12.7 in Wettest
July 78°F (26°C) 11.1 in
August 80°F (27°C) 5.0 in Warmest
September 74°F (24°C) 11.4 in
October 65°F (18°C) 6.6 in
November 55°F (13°C) 4.1 in
December 46°F (8°C) 2.2 in

Kōnan has a seasonal temperature swing of 38°F / from 42°F in January to 80°F in August. Total annual precipitation is 81.5 inches, with June being the wettest month (12.7") and January the driest (2.1").

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