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Aratokō, Japan

Full City Profile

4.1 /5.0
A Great
12,890 Population 191/sq mi density
607 ft Elevation 185 meters
50°F Avg Temperature 10°C
A
Overall
4.1 / 5.0
Strong
B
Economy
3.1 / 5.0
$26,800 median income, 2.4% unemployment
A+
Affordability
5.0 / 5.0
$64,000 home value, $320/mo rent
Aratokō experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 28°F in January while summers reach 71°F in July. The area gets 230 sunny days per year. Annual precipitation totals 58.3 inches. The area receives 16.5 inches of snow annually.

Temperature

28°F Jan (-2°C) 71°F Jul (22°C)
Annual Average49.7°F
8% below US avg
January Average28°F (-2°C)
July Average71°F (22°C)
Sunny Days230 days/yr

Geography

Elevation607 ft (185 m)
Area67.4 sq mi (174.5 km²)
Population Density191/sq mi
Coordinates38.1844°N, 140.0931°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 58.3"
53% above US avg
Snowfall 16.5"
Wettest Month (Jul) 6.77"
Driest Month (Mar) 3.46"

Air Quality

Earthquake History

1,103 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.3. Most recent: M4.1 on Aug 23, 2025.

Mar 16, 2022 57 km ENE of Namie, Japan M7.3 141 km
Apr 7, 2011 29 km ESE of Ishinomaki, Japan M7.1 131 km
Mar 20, 2021 30 km E of Ishinomaki, Japan M7.0 139 km
May 26, 2003 27 km SSW of ?funato, Japan M7.0 148 km
Jun 13, 2008 24 km WSW of Mizusawa, Japan M6.9 116 km
May 1, 2021 30 km SSE of Onagawa Ch?, Japan M6.9 132 km
Apr 11, 2011 17 km SSW of Ishikawa, Japan M6.6 134 km
Mar 14, 2010 59 km ENE of Namie, Japan M6.5 140 km
Jun 18, 2019 31 km WSW of Tsuruoka, Japan M6.4 74 km
Aug 4, 2019 61 km ENE of Namie, Japan M6.3 141 km
Mar 11, 2011 30 km NNE of Namie, Japan M6.3 109 km
Jul 24, 2011 43 km NE of Namie, Japan M6.3 124 km
Aug 19, 2011 61 km ENE of Namie, Japan M6.2 148 km
Mar 12, 2011 55 km SE of Ishinomaki, Japan M6.1 143 km
May 13, 2011 31 km ESE of Namie, Japan M6.1 140 km
Jul 25, 2003 7 km NW of Matsushima, Japan M6.1 83 km
Mar 12, 2011 29 km SSE of Namie, Japan M6.1 140 km
May 18, 2013 50 km NE of Namie, Japan M6.0 131 km
Mar 11, 2011 17 km ESE of Namie, Japan M6.0 127 km
Aug 10, 1996 25 km NE of Shinj?, Japan M6.0 89 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

16 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 2. Most recent: Faxai (2019).

Year Name Category Closest
2019 Faxai Category 2 209 km
2019 Hagibis Category 1 147 km
2011 Roke Category 1 266 km
2007 Fitow Category 1 298 km
2005 Mawar Category 1 256 km
2004 Ma-on Category 2 198 km
2002 Higos Category 1 62 km
2001 Danas Category 1 200 km
2000 Kirogi Category 1 173 km
1998 Vicki Category 2 70 km
1998 Stella Category 1 223 km
1996 Violet Category 1 269 km
1995 Ryan Category 1 249 km
1993 Vernon Category 1 165 km
1981 Thad Category 1 243 km
1981 Gay Category 1 289 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

12 tsunamis recorded within 500 km. Highest wave on record: 9.0 m (30 ft).

Year Location Cause Max Wave Deaths Distance
1833 NW. HONSHU ISLAND Earthquake 9.0 m 85 114 km
1964 NW. HONSHU ISLAND Earthquake 5.8 m 36 78 km
2008 ARATOZAWA, JAPAN Eruption + Earthquake 2.5 m 23 116 km
2016 E. COAST HONSHU ISLAND Earthquake 1.4 m 144 km
1804 NW. HONSHU ISLAND Earthquake 1.0 m 450 97 km
2022 OFF FUKUSHIMA PREFECTURE Earthquake 0.3 m 4 140 km
2019 NIIGATA Earthquake 0.1 m 75 km
2011 E. COAST HONSHU ISLAND Earthquake 0.1 m 3 131 km
1894 YAMAGATA, JAPAN Earthquake 726 84 km
1762 NW. HONSHU ISLAND Earthquake 122 km
1644 HONJO, AKITA Earthquake 117 135 km
850 NW. HONSHU ISLAND Eruption + Earthquake 92 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

15 volcanoes within 200 km. Closest: Zaozan [Zaosan] (31 km).

Name Type Elevation Last Eruption Distance
Zaozan [Zaosan] Complex 1,841 m (6,040 ft) 1940 31 km
Azumayama Stratovolcano(es) 1,949 m (6,394 ft) 1977 52 km
Adatarayama Stratovolcano(es) 1,728 m (5,669 ft) 1996 62 km
Bandaisan Stratovolcano 1,816 m (5,958 ft) 1888 65 km
Naruko Caldera 470 m (1,542 ft) 837 82 km
Numazawa Shield 835 m (2,740 ft) -3400 95 km
Chokaisan Stratovolcano(es) 2,236 m (7,336 ft) 1974 102 km
Kurikomayama Stratovolcano 1,627 m (5,338 ft) 1950 105 km
Nasudake Stratovolcano(es) 1,915 m (6,283 ft) 1963 118 km
Takaharayama Stratovolcano 1,795 m (5,889 ft) -4570 146 km
Hiuchigatake Stratovolcano 2,356 m (7,730 ft) 1544 154 km
Omanago Group Lava dome(s) 2,341 m (7,680 ft) -3050 163 km
Nantaisan Stratovolcano 2,486 m (8,156 ft) -9540 167 km
Nikko-Shiranesan Shield 2,578 m (8,458 ft) 1952 167 km
Akita-Komagatake Stratovolcano(es) 1,637 m (5,371 ft) 1971 186 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 28°F (-2°C) 4.6 in Coldest
February 28°F (-2°C) 3.7 in
March 34°F (1°C) 3.5 in Driest
April 46°F (8°C) 3.7 in
May 57°F (14°C) 3.7 in
June 64°F (18°C) 5.0 in
July 71°F (22°C) 6.8 in Wettest
August 74°F (23°C) 6.7 in Warmest
September 65°F (18°C) 6.4 in
October 54°F (12°C) 4.7 in
November 43°F (6°C) 4.8 in
December 34°F (1°C) 4.8 in

Aratokō has a seasonal temperature swing of 46°F / from 28°F in January to 74°F in August. Total annual precipitation is 58.3 inches, with July being the wettest month (6.8") and March the driest (3.5").

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