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Tadami, Japan

Full City Profile

4.1 /5.0
A Great
4,044 Population 5/sq mi density
1,240 ft Elevation 378 meters
48°F Avg Temperature 9°C
A
Overall
4.1 / 5.0
Strong
B
Economy
3.1 / 5.0
$28,300 median income, 2.7% unemployment
A+
Affordability
5.0 / 5.0
$68,000 home value, $340/mo rent
Tadami experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 25°F in January while summers reach 70°F in July. The area gets 204 sunny days per year. Annual precipitation totals 72.5 inches. The area receives 21.7 inches of snow annually.

Temperature

25°F Jan (-4°C) 70°F Jul (21°C)
Annual Average47.7°F
12% below US avg
January Average25°F (-4°C)
July Average70°F (21°C)
Sunny Days204 days/yr

Geography

Elevation1,240 ft (378 m)
Area809.9 sq mi (2,097.7 km²)
Population Density5/sq mi
Coordinates37.3500°N, 139.3167°W
TimezoneAsia/Tokyo

Precipitation & Snow

Annual Rainfall 72.5"
91% above US avg
Snowfall 21.7"
Wettest Month (Jul) 8.07"
Driest Month (Mar) 4.25"

Air Quality

Earthquake History

917 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.6. Most recent: M4.1 on Aug 23, 2025.

Apr 11, 2011 17 km SSW of Ishikawa, Japan M6.6 104 km
Jul 16, 2007 20 km NNW of Kashiwazaki, Japan M6.6 80 km
Jun 18, 2019 31 km WSW of Tsuruoka, Japan M6.4 144 km
Mar 11, 2011 13 km E of Arai, Japan M6.2 91 km
May 11, 1997 5 km NNE of Iwaki, Japan M5.9 144 km
Jan 9, 2024 53 km WSW of Sado, Japan M5.9 147 km
Mar 11, 2011 4 km SSW of Namie, Japan M5.9 148 km
Apr 12, 2011 8 km WSW of Ishikawa, Japan M5.9 97 km
Apr 16, 2011 6 km ENE of Tanuma, Japan M5.8 112 km
Feb 25, 2013 29 km NE of Numata, Japan M5.8 57 km
Aug 11, 2011 1 km SSE of Iwaki, Japan M5.8 144 km
Apr 11, 2011 14 km SSE of Marumori, Japan M5.8 141 km
Mar 19, 2011 8 km WNW of Daigo, Japan M5.7 105 km
Apr 1, 2012 9 km NE of Iwaki, Japan M5.7 148 km
Jul 16, 2007 16 km NNW of Kashiwazaki, Japan M5.7 77 km
Mar 11, 2011 eastern Honshu, Japan M5.7 101 km
Dec 3, 1996 35 km SE of Muramatsu, Japan M5.7 21 km
Mar 22, 2011 18 km WSW of Iwaki, Japan M5.5 126 km
Sep 29, 2010 35 km NNW of Kuroiso, Japan M5.5 51 km
Apr 11, 2011 20 km SSW of Ishikawa, Japan M5.5 101 km
Source: USGS (M2.5+, 1990–2025)

Hurricane History

24 hurricanes (Cat 1+) within 500 km since 1980. Strongest: Category 3. Most recent: Faxai (2019).

Year Name Category Closest
2019 Faxai Category 2 190 km
2019 Hagibis Category 1 116 km
2018 Jebi Category 1 240 km
2014 Phanfone Category 1 285 km
2011 Roke Category 1 162 km
2007 Fitow Category 1 195 km
2005 Mawar Category 2 203 km
2004 Ma-on Category 3 199 km
2004 Chaba Category 1 293 km
2002 Higos Category 1 161 km
2001 Danas Category 1 143 km
2000 Kirogi Category 1 200 km
1998 Vicki Category 2 128 km
1998 Stella Category 1 132 km
1996 Violet Category 1 266 km
1996 Kirk Category 1 260 km
1995 Ryan Category 1 292 km
1994 Orchid Category 1 232 km
1993 Vernon Category 1 191 km
1990 Flo Category 1 221 km
Source: NOAA IBTrACS (Cat 1+, 1980–2026)

Tsunami History

11 tsunamis recorded within 500 km. Highest wave on record: 5.8 m (19 ft).

Year Location Cause Max Wave Deaths Distance
1964 NW. HONSHU ISLAND Earthquake 5.8 m 36 115 km
1987 HONSHU ISLAND Earthquake 0.2 m 129 km
2019 NIIGATA Earthquake 0.1 m 145 km
2007 HONSHU: W COAST Earthquake 15 78 km
1802 NW. HONSHU ISLAND Earthquake 19 98 km
1762 NW. HONSHU ISLAND Earthquake 100 km
1751 NW. HONSHU ISLAND Eruption + Earthquake 2,100 109 km
1614 NIIGATA PREFECTURE Earthquake 118 km
1448 SADO, JAPAN Earthquake 100 km
887 NIIGATA Earthquake 2,000 109 km
863 NW. HONSHU ISLAND Eruption + Earthquake 120 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

15 volcanoes within 200 km. Closest: Numazawa (24 km).

Name Type Elevation Last Eruption Distance
Numazawa Shield 835 m (2,740 ft) -3400 24 km
Hiuchigatake Stratovolcano 2,356 m (7,730 ft) 1544 44 km
Nikko-Shiranesan Shield 2,578 m (8,458 ft) 1952 62 km
Nasudake Stratovolcano(es) 1,915 m (6,283 ft) 1963 62 km
Omanago Group Lava dome(s) 2,341 m (7,680 ft) -3050 64 km
Takaharayama Stratovolcano 1,795 m (5,889 ft) -4570 65 km
Nantaisan Stratovolcano 2,486 m (8,156 ft) -9540 67 km
Bandaisan Stratovolcano 1,816 m (5,958 ft) 1888 72 km
Akagisan Stratovolcano 1,828 m (5,997 ft) Unknown 89 km
Adatarayama Stratovolcano(es) 1,728 m (5,669 ft) 1996 91 km
Azumayama Stratovolcano(es) 1,949 m (6,394 ft) 1977 92 km
Shiga Shield(s) 2,041 m (6,696 ft) Unknown 102 km
Harunasan Stratovolcano 1,449 m (4,754 ft) 550 106 km
Kusatsu-Shiranesan Stratovolcano(es) 2,165 m (7,103 ft) 2018 107 km
Myokosan Stratovolcano 2,454 m (8,051 ft) -750 118 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 25°F (-4°C) 6.3 in Coldest
February 25°F (-4°C) 5.0 in
March 31°F (-1°C) 4.3 in Driest
April 43°F (6°C) 4.5 in
May 54°F (12°C) 4.6 in
June 62°F (17°C) 6.3 in
July 70°F (21°C) 8.1 in Wettest
August 72°F (22°C) 7.7 in Warmest
September 64°F (18°C) 8.0 in
October 53°F (11°C) 6.0 in
November 42°F (6°C) 5.6 in
December 32°F (-0°C) 6.3 in

Tadami has a seasonal temperature swing of 47°F / from 25°F in January to 72°F in August. Total annual precipitation is 72.5 inches, with July being the wettest month (8.1") and March the driest (4.3").

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