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Weather & Climate in Nikkō, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Nikkō experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 27°F in January while summers reach 67°F in July. The area gets 212 sunny days per year. Annual precipitation totals 68.6 inches (wetter than the 38-inch national average). The area receives 10.3 inches of snow annually. The city sits at an elevation of 1,821 feet.
Temperature
27°F Jan (-3°C)
67°F Jul (19°C)
| Annual Average | 47.0°F |
| 13% below US avg | |
| January Average | 27°F (-3°C) |
| July Average | 67°F (19°C) |
| Sunny Days | 212 days/yr |
Geography
| Elevation | 1,821 ft (555 m) |
| Area | 559.8 sq mi (1,449.8 km²) |
| Population Density | 139/sq mi |
| Coordinates | 36.7500°N, 139.6167°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
2,143 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.9.
| Mar 11, 2011 | 47 km E of ?arai, Japan | M7.9 | 143 km | 43 km |
| Jul 16, 2007 | 20 km NNW of Kashiwazaki, Japan | M6.6 | 136 km | 12 km |
| Apr 11, 2011 | 17 km SSW of Ishikawa, Japan | M6.6 | 75 km | 11 km |
| Jul 30, 2011 | 13 km SSE of Iwaki, Japan | M6.3 | 121 km | 38 km |
| Mar 11, 2011 | 13 km E of Arai, Japan | M6.2 | 114 km | 9 km |
| Apr 21, 2011 | 6 km WNW of T?gane, Japan | M6.2 | 144 km | 43 km |
| Mar 12, 2011 | 29 km SSE of Namie, Japan | M6.1 | 148 km | 38 km |
| Aug 5, 1990 | 43 km E of ?arai, Japan | M6.1 | 139 km | 27 km |
| Apr 3, 2004 | 37 km ESE of Hitachi, Japan | M6.0 | 129 km | 31 km |
| Jul 20, 2000 | 31 km ESE of Hitachi, Japan | M6.0 | 125 km | 47 km |
| Apr 10, 2005 | near the east coast of Honshu, Japan | M5.9 | 146 km | 43 km |
| Apr 12, 2011 | 8 km WSW of Ishikawa, Japan | M5.9 | 78 km | 11 km |
| Mar 11, 2011 | 4 km SSW of Namie, Japan | M5.9 | 144 km | 40 km |
| Jul 23, 2005 | 9 km WSW of Ichihara, Japan | M5.9 | 143 km | 61 km |
| May 11, 1997 | 5 km NNE of Iwaki, Japan | M5.9 | 121 km | 49 km |
| May 10, 2020 | 49 km E of ?arai, Japan | M5.8 | 142 km | 31 km |
| Feb 25, 2013 | 29 km NE of Numata, Japan | M5.8 | 35 km | 10 km |
| Apr 29, 2012 | 5 km NNW of T?gane, Japan | M5.8 | 144 km | 44 km |
| Apr 16, 2011 | 6 km ENE of Tanuma, Japan | M5.8 | 42 km | 77 km |
| Aug 11, 2011 | 1 km SSE of Iwaki, Japan | M5.8 | 118 km | 44 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
28 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Ampil | Category 3 | 98 mph | 290 km |
| 2024 | Jebi | Category 1 | 75 mph | 284 km |
| 2019 | Faxai | Category 3 | 98 mph | 122 km |
| 2019 | Hagibis | Category 1 | 92 mph | 80 km |
| 2018 | Jebi | Category 1 | 81 mph | 275 km |
| 2018 | Shanshan | Category 1 | 75 mph | 255 km |
| 2016 | Lionrock | Category 1 | 75 mph | 284 km |
| 2016 | Mindulle | Category 1 | 75 mph | 273 km |
| 2014 | Phanfone | Category 1 | 75 mph | 233 km |
| 2011 | Roke | Category 1 | 92 mph | 102 km |
| 2007 | Fitow | Category 1 | 81 mph | 133 km |
| 2005 | Mawar | Category 2 | 81 mph | 132 km |
| 2004 | Ma-on | Category 3 | 92 mph | 129 km |
| 2002 | Higos | Category 2 | 86 mph | 98 km |
| 2001 | Danas | Category 1 | 69 mph | 80 km |
| 2000 | Kirogi | Category 1 | 86 mph | 153 km |
| 1998 | Vicki | Category 2 | 63 mph | 189 km |
| 1998 | Stella | Category 1 | 69 mph | 62 km |
| 1996 | Violet | Category 1 | 81 mph | 219 km |
| 1996 | Kirk | Category 1 | 63 mph | 289 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 0.3 m (1 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1896 | KASHIMA, JAPAN | Earthquake | 0.3 m | - | 127 km |
| 2007 | HONSHU: W COAST | Earthquake | - | 15 | 136 km |
| 1855 | TOKAIDO | Earthquake | - | 6,757 | 123 km |
| 1751 | NW. HONSHU ISLAND | Eruption + Earthquake | - | 2,100 | 144 km |
| 863 | NW. HONSHU ISLAND | Eruption + Earthquake | - | - | 149 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Omanago Group (11 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Omanago Group | Lava dome(s) | 2,341 m (7,680 ft) | -3050 | 11 km |
| Nantaisan | Stratovolcano | 2,486 m (8,156 ft) | -9540 | 11 km |
| Takaharayama | Stratovolcano | 1,795 m (5,889 ft) | -4570 | 22 km |
| Nikko-Shiranesan | Shield | 2,578 m (8,458 ft) | 1952 | 22 km |
| Hiuchigatake | Stratovolcano | 2,356 m (7,730 ft) | 1544 | 37 km |
| Akagisan | Stratovolcano | 1,828 m (5,997 ft) | Unknown | 43 km |
| Nasudake | Stratovolcano(es) | 1,915 m (6,283 ft) | 1963 | 52 km |
| Harunasan | Stratovolcano | 1,449 m (4,754 ft) | 550 | 75 km |
| Numazawa | Shield | 835 m (2,740 ft) | -3400 | 77 km |
| Shiga | Shield(s) | 2,041 m (6,696 ft) | Unknown | 98 km |
| Kusatsu-Shiranesan | Stratovolcano(es) | 2,165 m (7,103 ft) | 2018 | 98 km |
| Bandaisan | Stratovolcano | 1,816 m (5,958 ft) | 1888 | 103 km |
| Asamayama | Complex | 2,568 m (8,425 ft) | 2019 | 105 km |
| Adatarayama | Stratovolcano(es) | 1,728 m (5,669 ft) | 1996 | 116 km |
| Azumayama | Stratovolcano(es) | 1,949 m (6,394 ft) | 1977 | 123 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 27°F (-3°C) | 2.2 in | Coldest |
| February | 27°F (-3°C) | 2.7 in | |
| March | 32°F (0°C) | 3.5 in | |
| April | 44°F (6°C) | 4.9 in | |
| May | 53°F (11°C) | 5.6 in | |
| June | 59°F (15°C) | 8.2 in | |
| July | 67°F (19°C) | 8.5 in | |
| August | 69°F (21°C) | 11.2 in | Warmest, Wettest |
| September | 62°F (17°C) | 10.3 in | |
| October | 51°F (11°C) | 6.2 in | |
| November | 41°F (5°C) | 3.4 in | |
| December | 32°F (0°C) | 2.0 in | Driest |
Nikkō has a seasonal temperature swing of 42°F / from 27°F in January to 69°F in August. Total annual precipitation is 68.6 inches, with August being the wettest month (11.2") and December the driest (2.0").