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Yaotsu, Japan

Full City Profile

4.2 /5.0
A Great
11,036 Population 187/sq mi density
728 ft Elevation 222 meters
58°F Avg Temperature 14°C
A
Overall
4.2 / 5.0
Strong
B
Economy
3.3 / 5.0
$31,500 median income, 2.0% unemployment
A+
Affordability
5.0 / 5.0
$78,000 home value, $390/mo rent
Yaotsu enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 38°F in January while summers reach 77°F in July. The area gets 181 sunny days per year. Annual precipitation totals 85.5 inches. The area receives 0.0 inches of snow annually.

Temperature

38°F Jan (3°C) 77°F Jul (25°C)
Annual Average57.5°F
6% above US avg
January Average38°F (3°C)
July Average77°F (25°C)
Sunny Days181 days/yr

Geography

Elevation728 ft (222 m)
Area59.1 sq mi (153.0 km²)
Population Density187/sq mi
Coordinates35.4667°N, 137.1500°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 85.5"
125% above US avg
Snowfall 0.0"
Wettest Month (Jul) 12.09"
Driest Month (Dec) 2.72"

Air Quality

Earthquake History

437 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.2. Most recent: M4.1 on Aug 24, 2025.

Aug 10, 2009 8 km NE of Sagara, Japan M6.2 129 km
Mar 15, 2011 6 km NNW of Fujinomiya, Japan M6.0 132 km
Aug 1, 2011 20 km E of ?yama, Japan M5.9 149 km
Jan 15, 2007 15 km WSW of Heda, Japan M5.9 150 km
May 23, 1997 38 km SSE of Tahara, Japan M5.8 126 km
Nov 18, 2013 25 km SE of Toba, Japan M5.6 126 km
Mar 16, 1997 5 km NE of Toyokawa, Japan M5.6 74 km
Aug 15, 1998 22 km WSW of Hotaka, Japan M5.5 100 km
Apr 3, 2001 10 km NE of Mori, Japan M5.4 101 km
Aug 26, 2010 25 km ENE of Katsuyama, Japan M5.4 80 km
Oct 5, 2011 24 km W of ?machi, Japan M5.3 119 km
May 9, 2022 7 km NE of Toba, Japan M5.3 106 km
Apr 23, 2020 18 km WNW of Shiojiri, Japan M5.2 96 km
Apr 22, 1998 18 km SE of Hikone, Japan M5.2 75 km
Oct 5, 1996 12 km NW of Kanaya, Japan M5.2 102 km
May 19, 2020 18 km WSW of Hotaka, Japan M5.2 103 km
Oct 5, 2011 eastern Honshu, Japan M5.2 116 km
Jun 24, 2017 31 km ENE of Gero, Japan M5.2 58 km
Jul 14, 1991 5 km E of Ueda, Japan M5.2 150 km
May 28, 2005 37 km SSW of Hamamatsu, Japan M5.2 125 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 1 237 km
2019 Faxai Category 4 213 km
2019 Hagibis Category 2 171 km
2018 Jebi Category 2 140 km
2018 Trami Category 1 239 km
2018 Cimaron Category 1 243 km
2018 Jongdari Category 1 108 km
2017 Lan Category 1 230 km
2017 Noru Category 1 248 km
2016 Mindulle Category 1 251 km
2014 Phanfone Category 1 109 km
2011 Roke Category 3 86 km
2009 Melor Category 1 171 km
2008 Sinlaku Category 1 220 km
2007 Fitow Category 1 176 km
2005 Mawar Category 2 178 km
2004 Ma-on Category 4 159 km
2004 Chaba Category 1 228 km
2003 Etau Category 2 87 km
2002 Higos Category 2 220 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

10 tsunamis recorded within 500 km. Highest wave on record: 3.0 m (10 ft).

Year Location Cause Max Wave Deaths Distance
1855 ENSHUNADA Earthquake 3.0 m 115 km
1909 ANEGAWA, JAPAN Earthquake 1.8 m 41 77 km
1945 TOKAIDO Earthquake 1.0 m 2,306 85 km
2009 HONSHU: S COAST Earthquake 0.6 m 1 129 km
1857 TOKAIDO Earthquake 128 km
1799 SW. HONSHU ISLAND Earthquake 135 km
1726 KATSUYAMA Earthquake 139 km
1666 AICHI PREFECTURE Earthquake 61 km
1589 SURUGA, JAPAN Earthquake 121 km
1586 ISE BAY Earthquake 8,000 61 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

15 volcanoes within 200 km. Closest: Ontakesan (56 km).

Name Type Elevation Last Eruption Distance
Ontakesan Complex 3,067 m (10,062 ft) 2014 56 km
Norikuradake Stratovolcano(es) 3,026 m (9,928 ft) -50 80 km
Hakusan Stratovolcano 2,702 m (8,865 ft) 1659 84 km
Yakedake Stratovolcano(es) 2,455 m (8,054 ft) 1995 93 km
Washiba-Kumonotaira Shield(s) 2,924 m (9,593 ft) Unknown 112 km
Yokodake Stratovolcano(es) 2,480 m (8,136 ft) 1200 126 km
Midagahara Stratovolcano 2,621 m (8,599 ft) 1839 129 km
Fujisan Stratovolcano 3,776 m (12,388 ft) 1708 144 km
Asamayama Complex 2,568 m (8,425 ft) 2019 162 km
Hakoneyama Complex 1,438 m (4,718 ft) 2015 172 km
Kusatsu-Shiranesan Stratovolcano(es) 2,165 m (7,103 ft) 2018 178 km
Niigata-Yakeyama Lava dome 2,400 m (7,874 ft) 1998 180 km
Myokosan Stratovolcano 2,454 m (8,051 ft) -750 181 km
Shiga Shield(s) 2,041 m (6,696 ft) Unknown 183 km
Izu-Tobu Pyroclastic cone(s) 1,406 m (4,613 ft) 1989 188 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 38°F (3°C) 2.9 in Coldest
February 38°F (4°C) 3.5 in
March 44°F (7°C) 5.7 in
April 55°F (13°C) 8.2 in
May 63°F (17°C) 8.0 in
June 70°F (21°C) 11.4 in
July 77°F (25°C) 12.1 in Wettest
August 79°F (26°C) 9.8 in Warmest
September 72°F (22°C) 11.3 in
October 61°F (16°C) 6.1 in
November 51°F (11°C) 3.9 in
December 42°F (5°C) 2.7 in Driest

Yaotsu has a seasonal temperature swing of 42°F / from 38°F in January to 79°F in August. Total annual precipitation is 85.5 inches, with July being the wettest month (12.1") and December the driest (2.7").

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