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Ishii, Japan

Full City Profile

4.1 /5.0
A Great
25,062 Population 2,252/sq mi density
33 ft Elevation 10 meters
60°F Avg Temperature 15°C
A
Overall
4.1 / 5.0
Strong
B
Economy
3.2 / 5.0
$28,400 median income, 2.4% unemployment
A+
Affordability
5.0 / 5.0
$68,000 home value, $340/mo rent
Ishii enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 40°F in January while summers reach 79°F in July. The area gets 216 sunny days per year. Annual precipitation totals 65.9 inches. The area receives 0.0 inches of snow annually.

Temperature

40°F Jan (5°C) 79°F Jul (26°C)
Annual Average59.8°F
11% above US avg
January Average40°F (5°C)
July Average79°F (26°C)
Sunny Days216 days/yr

Geography

Elevation33 ft (10 m)
Area11.1 sq mi (28.8 km²)
Population Density2,252/sq mi
Coordinates34.0675°N, 134.4421°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 65.9"
74% above US avg
Snowfall 0.0"
Wettest Month (Sep) 11.14"
Driest Month (Dec) 1.57"

Air Quality

Earthquake History

197 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 78 km
Apr 12, 2013 6 km WNW of Sumoto, Japan M5.8 49 km
Aug 20, 1999 22 km SE of Kainan, Japan M5.7 89 km
Jun 17, 2018 near the south coast of western Honshu, Japan M5.5 138 km
Mar 13, 2019 22 km ESE of Anan, Japan M5.2 48 km
Apr 26, 2007 15 km ESE of Niihama, Japan M5.1 93 km
Apr 14, 2000 10 km SSW of Tanabe, Japan M5.1 92 km
Oct 20, 1991 45 km SSW of Tanabe, Japan M5.1 110 km
Jan 16, 1995 20 km SW of Akashi, Japan M5.0 64 km
Jul 5, 2011 12 km NNW of Gob?, Japan M5.0 65 km
Dec 22, 1994 6 km NNW of Takatsuki, Japan M4.9 141 km
Aug 22, 1994 39 km S of Anan, Japan M4.9 58 km
Sep 28, 1990 24 km NNW of Kariya, Japan M4.9 99 km
Feb 21, 2011 12 km NNW of Tanabe, Japan M4.9 85 km
Jun 16, 2022 5 km S of Komatsushimach?, Japan M4.9 18 km
Oct 13, 1995 10 km ESE of Akashi, Japan M4.9 86 km
Jul 20, 2010 8 km WSW of Hashimoto, Japan M4.9 103 km
Jan 8, 2012 29 km SSW of K?ya, Japan M4.8 96 km
May 26, 2005 6 km SSW of Kan’onjich?, Japan M4.8 75 km
Aug 9, 2011 19 km SSW of K?ya, Japan M4.8 100 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

54 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 4. Most recent: Lan (2023).

Year Name Category Closest
2023 Lan Category 2 123 km
2018 Jebi Category 3 33 km
2018 Trami Category 1 97 km
2018 Cimaron Category 1 43 km
2018 Jongdari Category 1 249 km
2017 Lan Category 2 266 km
2017 Noru Category 1 52 km
2016 Malakas Category 1 166 km
2015 Nangka Category 1 119 km
2014 Phanfone Category 2 148 km
2014 Halong Category 1 159 km
2012 Jelawat Category 1 169 km
2011 Roke Category 4 187 km
2011 Ma-on Category 1 54 km
2009 Melor Category 1 186 km
2008 Sinlaku Category 1 147 km
2007 Usagi Category 2 280 km
2007 Man-yi Category 1 215 km
2005 Mawar Category 2 290 km
2004 Ma-on Category 4 273 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

13 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 3,000 119 km
1707 NANKAIDO Earthquake 25.7 m 5,000 102 km
1605 NANKAIDO Earthquake 10.0 m 5,000 126 km
1711 SEIONAIKAI, JAPAN Earthquake 2.0 m 1,000 48 km
1510 OSAKA BAY Earthquake 2.0 m 106 km
1808 E. AWA, TOKUSHIMA PREFECTURE Earthquake 1.5 m 38 km
1995 KOBE, JAPAN Earthquake 0.3 m 6,434 82 km
1791 OASAKA BAY Earthquake 100 km
1498 NANKAIDO Earthquake 94 km
1361 NANKAIDO Earthquake 660 130 km
1331 OFF TANABE, WAKAYAMA PREFECTURE Earthquake 81 km
887 NANKAIDO Earthquake 143 km
745 OSAKA BAY, JAPAN Earthquake 99 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 40°F (5°C) 1.9 in Coldest
February 41°F (5°C) 2.4 in
March 47°F (8°C) 3.7 in
April 57°F (14°C) 6.0 in
May 65°F (18°C) 6.3 in
June 72°F (22°C) 9.9 in
July 79°F (26°C) 7.4 in
August 81°F (27°C) 6.5 in Warmest
September 74°F (23°C) 11.1 in Wettest
October 64°F (18°C) 5.6 in
November 54°F (12°C) 3.7 in
December 45°F (7°C) 1.6 in Driest

Ishii has a seasonal temperature swing of 40°F / from 40°F in January to 81°F in August. Total annual precipitation is 65.9 inches, with September being the wettest month (11.1") and December the driest (1.6").

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