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Kumejima, Japan

Full City Profile

4.0 /5.0
A Great
7,192 Population 2,438/sq mi density
3 ft Elevation 1 meters
72°F Avg Temperature 22°C
A
Overall
4.0 / 5.0
Strong
C+
Economy
2.9 / 5.0
$24,800 median income, 3.6% unemployment
A+
Affordability
5.0 / 5.0
$74,000 home value, $370/mo rent
Kumejima has a warm climate with an average annual temperature of 72°F (22°C). Winters average 61°F in January while summers reach 83°F in July. The area gets 180 sunny days per year. Annual precipitation totals 86.1 inches. The area receives 0.0 inches of snow annually.

Temperature

61°F Jan (16°C) 83°F Jul (28°C)
Annual Average72.4°F
34% above US avg
January Average61°F (16°C)
July Average83°F (28°C)
Sunny Days180 days/yr

Geography

Elevation3 ft (1 m)
Area3.0 sq mi (7.6 km²)
Population Density2,438/sq mi
Coordinates26.3405°N, 126.8050°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 86.1"
127% above US avg
Snowfall 0.0"
Wettest Month (Aug) 9.96"
Driest Month (Dec) 4.65"

Air Quality

Earthquake History

675 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.5. Most recent: M4.8 on Aug 28, 2025.

Mar 2, 2014 109 km NW of Nago, Japan M6.5 134 km
Aug 7, 1993 199 km N of Hirara, Japan M6.4 122 km
Aug 7, 2007 136 km WNW of Nago, Japan M6.0 106 km
Apr 14, 1991 82 km NW of Nago, Japan M6.0 109 km
Mar 26, 2009 155 km NW of Nago, Japan M5.9 120 km
Aug 17, 2001 137 km NE of Hirara, Japan M5.9 90 km
Jul 31, 2007 134 km NW of Nago, Japan M5.9 112 km
May 17, 1990 13 km W of Nago, Japan M5.8 108 km
Jan 15, 2010 151 km WNW of Naha, Japan M5.7 69 km
Sep 18, 2022 166 km W of Itoman, Japan M5.7 80 km
Mar 17, 2022 146 km WNW of Naha, Japan M5.7 68 km
Jun 3, 2022 140 km WNW of Naha, Japan M5.6 62 km
Apr 13, 2022 145 km WNW of Naha, Japan M5.6 69 km
Feb 8, 2022 Ryukyu Islands, Japan M5.6 62 km
Feb 21, 2022 143 km WNW of Naha, Japan M5.6 69 km
May 1, 1993 46 km WNW of Naha, Japan M5.5 47 km
Jun 19, 2022 126 km WNW of Naha, Japan M5.5 49 km
May 7, 2022 137 km WNW of Naha, Japan M5.5 60 km
May 6, 2022 135 km WNW of Naha, Japan M5.4 62 km
Feb 27, 2012 85 km SW of Itoman, Japan M5.4 92 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

102 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 5. Most recent: Khanun (2023).

Year Name Category Closest
2023 Khanun Category 4 49 km
2022 Hinnamnor Category 4 203 km
2022 Muifa Category 2 270 km
2021 In-fa Category 2 203 km
2020 Maysak Category 4 41 km
2020 Bavi Category 2 122 km
2019 Lekima Category 4 249 km
2019 Lingling Category 4 161 km
2019 Tapah Category 1 168 km
2018 Maria Category 3 222 km
2018 Trami Category 2 53 km
2018 Prapiroon Category 1 16 km
2018 Kong-rey Category 1 57 km
2017 Talim Category 4 169 km
2017 Nanmadol Category 1 282 km
2017 Saola Category 1 180 km
2016 Chaba Category 5 21 km
2016 Malakas Category 3 248 km
2015 Chan-hom Category 4 132 km
2015 Goni Category 4 74 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 1.2 m (4 ft).

Year Location Cause Max Wave Deaths Distance
1768 RYUKYU ISLANDS Earthquake 1.2 m 71 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 61°F (16°C) 5.4 in Coldest
February 61°F (16°C) 5.2 in
March 65°F (18°C) 6.7 in
April 70°F (21°C) 7.1 in
May 75°F (24°C) 9.3 in
June 80°F (27°C) 9.7 in
July 83°F (28°C) 7.0 in Warmest
August 83°F (28°C) 10.0 in Wettest
September 80°F (27°C) 8.5 in
October 76°F (25°C) 7.0 in
November 71°F (22°C) 5.6 in
December 65°F (18°C) 4.7 in Driest

Kumejima has a seasonal temperature swing of 22°F / from 61°F in January to 83°F in July. Total annual precipitation is 86.1 inches, with August being the wettest month (10.0") and December the driest (4.7").

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