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Toyokoro, Japan

Full City Profile

4.1 /5.0
A Great
3,262 Population 12/sq mi density
141 ft Elevation 43 meters
43°F Avg Temperature 6°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
Toyokoro has a cool climate with an average annual temperature of 43°F (6°C). Winters average 16°F in January while summers reach 64°F in July. The area gets 263 sunny days per year. Annual precipitation totals 40.5 inches. The area receives 8.2 inches of snow annually.

Temperature

16°F Jan (-9°C) 64°F Jul (18°C)
Annual Average42.7°F
21% below US avg
January Average16°F (-9°C)
July Average64°F (18°C)
Sunny Days263 days/yr

Geography

Elevation141 ft (43 m)
Area281.8 sq mi (729.9 km²)
Population Density12/sq mi
Coordinates42.8257°N, 143.5518°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 40.5"
7% above US avg
Snowfall 8.2"
Wettest Month (Sep) 6.38"
Driest Month (Feb) 1.54"

Air Quality

Earthquake History

1,389 earthquakes (M2.5+) within 150 km since 1990. Strongest: M8.2. Most recent: M4.3 on Aug 15, 2025.

Sep 25, 2003 2003 Tokachi-Oki Earthquake M8.2 116 km
Jan 15, 1993 52 km NE of Otofuke, Japan M7.6 54 km
Sep 25, 2003 119 km ESE of Shizunai-furukawach?, Japan M7.4 117 km
Feb 2, 2013 18 km SSW of Obihiro, Japan M6.9 38 km
Jan 14, 2016 52 km SE of Shizunai-furukawach?, Japan M6.7 114 km
Oct 8, 2003 39 km SSE of Kushiro, Japan M6.7 86 km
Sep 29, 2003 58 km S of Kushiro, Japan M6.5 80 km
Jun 5, 2009 105 km ESE of Shizunai-furukawach?, Japan M6.4 112 km
Nov 26, 1991 33 km SSE of Shizunai-furukawach?, Japan M6.4 121 km
Jan 18, 2005 40 km E of Kushiro, Japan M6.3 108 km
Jun 11, 2023 20 km WSW of Biratori, Japan M6.2 139 km
May 12, 1999 44 km W of Kushiro, Japan M6.2 33 km
Jan 15, 1993 17 km W of Kushiro, Japan M6.1 53 km
Apr 11, 2004 38 km E of Kushiro, Japan M6.1 105 km
Oct 21, 2011 16 km NE of Asahikawa, Japan M6.1 147 km
Feb 17, 2007 115 km ESE of Shizunai-furukawach?, Japan M6.0 115 km
May 31, 2025 78 km S of Kushiro, Japan M6.0 99 km
Sep 26, 2003 110 km S of Kushiro, Japan M6.0 126 km
Feb 20, 1997 61 km SSE of Shizunai-furukawach?, Japan M6.0 126 km
Mar 25, 1993 108 km ESE of Shizunai-furukawach?, Japan M6.0 114 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

1 hurricane (Cat 1+) within 500 km since 1980. Strongest: Category 1. Most recent: Sonamu (2000).

Year Name Category Closest
2000 Sonamu Category 1 256 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

8 tsunamis recorded within 500 km. Highest wave on record: 6.5 m (21 ft).

Year Location Cause Max Wave Deaths Distance
1952 SE. HOKKAIDO ISLAND Earthquake 6.5 m 33 79 km
2003 HOKKAIDO ISLAND Earthquake 4.4 m 2 116 km
1982 HOKKAIDO ISLAND Earthquake 1.3 m 110 123 km
1938 E. HOKKAIDO ISLAND Earthquake 0.9 m 1 105 km
1952 SE. HOKKAIDO ISLAND Earthquake 0.3 m 125 km
2004 HOKKAIDO ISLAND Earthquake 0.1 m 129 km
1962 SE. HOKKAIDO ISLAND Earthquake 0.1 m 75 km
2008 HOKKAIDO ISLAND Earthquake 0.1 m 6 105 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

10 volcanoes within 200 km. Closest: Akan (73 km).

Name Type Elevation Last Eruption Distance
Akan Caldera 1,499 m (4,918 ft) 2008 73 km
Maruyama Stratovolcano(es) 2,013 m (6,604 ft) 1898 78 km
Tokachidake Stratovolcano(es) 2,077 m (6,814 ft) 2004 96 km
Taisetsuzan Stratovolcano(es) 2,291 m (7,516 ft) 1739 109 km
Kussharo Caldera 574 m (1,883 ft) 1320 113 km
Mashu Caldera 857 m (2,812 ft) 1080 117 km
Shikotsu Caldera 1,320 m (4,331 ft) 1979 178 km
Tomariyama [Golovnin] Caldera 535 m (1,755 ft) 1848 194 km
Shiretoko-Iozan Stratovolcano 1,562 m (5,125 ft) 1936 195 km
Kuttara Stratovolcano(es) 549 m (1,801 ft) 1820 199 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 16°F (-9°C) 2.2 in Coldest
February 18°F (-8°C) 1.5 in Driest
March 28°F (-2°C) 2.6 in
April 41°F (5°C) 2.8 in
May 50°F (10°C) 3.5 in
June 57°F (14°C) 3.6 in
July 64°F (18°C) 4.2 in
August 67°F (20°C) 4.8 in Warmest
September 61°F (16°C) 6.4 in Wettest
October 49°F (10°C) 4.3 in
November 37°F (3°C) 2.8 in
December 24°F (-4°C) 1.9 in

Toyokoro has a seasonal temperature swing of 51°F / from 16°F in January to 67°F in August. Total annual precipitation is 40.5 inches, with September being the wettest month (6.4") and February the driest (1.5").

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