All Countries
Weather & Climate in Yamatohama, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Yamatohama enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 57°F in January while summers reach 82°F in July. The area gets 157 sunny days per year, below the national average of 205. Annual precipitation totals 101.3 inches (wetter than the 38-inch national average). The city sits at an elevation of 453 feet.
Temperature
57°F Jan (14°C)
82°F Jul (28°C)
| Annual Average | 69.5°F |
| 29% above US avg | |
| January Average | 57°F (14°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 157 days/yr |
Geography
| Elevation | 453 ft (138 m) |
| Area | 49.3 sq mi (127.7 km²) |
| Population Density | 28/sq mi |
| Coordinates | 28.3608°N, 129.3941°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
1,187 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.1.
| Oct 18, 1995 | 83 km SE of Naze, Japan | M7.1 | 90 km | 28 km |
| Oct 30, 2009 | 98 km NNE of Naze, Japan | M6.8 | 103 km | 34 km |
| Oct 19, 1995 | 71 km ESE of Naze, Japan | M6.8 | 80 km | 20 km |
| Jun 13, 2020 | 130 km WNW of Naze, Japan | M6.6 | 123 km | 165 km |
| Jan 17, 1997 | 67 km NE of Naze, Japan | M6.3 | 74 km | 33 km |
| Oct 19, 1995 | 69 km ESE of Naze, Japan | M6.3 | 78 km | 33 km |
| Dec 8, 2001 | 15 km SE of Naze, Japan | M6.2 | 21 km | 33 km |
| Oct 18, 1995 | 73 km ESE of Naze, Japan | M6.1 | 82 km | 28 km |
| Sep 13, 1994 | 110 km NNE of Naze, Japan | M6.1 | 115 km | 34 km |
| Jun 4, 1992 | 145 km WSW of Naze, Japan | M6.0 | 137 km | 17 km |
| Jul 8, 2008 | 107 km NNE of Nago, Japan | M6.0 | 139 km | 43 km |
| Jun 16, 1990 | 153 km N of Nago, Japan | M6.0 | 145 km | 27 km |
| Jun 2, 1996 | 102 km NNE of Nago, Japan | M5.8 | 137 km | 42 km |
| Oct 2, 2000 | 119 km N of Naze, Japan | M5.8 | 120 km | 33 km |
| Nov 1, 1995 | 59 km ESE of Naze, Japan | M5.7 | 68 km | 33 km |
| Oct 19, 1995 | 79 km SE of Naze, Japan | M5.7 | 85 km | 29 km |
| Aug 16, 2017 | 158 km WNW of Naze, Japan | M5.7 | 150 km | 198 km |
| Aug 3, 2014 | 143 km WSW of Naze, Japan | M5.7 | 135 km | 10 km |
| Apr 20, 2007 | 102 km NNE of Nago, Japan | M5.7 | 141 km | 42 km |
| Sep 27, 2003 | 118 km WNW of Naze, Japan | M5.7 | 111 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
92 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Shanshan | Category 4 | 109 mph | 92 km |
| 2024 | Bebinca | Category 1 | 86 mph | 140 km |
| 2022 | Nanmadol | Category 4 | 121 mph | 197 km |
| 2022 | Hinnamnor | Category 4 | 121 mph | 288 km |
| 2020 | Haishen | Category 4 | 115 mph | 90 km |
| 2020 | Maysak | Category 4 | 104 mph | 289 km |
| 2020 | Bavi | Category 1 | 75 mph | 288 km |
| 2018 | Soulik | Category 3 | 98 mph | 81 km |
| 2018 | Trami | Category 2 | 98 mph | 51 km |
| 2018 | Prapiroon | Category 1 | 75 mph | 182 km |
| 2017 | Saola | Category 1 | 69 mph | 18 km |
| 2017 | Noru | Category 1 | 86 mph | 143 km |
| 2016 | Malakas | Category 3 | 109 mph | 230 km |
| 2016 | Namtheun | Category 3 | 81 mph | 115 km |
| 2015 | Goni | Category 4 | 115 mph | 132 km |
| 2015 | Halola | Category 1 | 75 mph | 248 km |
| 2014 | Phanfone | Category 4 | 109 mph | 177 km |
| 2014 | Vongfong | Category 1 | 98 mph | 218 km |
| 2014 | Halong | Category 1 | 92 mph | 207 km |
| 2013 | Danas | Category 4 | 104 mph | 166 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 2.6 m (8 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1995 | RYUKYU ISLANDS | Earthquake | 2.6 m | — | 90 km |
| 1995 | RYUKYU ISLANDS | Eruption + Earthquake | 1.5 m | — | 80 km |
| 1901 | RYUKYU ISLANDS | Earthquake | 0.3 m | — | 97 km |
| 1911 | RYUKYU ISLANDS | Earthquake | — | 12 | 72 km |
| 1664 | TORISHIMA, RYUKYU ISLANDS | Astronomical | — | — | 126 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
6 volcanoes within 200 km. Closest: Yokoate-jima (62 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Yokoate-jima | Stratovolcano(es) | 495 m (1,624 ft) | 1835 | 62 km |
| Akusekijima | Stratovolcano(es) | 555 m (1,821 ft) | Unknown | 124 km |
| Io-Torishima | Complex | 212 m (696 ft) | 1968 | 127 km |
| Suwanosejima | Stratovolcano(es) | 796 m (2,612 ft) | 2020 | 145 km |
| Nakanoshima | Stratovolcano(es) | 979 m (3,212 ft) | 1914 | 173 km |
| Kuchinoshima | Stratovolcano(es) | 628 m (2,060 ft) | 1190 | 186 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 57°F (14°C) | 5.6 in | Coldest |
| February | 57°F (14°C) | 6.3 in | |
| March | 61°F (16°C) | 7.4 in | |
| April | 67°F (19°C) | 9.7 in | |
| May | 72°F (22°C) | 12.3 in | |
| June | 77°F (25°C) | 15.5 in | Wettest |
| July | 82°F (28°C) | 8.4 in | Warmest |
| August | 82°F (28°C) | 8.7 in | |
| September | 79°F (26°C) | 7.8 in | |
| October | 74°F (23°C) | 6.9 in | |
| November | 67°F (19°C) | 7.6 in | |
| December | 60°F (16°C) | 5.3 in | Driest |
Yamatohama has a seasonal temperature swing of 25°F / from 57°F in January to 82°F in July. Total annual precipitation is 101.3 inches, with June being the wettest month (15.5") and December the driest (5.3").