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Kumagawa, Japan

Full City Profile

4.2 /5.0
A Great
14,003 Population 36/sq mi density
276 ft Elevation 84 meters
55°F Avg Temperature 13°C
A
Overall
4.2 / 5.0
Strong
B
Economy
3.3 / 5.0
$30,200 median income, 1.7% unemployment
A+
Affordability
5.0 / 5.0
$74,000 home value, $370/mo rent
Kumagawa experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 35°F in January while summers reach 75°F in July. The area gets 198 sunny days per year. Annual precipitation totals 76.1 inches. The area receives 10.9 inches of snow annually.

Temperature

35°F Jan (2°C) 75°F Jul (24°C)
Annual Average55.0°F
2% above US avg
January Average35°F (2°C)
July Average75°F (24°C)
Sunny Days198 days/yr

Geography

Elevation276 ft (84 m)
Area386.9 sq mi (1,002.1 km²)
Population Density36/sq mi
Coordinates35.4436°N, 135.9014°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 76.1"
100% above US avg
Snowfall 10.9"
Wettest Month (Jun) 9.02"
Driest Month (Nov) 4.65"

Air Quality

Earthquake History

334 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 M6.9 125 km
Apr 11, 1990 11 km ENE of Maizuru, Japan M6.1 41 km
Aug 7, 1992 21 km N of Miyazu, Japan M5.8 75 km
Apr 21, 2000 27 km NNE of Maizuru, Japan M5.5 45 km
Oct 30, 2000 western Honshu, Japan M5.5 130 km
Jun 17, 2018 near the south coast of western Honshu, Japan M5.5 73 km
Aug 26, 2010 25 km ENE of Katsuyama, Japan M5.4 109 km
Sep 24, 2003 5 km WNW of Ayabe, Japan M5.4 66 km
Jan 11, 2001 15 km E of Tottori, Japan M5.3 136 km
May 9, 2022 7 km NE of Toba, Japan M5.3 136 km
Apr 22, 1998 18 km SE of Hikone, Japan M5.2 57 km
Jan 30, 1996 67 km NNE of Miyazu, Japan M5.2 91 km
Jun 10, 2009 7 km WSW of Ise, Japan M5.1 128 km
Mar 16, 1999 10 km WNW of Kitahama, Japan M5.1 27 km
Feb 7, 1996 10 km SE of Ono, Japan M5.1 81 km
Apr 15, 2007 11 km ENE of Ueno-ebisumachi, Japan M5.1 77 km
May 28, 1994 12 km WNW of Nagahama, Japan M5.1 22 km
Apr 16, 1994 16 km ENE of Maizuru, Japan M5.0 37 km
Jan 16, 1995 20 km SW of Akashi, Japan M5.0 140 km
Dec 22, 1994 6 km NNW of Takatsuki, Japan M4.9 66 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2023 Lan Category 1 195 km
2019 Hagibis Category 2 272 km
2018 Jebi Category 2 28 km
2018 Trami Category 1 186 km
2018 Cimaron Category 1 144 km
2018 Jongdari Category 1 151 km
2017 Lan Category 1 257 km
2017 Noru Category 1 176 km
2014 Phanfone Category 1 187 km
2011 Roke Category 3 180 km
2011 Ma-on Category 1 237 km
2009 Melor Category 1 173 km
2008 Sinlaku Category 1 235 km
2007 Fitow Category 1 282 km
2005 Mawar Category 2 264 km
2004 Ma-on Category 4 253 km
2004 Songda Category 1 242 km
2004 Chaba Category 1 138 km
2003 Etau Category 2 32 km
2001 Danas Category 2 264 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

12 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 75 km
1510 OSAKA BAY Earthquake 2.0 m 104 km
1909 ANEGAWA, JAPAN Earthquake 1.8 m 41 36 km
1945 TOKAIDO Earthquake 1.0 m 2,306 144 km
1995 KOBE, JAPAN Earthquake 0.3 m 6,434 122 km
1799 SW. HONSHU ISLAND Earthquake 143 km
1791 OASAKA BAY Earthquake 114 km
1726 KATSUYAMA Earthquake 96 km
1666 AICHI PREFECTURE Earthquake 95 km
1586 ISE BAY Earthquake 8,000 95 km
745 OSAKA BAY, JAPAN Earthquake 109 km
701 SEA OF JAPAN Earthquake 54 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

6 volcanoes within 200 km. Closest: Hakusan (111 km).

Name Type Elevation Last Eruption Distance
Hakusan Stratovolcano 2,702 m (8,865 ft) 1659 111 km
Ontakesan Complex 3,067 m (10,062 ft) 2014 151 km
Norikuradake Stratovolcano(es) 3,026 m (9,928 ft) -50 166 km
Yakedake Stratovolcano(es) 2,455 m (8,054 ft) 1995 175 km
Washiba-Kumonotaira Shield(s) 2,924 m (9,593 ft) Unknown 186 km
Midagahara Stratovolcano 2,621 m (8,599 ft) 1839 197 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 35°F (2°C) 5.9 in Coldest
February 35°F (2°C) 5.0 in
March 41°F (5°C) 5.4 in
April 52°F (11°C) 5.9 in
May 60°F (16°C) 6.1 in
June 67°F (20°C) 9.0 in Wettest
July 75°F (24°C) 9.0 in
August 77°F (25°C) 6.0 in Warmest
September 70°F (21°C) 8.7 in
October 59°F (15°C) 5.4 in
November 49°F (10°C) 4.7 in Driest
December 40°F (4°C) 5.2 in

Kumagawa has a seasonal temperature swing of 43°F / from 35°F in January to 77°F in August. Total annual precipitation is 76.2 inches, with June being the wettest month (9.0") and November the driest (4.7").

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