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Weather & Climate in Kasaoka, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Kasaoka enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 39°F in January while summers reach 79°F in July. The area gets 236 sunny days per year, above the national average. Annual precipitation totals 55.0 inches (wetter than the 38-inch national average). The city sits at an elevation of 30 feet.
Temperature
39°F Jan (4°C)
79°F Jul (26°C)
| Annual Average | 58.5°F |
| 8% above US avg | |
| January Average | 39°F (4°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 236 days/yr |
Geography
| Elevation | 30 ft (9 m) |
| Area | 52.7 sq mi (136.4 km²) |
| Population Density | 953/sq mi |
| Coordinates | 34.5060°N, 133.5039°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
122 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 | 139 km | 22 km |
| Mar 24, 2001 | 16 km SSW of Kure, Japan | M6.8 | 101 km | 50 km |
| Oct 6, 2000 | 8 km ESE of Matsue, Japan | M6.7 | 111 km | 10 km |
| Apr 12, 2013 | 6 km WNW of Sumoto, Japan | M5.8 | 122 km | 14 km |
| Apr 8, 2018 | 8 km NNE of ?dach?-?da, Japan | M5.7 | 121 km | 10 km |
| Aug 28, 1991 | 9 km SSW of Yasugich?, Japan | M5.5 | 96 km | 13 km |
| Oct 8, 2000 | 32 km N of Sh?bara, Japan | M5.4 | 83 km | 10 km |
| Sep 3, 1997 | 21 km S of Yasugich?, Japan | M5.3 | 84 km | 10 km |
| Sep 16, 2002 | 24 km SW of Kurayoshi, Japan | M5.3 | 85 km | 10 km |
| Jan 11, 2001 | 15 km E of Tottori, Japan | M5.3 | 136 km | 33 km |
| Mar 25, 2001 | 22 km WNW of H?j?, Japan | M5.2 | 104 km | 43 km |
| Mar 13, 2019 | 22 km ESE of Anan, Japan | M5.2 | 147 km | 37 km |
| Oct 8, 2000 | 8 km SSW of Yonago, Japan | M5.2 | 97 km | 10 km |
| Apr 26, 2007 | 15 km ESE of Niihama, Japan | M5.1 | 67 km | 50 km |
| Jun 3, 2011 | 9 km ENE of G?tsuch?, Japan | M5.0 | 122 km | 10 km |
| Jan 16, 1995 | 20 km SW of Akashi, Japan | M5.0 | 122 km | 10 km |
| Jun 18, 2021 | 1 km ENE of ?zu, Japan | M4.9 | 141 km | 42 km |
| Feb 26, 2024 | 18 km N of Yawatahama, Japan | M4.9 | 141 km | 42 km |
| Aug 22, 1994 | 39 km S of Anan, Japan | M4.9 | 146 km | 38 km |
| Sep 28, 1990 | 24 km NNW of Kariya, Japan | M4.9 | 84 km | 26 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
48 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 | 221 km |
| 2022 | Nanmadol | Category 1 | 86 mph | 286 km |
| 2018 | Jebi | Category 3 | 98 mph | 128 km |
| 2018 | Trami | Category 1 | 92 mph | 167 km |
| 2018 | Cimaron | Category 1 | 86 mph | 110 km |
| 2017 | Noru | Category 1 | 69 mph | 136 km |
| 2016 | Malakas | Category 1 | 86 mph | 190 km |
| 2015 | Goni | Category 3 | 98 mph | 241 km |
| 2015 | Nangka | Category 1 | 81 mph | 183 km |
| 2014 | Phanfone | Category 2 | 92 mph | 242 km |
| 2014 | Halong | Category 1 | 81 mph | 169 km |
| 2012 | Jelawat | Category 1 | 92 mph | 248 km |
| 2011 | Roke | Category 3 | 98 mph | 285 km |
| 2011 | Ma-on | Category 1 | 86 mph | 134 km |
| 2009 | Melor | Category 1 | 86 mph | 279 km |
| 2008 | Sinlaku | Category 1 | 75 mph | 230 km |
| 2007 | Usagi | Category 2 | 92 mph | 182 km |
| 2007 | Man-yi | Category 1 | 81 mph | 211 km |
| 2006 | Shanshan | Category 1 | 81 mph | 291 km |
| 2005 | Nabi | Category 1 | 75 mph | 212 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
4 tsunamis recorded within 500 km. Highest wave on record: 3.0 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1872 | SW. HONSHU ISLAND | Earthquake | 3.0 m | 804 | 144 km |
| 1711 | SEIONAIKAI, JAPAN | Earthquake | 2.0 m | 1,000 | 51 km |
| 1808 | E. AWA, TOKUSHIMA PREFECTURE | Earthquake | 1.5 m | — | 137 km |
| 1995 | KOBE, JAPAN | Earthquake | 0.3 m | 6,434 | 144 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Sanbesan (107 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Sanbesan | Stratovolcano | 1,126 m (3,694 ft) | 650 | 107 km |
| Abu | Shield(s) | 641 m (2,103 ft) | -6850 | 175 km |
| Oki-Dogo | Shield | 151 m (495 ft) | Unknown | 186 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 1.6 in | Coldest |
| February | 39°F (4°C) | 2.2 in | |
| March | 45°F (7°C) | 3.4 in | |
| April | 55°F (13°C) | 5.2 in | |
| May | 64°F (18°C) | 5.5 in | |
| June | 71°F (22°C) | 8.8 in | Wettest |
| July | 79°F (26°C) | 8.0 in | |
| August | 81°F (27°C) | 4.5 in | Warmest |
| September | 73°F (23°C) | 7.8 in | |
| October | 62°F (17°C) | 4.2 in | |
| November | 52°F (11°C) | 2.5 in | |
| December | 43°F (6°C) | 1.3 in | Driest |
Kasaoka has a seasonal temperature swing of 42°F / from 39°F in January to 81°F in August. Total annual precipitation is 55.0 inches, with June being the wettest month (8.8") and December the driest (1.3").