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Itogawa, Japan

Full City Profile

4.1 /5.0
A Great
25,258 Population 176/sq mi density
423 ft Elevation 129 meters
59°F Avg Temperature 15°C
A
Overall
4.1 / 5.0
Strong
B
Economy
3.2 / 5.0
$28,900 median income, 2.5% unemployment
A+
Affordability
5.0 / 5.0
$70,000 home value, $350/mo rent
Itogawa enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 40°F in January while summers reach 77°F in July. The area gets 218 sunny days per year. Annual precipitation totals 65.2 inches. The area receives 0.0 inches of snow annually.

Temperature

40°F Jan (4°C) 77°F Jul (25°C)
Annual Average58.8°F
9% above US avg
January Average40°F (4°C)
July Average77°F (25°C)
Sunny Days218 days/yr

Geography

Elevation423 ft (129 m)
Area143.8 sq mi (372.5 km²)
Population Density176/sq mi
Coordinates34.0262°N, 135.2528°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 65.2"
72% above US avg
Snowfall 0.0"
Wettest Month (Jun) 10.00"
Driest Month (Dec) 1.85"

Air Quality

Earthquake History

333 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.9. Most recent: M4.2 on Mar 6, 2025.

Jan 16, 1995 8 km S of Akashi, Japan M6.9 66 km
Apr 1, 2016 54 km SE of Shing?, Japan M5.9 127 km
Feb 26, 2025 38 km ESE of Shingū, Japan M5.8 113 km
Jun 1, 1998 17 km SW of Owase, Japan M5.8 78 km
Apr 12, 2013 6 km WNW of Sumoto, Japan M5.8 55 km
Aug 20, 1999 22 km SE of Kainan, Japan M5.7 14 km
Aug 1, 2007 42 km ESE of Owase, Japan M5.5 126 km
Oct 30, 2000 western Honshu, Japan M5.5 94 km
Jun 17, 2018 near the south coast of western Honshu, Japan M5.5 96 km
Sep 24, 2003 5 km WNW of Ayabe, Japan M5.4 144 km
Jan 6, 2004 36 km S of Ise, Japan M5.3 131 km
Mar 13, 2019 22 km ESE of Anan, Japan M5.2 44 km
Apr 14, 2000 10 km SSW of Tanabe, Japan M5.1 42 km
Sep 5, 2004 63 km SE of Shing?, Japan M5.1 135 km
Apr 15, 2007 11 km ENE of Ueno-ebisumachi, Japan M5.1 125 km
Jun 10, 2009 7 km WSW of Ise, Japan M5.1 135 km
Oct 20, 1991 45 km SSW of Tanabe, Japan M5.1 77 km
Mar 16, 1999 10 km WNW of Kitahama, Japan M5.1 142 km
Jul 5, 2011 12 km NNW of Gob?, Japan M5.0 12 km
Jun 20, 2023 8 km E of Shingū, Japan M5.0 83 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

53 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 4. Most recent: Nakri (2025).

Year Name Category Closest
2025 Nakri Category 1 284 km
2023 Lan Category 2 55 km
2019 Hagibis Category 3 265 km
2018 Jebi Category 3 45 km
2018 Trami Category 1 34 km
2018 Cimaron Category 1 70 km
2018 Jongdari Category 1 178 km
2017 Lan Category 2 193 km
2017 Noru Category 1 14 km
2016 Malakas Category 1 212 km
2015 Nangka Category 1 144 km
2014 Phanfone Category 2 115 km
2014 Halong Category 1 214 km
2012 Jelawat Category 1 162 km
2011 Roke Category 4 134 km
2011 Ma-on Category 1 77 km
2009 Melor Category 1 124 km
2008 Sinlaku Category 1 115 km
2007 Man-yi Category 1 271 km
2005 Mawar Category 2 221 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

20 tsunamis recorded within 500 km. Highest wave on record: 28.0 m (92 ft).

Year Location Cause Max Wave Deaths Distance
1854 NANKAIDO Earthquake 28.0 m 3,000 106 km
1707 NANKAIDO Earthquake 25.7 m 5,000 101 km
1605 NANKAIDO Earthquake 10.0 m 5,000 119 km
1946 HONSHU: S COAST Earthquake 6.6 m 1,362 117 km
1711 SEIONAIKAI, JAPAN Earthquake 2.0 m 1,000 119 km
1520 KII, KUMANANONADA Earthquake 2.0 m 108 km
1510 OSAKA BAY Earthquake 2.0 m 65 km
1403 KUMANONADA Earthquake 2.0 m 121 km
922 KUMANONADA Earthquake 2.0 m 136 km
1808 E. AWA, TOKUSHIMA PREFECTURE Earthquake 1.5 m 44 km
1948 TOKAIDO Earthquake 0.6 m 108 km
1995 KOBE, JAPAN Earthquake 0.3 m 6,434 65 km
1791 OASAKA BAY Earthquake 54 km
1498 NANKAIDO Earthquake 59 km
1361 NANKAIDO Earthquake 660 117 km
1360 KUMANONADA Earthquake 112 km
1331 OFF TANABE, WAKAYAMA PREFECTURE Earthquake 37 km
1099 NANKAIDO Earthquake 116 km
887 NANKAIDO Earthquake 114 km
745 OSAKA BAY, JAPAN Earthquake 64 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 40°F (4°C) 2.2 in Coldest
February 40°F (5°C) 2.6 in
March 46°F (8°C) 4.3 in
April 56°F (13°C) 6.2 in
May 64°F (18°C) 6.6 in
June 70°F (21°C) 10.0 in Wettest
July 77°F (25°C) 7.1 in
August 79°F (26°C) 5.8 in Warmest
September 73°F (23°C) 9.4 in
October 63°F (17°C) 5.5 in
November 54°F (12°C) 3.7 in
December 44°F (7°C) 1.9 in Driest

Itogawa has a seasonal temperature swing of 39°F / from 40°F in January to 79°F in August. Total annual precipitation is 65.2 inches, with June being the wettest month (10.0") and December the driest (1.9").

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