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Ōmu, Japan

Full City Profile

4.1 /5.0
A Great
4,596 Population 8/sq mi density
85 ft Elevation 26 meters
41°F Avg Temperature 5°C
A
Overall
4.1 / 5.0
Strong
B
Economy
3.1 / 5.0
$28,900 median income, 3.0% unemployment
A+
Affordability
5.0 / 5.0
$68,000 home value, $340/mo rent
Ōmu has a cool climate with an average annual temperature of 41°F (5°C). Winters average 17°F in January while summers reach 62°F in July. The area gets 266 sunny days per year. Annual precipitation totals 38.4 inches. The area receives 12.6 inches of snow annually.

Temperature

17°F Jan (-8°C) 62°F Jul (17°C)
Annual Average41.1°F
24% below US avg
January Average17°F (-8°C)
July Average62°F (17°C)
Sunny Days266 days/yr

Geography

Elevation85 ft (26 m)
Area604.4 sq mi (1,565.5 km²)
Population Density8/sq mi
Coordinates44.5778°N, 142.9613°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 38.4"
1% above US avg
Snowfall 12.6"
Wettest Month (Aug) 5.20"
Driest Month (Feb) 1.73"

Air Quality

Earthquake History

249 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.2. Most recent: M4.0 on Feb 26, 2025.

Jan 11, 2016 74 km NW of Rumoi, Japan M6.2 149 km
Oct 21, 2011 16 km NE of Asahikawa, Japan M6.1 85 km
Jun 16, 1992 50 km NE of Makubetsu, Japan M6.0 137 km
Feb 19, 2003 26 km NNE of Rumoi, Japan M5.9 104 km
Jun 23, 2023 94 km NE of Hamatonbetsu, Japan M5.6 138 km
May 23, 1995 Hokkaido, Japan region M5.6 142 km
Feb 9, 1993 38 km NNE of Makubetsu, Japan M5.6 149 km
Jan 24, 1993 51 km NNE of Makubetsu, Japan M5.3 146 km
Jun 20, 2021 29 km NE of Shimo-furano, Japan M5.3 117 km
Aug 15, 1990 43 km ESE of Kamikawa, Japan M5.3 95 km
Aug 13, 2013 35 km WSW of Kitami, Japan M5.1 104 km
Aug 10, 2022 51 km SSE of Makubetsu, Japan M5.1 80 km
May 21, 2013 83 km ESE of Makubetsu, Japan M5.1 63 km
Nov 10, 1990 23 km W of Nayoro, Japan M5.1 68 km
Feb 21, 1990 27 km SSW of Nayoro, Japan M5.1 73 km
Jul 5, 2024 10 km WNW of Nayoro, Japan M5.1 56 km
Feb 7, 2012 37 km ENE of Makubetsu, Japan M5.0 124 km
Oct 4, 1994 29 km E of Makubetsu, Japan M5.0 112 km
May 10, 2005 35 km E of Kamikawa, Japan M5.0 91 km
Jul 20, 1993 33 km W of Nayoro, Japan M5.0 78 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

2 tsunamis recorded within 500 km. Highest wave on record: 0.4 m (1 ft).

Year Location Cause Max Wave Deaths Distance
1956 NE. HOKKAIDO ISLAND Earthquake 0.4 m 96 km
1863 NW. HOKKAIDO ISLAND Earthquake 116 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

7 volcanoes within 200 km. Closest: Taisetsuzan (102 km).

Name Type Elevation Last Eruption Distance
Taisetsuzan Stratovolcano(es) 2,291 m (7,516 ft) 1739 102 km
Maruyama Stratovolcano(es) 2,013 m (6,604 ft) 1898 129 km
Tokachidake Stratovolcano(es) 2,077 m (6,814 ft) 2004 131 km
Akan Caldera 1,499 m (4,918 ft) 2008 157 km
Kussharo Caldera 574 m (1,883 ft) 1320 159 km
Mashu Caldera 857 m (2,812 ft) 1080 170 km
Shiretoko-Iozan Stratovolcano 1,562 m (5,125 ft) 1936 182 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 17°F (-8°C) 2.5 in
February 17°F (-9°C) 1.7 in Coldest, Driest
March 25°F (-4°C) 2.2 in
April 39°F (4°C) 2.2 in
May 48°F (9°C) 2.8 in
June 54°F (12°C) 2.8 in
July 62°F (17°C) 3.7 in
August 66°F (19°C) 5.2 in Warmest, Wettest
September 59°F (15°C) 5.1 in
October 48°F (9°C) 4.0 in
November 35°F (2°C) 3.4 in
December 24°F (-5°C) 2.8 in

Ōmu has a seasonal temperature swing of 50°F / from 17°F in February to 66°F in August. Total annual precipitation is 38.4 inches, with August being the wettest month (5.2") and February the driest (1.7").

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