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Weather & Climate in Shisō, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Shisō enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 38°F in January while summers reach 77°F in July. The area gets 234 sunny days per year, above the national average. Annual precipitation totals 56.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 705 feet.
Temperature
38°F Jan (3°C)
77°F Jul (25°C)
| Annual Average | 57.3°F |
| 6% above US avg | |
| January Average | 38°F (3°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 234 days/yr |
Geography
| Elevation | 705 ft (215 m) |
| Area | 341.6 sq mi (884.6 km²) |
| Population Density | 104/sq mi |
| Coordinates | 34.9811°N, 134.5640°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
253 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.9.
| Jan 16, 1995 | 8 km S of Akashi, Japan | M6.9 | 61 km | 22 km |
| Oct 6, 2000 | 8 km ESE of Matsue, Japan | M6.7 | 140 km | 10 km |
| Apr 11, 1990 | 11 km ENE of Maizuru, Japan | M6.1 | 97 km | 362 km |
| Apr 12, 2013 | 6 km WNW of Sumoto, Japan | M5.8 | 72 km | 14 km |
| Aug 7, 1992 | 21 km N of Miyazu, Japan | M5.8 | 99 km | 358 km |
| Aug 20, 1999 | 22 km SE of Kainan, Japan | M5.7 | 131 km | 66 km |
| Apr 21, 2000 | 27 km NNE of Maizuru, Japan | M5.5 | 113 km | 347 km |
| Jun 17, 2018 | near the south coast of western Honshu, Japan | M5.5 | 100 km | 10 km |
| Aug 28, 1991 | 9 km SSW of Yasugich?, Japan | M5.5 | 130 km | 13 km |
| Sep 24, 2003 | 5 km WNW of Ayabe, Japan | M5.4 | 68 km | 372 km |
| Oct 8, 2000 | 32 km N of Sh?bara, Japan | M5.4 | 140 km | 10 km |
| Sep 3, 1997 | 21 km S of Yasugich?, Japan | M5.3 | 125 km | 10 km |
| Sep 16, 2002 | 24 km SW of Kurayoshi, Japan | M5.3 | 89 km | 10 km |
| Jan 11, 2001 | 15 km E of Tottori, Japan | M5.3 | 57 km | 33 km |
| Mar 13, 2019 | 22 km ESE of Anan, Japan | M5.2 | 133 km | 37 km |
| Oct 8, 2000 | 8 km SSW of Yonago, Japan | M5.2 | 122 km | 10 km |
| Jan 30, 1996 | 67 km NNE of Miyazu, Japan | M5.2 | 146 km | 361 km |
| Mar 16, 1999 | 10 km WNW of Kitahama, Japan | M5.1 | 117 km | 33 km |
| Apr 16, 1994 | 16 km ENE of Maizuru, Japan | M5.0 | 103 km | 358 km |
| Jan 16, 1995 | 20 km SW of Akashi, Japan | M5.0 | 54 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
42 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2023 | Lan | Category 2 | 75 mph | 177 km |
| 2018 | Jebi | Category 3 | 98 mph | 82 km |
| 2018 | Trami | Category 1 | 92 mph | 157 km |
| 2018 | Cimaron | Category 1 | 86 mph | 44 km |
| 2018 | Jongdari | Category 1 | 75 mph | 238 km |
| 2017 | Lan | Category 1 | 98 mph | 300 km |
| 2017 | Noru | Category 1 | 69 mph | 120 km |
| 2016 | Malakas | Category 1 | 81 mph | 262 km |
| 2015 | Nangka | Category 1 | 81 mph | 222 km |
| 2014 | Phanfone | Category 1 | 86 mph | 230 km |
| 2014 | Halong | Category 1 | 81 mph | 249 km |
| 2012 | Jelawat | Category 1 | 92 mph | 267 km |
| 2011 | Roke | Category 3 | 98 mph | 238 km |
| 2011 | Ma-on | Category 1 | 86 mph | 154 km |
| 2009 | Melor | Category 1 | 86 mph | 216 km |
| 2008 | Sinlaku | Category 1 | 75 mph | 238 km |
| 2007 | Usagi | Category 2 | 92 mph | 246 km |
| 2005 | Nabi | Category 1 | 75 mph | 297 km |
| 2004 | Songda | Category 2 | 86 mph | 218 km |
| 2004 | Chaba | Category 1 | 81 mph | 125 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
8 tsunamis recorded within 500 km. Highest wave on record: 11.3 m (37 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1927 | SW. HONSHU ISLAND | Eruption + Earthquake | 11.3 m | 3,022 | 84 km |
| 1711 | SEIONAIKAI, JAPAN | Earthquake | 2.0 m | 1,000 | 92 km |
| 1510 | OSAKA BAY | Earthquake | 2.0 m | - | 87 km |
| 1808 | E. AWA, TOKUSHIMA PREFECTURE | Earthquake | 1.5 m | - | 122 km |
| 1995 | KOBE, JAPAN | Earthquake | 0.3 m | 6,434 | 63 km |
| 1791 | OASAKA BAY | Earthquake | - | - | 93 km |
| 745 | OSAKA BAY, JAPAN | Earthquake | - | - | 80 km |
| 701 | SEA OF JAPAN | Earthquake | - | - | 110 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Oki-Dogo (173 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Oki-Dogo | Shield | 151 m (495 ft) | Unknown | 173 km |
| Sanbesan | Stratovolcano | 1,126 m (3,694 ft) | 650 | 178 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 2.2 in | Coldest |
| February | 38°F (3°C) | 2.6 in | |
| March | 43°F (6°C) | 3.8 in | |
| April | 54°F (12°C) | 5.2 in | |
| May | 62°F (17°C) | 5.6 in | |
| June | 70°F (21°C) | 8.2 in | |
| July | 77°F (25°C) | 7.0 in | |
| August | 79°F (26°C) | 4.3 in | Warmest |
| September | 72°F (22°C) | 8.3 in | Wettest |
| October | 61°F (16°C) | 4.4 in | |
| November | 51°F (11°C) | 3.0 in | |
| December | 42°F (6°C) | 1.8 in | Driest |
Shisō has a seasonal temperature swing of 42°F / from 38°F in January to 79°F in August. Total annual precipitation is 56.2 inches, with September being the wettest month (8.3") and December the driest (1.8").