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Ogunimachi, Japan

Full City Profile

4.1 /5.0
A Great
7,376 Population 26/sq mi density
453 ft Elevation 138 meters
51°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
Ogunimachi experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 29°F in January while summers reach 72°F in July. The area gets 215 sunny days per year. Annual precipitation totals 66.5 inches. The area receives 21.7 inches of snow annually.

Temperature

29°F Jan (-2°C) 72°F Jul (22°C)
Annual Average50.7°F
6% below US avg
January Average29°F (-2°C)
July Average72°F (22°C)
Sunny Days215 days/yr

Geography

Elevation453 ft (138 m)
Area284.8 sq mi (737.6 km²)
Population Density26/sq mi
Coordinates38.0615°N, 139.7481°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 66.5"
75% above US avg
Snowfall 21.7"
Wettest Month (Jul) 7.28"
Driest Month (May) 3.86"

Air Quality

Earthquake History

697 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.9. Most recent: M4.3 on Jul 25, 2025.

Jun 13, 2008 24 km WSW of Mizusawa, Japan M6.9 146 km
Apr 11, 2011 17 km SSW of Ishikawa, Japan M6.6 131 km
Jul 16, 2007 20 km NNW of Kashiwazaki, Japan M6.6 129 km
Jun 18, 2019 31 km WSW of Tsuruoka, Japan M6.4 68 km
Mar 11, 2011 30 km NNE of Namie, Japan M6.3 132 km
Jul 24, 2011 43 km NE of Namie, Japan M6.3 149 km
Jul 25, 2003 7 km NW of Matsushima, Japan M6.1 116 km
Aug 10, 1996 25 km NE of Shinj?, Japan M6.0 116 km
Mar 11, 2011 17 km ESE of Namie, Japan M6.0 145 km
Mar 11, 2011 15 km E of Namie, Japan M6.0 142 km
Apr 12, 2011 8 km WSW of Ishikawa, Japan M5.9 119 km
Mar 11, 2011 4 km SSW of Namie, Japan M5.9 128 km
May 11, 1997 5 km NNE of Iwaki, Japan M5.9 149 km
Feb 25, 2013 29 km NE of Numata, Japan M5.8 143 km
Nov 27, 1993 9 km NNE of Wakuya, Japan M5.8 139 km
Apr 16, 2008 6 km ENE of Yuza, Japan M5.8 110 km
Apr 11, 2011 14 km SSE of Marumori, Japan M5.8 98 km
Jan 22, 1992 8 km WNW of Higashine, Japan M5.7 67 km
Apr 1, 2012 9 km NE of Iwaki, Japan M5.7 150 km
Jul 16, 2007 16 km NNW of Kashiwazaki, Japan M5.7 129 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

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

Year Name Category Closest
2019 Faxai Category 2 222 km
2019 Hagibis Category 1 145 km
2018 Jebi Category 1 290 km
2011 Roke Category 1 245 km
2007 Fitow Category 1 278 km
2005 Mawar Category 2 255 km
2004 Ma-on Category 2 209 km
2002 Higos Category 1 93 km
2001 Danas Category 1 194 km
2000 Kirogi Category 1 200 km
1998 Vicki Category 2 57 km
1998 Stella Category 1 207 km
1996 Violet Category 1 280 km
1995 Ryan Category 1 240 km
1994 Orchid Category 1 296 km
1993 Vernon Category 1 182 km
1981 Thad Category 1 231 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

11 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 85 107 km
1964 NW. HONSHU ISLAND Earthquake 5.8 m 36 58 km
2008 ARATOZAWA, JAPAN Eruption + Earthquake 2.5 m 23 146 km
1804 NW. HONSHU ISLAND Earthquake 1.0 m 450 111 km
2019 NIIGATA Earthquake 0.1 m 69 km
2007 HONSHU: W COAST Earthquake 15 124 km
1894 YAMAGATA, JAPAN Earthquake 726 93 km
1802 NW. HONSHU ISLAND Earthquake 19 133 km
1762 NW. HONSHU ISLAND Earthquake 92 km
1448 SADO, JAPAN Earthquake 150 km
850 NW. HONSHU ISLAND Eruption + Earthquake 105 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

15 volcanoes within 200 km. Closest: Azumayama (57 km).

Name Type Elevation Last Eruption Distance
Azumayama Stratovolcano(es) 1,949 m (6,394 ft) 1977 57 km
Bandaisan Stratovolcano 1,816 m (5,958 ft) 1888 59 km
Zaozan [Zaosan] Complex 1,841 m (6,040 ft) 1940 61 km
Adatarayama Stratovolcano(es) 1,728 m (5,669 ft) 1996 66 km
Numazawa Shield 835 m (2,740 ft) -3400 71 km
Nasudake Stratovolcano(es) 1,915 m (6,283 ft) 1963 106 km
Naruko Caldera 470 m (1,542 ft) 837 114 km
Chokaisan Stratovolcano(es) 2,236 m (7,336 ft) 1974 118 km
Takaharayama Stratovolcano 1,795 m (5,889 ft) -4570 129 km
Hiuchigatake Stratovolcano 2,356 m (7,730 ft) 1544 130 km
Kurikomayama Stratovolcano 1,627 m (5,338 ft) 1950 135 km
Omanago Group Lava dome(s) 2,341 m (7,680 ft) -3050 142 km
Nikko-Shiranesan Shield 2,578 m (8,458 ft) 1952 144 km
Nantaisan Stratovolcano 2,486 m (8,156 ft) -9540 146 km
Akagisan Stratovolcano 1,828 m (5,997 ft) Unknown 174 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 29°F (-2°C) 6.1 in Coldest
February 29°F (-2°C) 4.6 in
March 34°F (1°C) 4.3 in
April 47°F (8°C) 4.1 in
May 57°F (14°C) 3.9 in Driest
June 65°F (18°C) 5.2 in
July 72°F (22°C) 7.3 in Wettest
August 75°F (24°C) 6.1 in Warmest
September 66°F (19°C) 6.7 in
October 55°F (13°C) 5.6 in
November 44°F (7°C) 6.0 in
December 35°F (1°C) 6.7 in

Ogunimachi has a seasonal temperature swing of 46°F / from 29°F in January to 75°F in August. Total annual precipitation is 66.5 inches, with July being the wettest month (7.3") and May the driest (3.9").

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