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Weather & Climate in Wadayama, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Wadayama experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 35°F in January while summers reach 75°F in July. The area gets 214 sunny days per year. Annual precipitation totals 67.3 inches (wetter than the 38-inch national average). The area receives 8.8 inches of snow annually. The city sits at an elevation of 591 feet.
Temperature
35°F Jan (1°C)
75°F Jul (24°C)
| Annual Average | 54.6°F |
| 1% above US avg | |
| January Average | 35°F (1°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 214 days/yr |
Geography
| Elevation | 591 ft (180 m) |
| Area | 190.9 sq mi (494.4 km²) |
| Population Density | 152/sq mi |
| Coordinates | 35.3167°N, 134.8667°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
222 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 | 83 km | 22 km |
| Apr 11, 1990 | 11 km ENE of Maizuru, Japan | M6.1 | 56 km | 362 km |
| Apr 12, 2013 | 6 km WNW of Sumoto, Japan | M5.8 | 105 km | 14 km |
| Aug 7, 1992 | 21 km N of Miyazu, Japan | M5.8 | 53 km | 358 km |
| Apr 21, 2000 | 27 km NNE of Maizuru, Japan | M5.5 | 68 km | 347 km |
| Jun 17, 2018 | near the south coast of western Honshu, Japan | M5.5 | 89 km | 10 km |
| Sep 24, 2003 | 5 km WNW of Ayabe, Japan | M5.4 | 30 km | 372 km |
| Sep 16, 2002 | 24 km SW of Kurayoshi, Japan | M5.3 | 111 km | 10 km |
| Sep 3, 1997 | 21 km S of Yasugich?, Japan | M5.3 | 150 km | 10 km |
| Jan 11, 2001 | 15 km E of Tottori, Japan | M5.3 | 46 km | 33 km |
| Jan 30, 1996 | 67 km NNE of Miyazu, Japan | M5.2 | 100 km | 361 km |
| Oct 8, 2000 | 8 km SSW of Yonago, Japan | M5.2 | 141 km | 10 km |
| Apr 22, 1998 | 18 km SE of Hikone, Japan | M5.2 | 142 km | 33 km |
| Mar 16, 1999 | 10 km WNW of Kitahama, Japan | M5.1 | 87 km | 33 km |
| May 28, 1994 | 12 km WNW of Nagahama, Japan | M5.1 | 115 km | 49 km |
| Apr 15, 2007 | 11 km ENE of Ueno-ebisumachi, Japan | M5.1 | 137 km | 16 km |
| Jan 16, 1995 | 20 km SW of Akashi, Japan | M5.0 | 86 km | 10 km |
| Apr 16, 1994 | 16 km ENE of Maizuru, Japan | M5.0 | 61 km | 358 km |
| Jul 5, 2011 | 12 km NNW of Gob?, Japan | M5.0 | 150 km | 16 km |
| Sep 28, 1990 | 24 km NNW of Kariya, Japan | M4.9 | 69 km | 26 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
37 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2023 | Lan | Category 1 | 69 mph | 195 km |
| 2018 | Jebi | Category 2 | 98 mph | 70 km |
| 2018 | Trami | Category 1 | 92 mph | 178 km |
| 2018 | Cimaron | Category 1 | 86 mph | 81 km |
| 2018 | Jongdari | Category 1 | 75 mph | 223 km |
| 2017 | Noru | Category 1 | 69 mph | 148 km |
| 2015 | Nangka | Category 1 | 81 mph | 263 km |
| 2014 | Phanfone | Category 1 | 86 mph | 230 km |
| 2014 | Halong | Category 1 | 81 mph | 295 km |
| 2011 | Roke | Category 3 | 92 mph | 237 km |
| 2011 | Ma-on | Category 1 | 86 mph | 192 km |
| 2009 | Melor | Category 1 | 86 mph | 216 km |
| 2008 | Sinlaku | Category 1 | 75 mph | 261 km |
| 2007 | Usagi | Category 1 | 52 mph | 258 km |
| 2004 | Songda | Category 2 | 86 mph | 196 km |
| 2004 | Chaba | Category 1 | 81 mph | 90 km |
| 2003 | Etau | Category 2 | 86 mph | 75 km |
| 1999 | Bart | Category 1 | 81 mph | 210 km |
| 1998 | Vicki | Category 2 | 86 mph | 118 km |
| 1998 | Zeb | Category 1 | 58 mph | 106 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
9 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 | 38 km |
| 1711 | SEIONAIKAI, JAPAN | Earthquake | 2.0 m | 1,000 | 138 km |
| 1510 | OSAKA BAY | Earthquake | 2.0 m | - | 93 km |
| 1909 | ANEGAWA, JAPAN | Earthquake | 1.8 m | 41 | 130 km |
| 1995 | KOBE, JAPAN | Earthquake | 0.3 m | 6,434 | 83 km |
| 1791 | OASAKA BAY | Earthquake | - | - | 103 km |
| 1726 | KATSUYAMA | Earthquake | - | - | 150 km |
| 745 | OSAKA BAY, JAPAN | Earthquake | - | - | 89 km |
| 701 | SEA OF JAPAN | Earthquake | - | - | 64 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Oki-Dogo (168 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Oki-Dogo | Shield | 151 m (495 ft) | Unknown | 168 km |
| Hakusan | Stratovolcano | 2,702 m (8,865 ft) | 1659 | 196 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 35°F (1°C) | 4.5 in | Coldest |
| February | 35°F (2°C) | 4.4 in | |
| March | 40°F (5°C) | 4.8 in | |
| April | 51°F (11°C) | 5.1 in | |
| May | 60°F (16°C) | 5.6 in | |
| June | 67°F (20°C) | 8.0 in | |
| July | 75°F (24°C) | 7.8 in | |
| August | 77°F (25°C) | 5.4 in | Warmest |
| September | 69°F (21°C) | 8.8 in | Wettest |
| October | 58°F (15°C) | 5.2 in | |
| November | 48°F (9°C) | 4.3 in | |
| December | 39°F (4°C) | 3.6 in | Driest |
Wadayama has a seasonal temperature swing of 42°F / from 35°F in January to 77°F in August. Total annual precipitation is 67.3 inches, with September being the wettest month (8.8") and December the driest (3.6").