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Weather & Climate in Nasu, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Nasu experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 31°F in January while summers reach 71°F in July. The area gets 238 sunny days per year, above the national average. Annual precipitation totals 53.9 inches (wetter than the 38-inch national average). The area receives 4.0 inches of snow annually. The city sits at an elevation of 1,188 feet.
Temperature
31°F Jan (-0°C)
71°F Jul (21°C)
| Annual Average | 51.0°F |
| 6% below US avg | |
| January Average | 31°F (-0°C) |
| July Average | 71°F (21°C) |
| Sunny Days | 238 days/yr |
Geography
| Elevation | 1,188 ft (362 m) |
| Area | 187.0 sq mi (484.2 km²) |
| Population Density | 128/sq mi |
| Coordinates | 37.0421°N, 140.0938°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
2,567 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 | 124 km | 43 km |
| Apr 11, 2011 | 17 km SSW of Ishikawa, Japan | M6.6 | 28 km | 11 km |
| Jul 24, 2011 | 43 km NE of Namie, Japan | M6.3 | 138 km | 40 km |
| Jul 30, 2011 | 13 km SSE of Iwaki, Japan | M6.3 | 77 km | 38 km |
| Mar 11, 2011 | 30 km NNE of Namie, Japan | M6.3 | 122 km | 32 km |
| Mar 11, 2011 | 61 km ESE of Namie, Japan | M6.2 | 135 km | 40 km |
| Mar 11, 2011 | 70 km ESE of Kitaibaraki, Japan | M6.2 | 135 km | 40 km |
| Mar 12, 2011 | 29 km SSE of Namie, Japan | M6.1 | 97 km | 38 km |
| Aug 5, 1990 | 43 km E of ?arai, Japan | M6.1 | 119 km | 27 km |
| Sep 15, 2011 | 68 km E of ?arai, Japan | M6.1 | 141 km | 28 km |
| May 13, 2011 | 31 km ESE of Namie, Japan | M6.1 | 117 km | 35 km |
| Mar 11, 2011 | 15 km E of Namie, Japan | M6.0 | 107 km | 37 km |
| Mar 11, 2011 | 17 km ESE of Namie, Japan | M6.0 | 107 km | 49 km |
| May 18, 2013 | 50 km NE of Namie, Japan | M6.0 | 144 km | 39 km |
| Apr 3, 2004 | 37 km ESE of Hitachi, Japan | M6.0 | 106 km | 31 km |
| Jul 20, 2000 | 31 km ESE of Hitachi, Japan | M6.0 | 99 km | 47 km |
| Jun 13, 2010 | near the east coast of Honshu, Japan | M5.9 | 141 km | 27 km |
| Mar 11, 2011 | 4 km SSW of Namie, Japan | M5.9 | 91 km | 40 km |
| May 11, 1997 | 5 km NNE of Iwaki, Japan | M5.9 | 73 km | 49 km |
| Apr 12, 2011 | 8 km WSW of Ishikawa, Japan | M5.9 | 25 km | 11 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
26 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Ampil | Category 3 | 98 mph | 276 km |
| 2024 | Jebi | Category 1 | 75 mph | 258 km |
| 2019 | Faxai | Category 2 | 92 mph | 116 km |
| 2019 | Hagibis | Category 1 | 92 mph | 39 km |
| 2018 | Shanshan | Category 1 | 75 mph | 265 km |
| 2016 | Lionrock | Category 1 | 81 mph | 258 km |
| 2014 | Phanfone | Category 1 | 75 mph | 283 km |
| 2011 | Roke | Category 1 | 92 mph | 150 km |
| 2007 | Fitow | Category 1 | 75 mph | 179 km |
| 2005 | Mawar | Category 2 | 81 mph | 141 km |
| 2004 | Ma-on | Category 3 | 92 mph | 128 km |
| 2002 | Higos | Category 1 | 81 mph | 128 km |
| 2001 | Danas | Category 1 | 63 mph | 76 km |
| 2000 | Sonamu | Category 1 | 63 mph | 297 km |
| 2000 | Kirogi | Category 1 | 81 mph | 123 km |
| 1998 | Vicki | Category 2 | 63 mph | 173 km |
| 1998 | Stella | Category 1 | 69 mph | 100 km |
| 1996 | Violet | Category 1 | 81 mph | 189 km |
| 1995 | Oscar | Category 4 | 98 mph | 247 km |
| 1994 | Orchid | Category 1 | 63 mph | 294 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
9 tsunamis recorded within 500 km. Highest wave on record: 1.4 m (5 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2016 | E. COAST HONSHU ISLAND | Earthquake | 1.4 m | - | 121 km |
| 1938 | OFF FUKUSHIMA PREFECTURE | Earthquake | 1.3 m | - | 143 km |
| 1938 | JAPAN TRENCH | Earthquake | 0.8 m | - | 122 km |
| 1938 | SANRIKU | Earthquake | 0.8 m | - | 125 km |
| 1938 | SANRIKU | Earthquake | 0.6 m | 1 | 143 km |
| 1938 | SANRIKU | Earthquake | 0.6 m | - | 144 km |
| 1896 | KASHIMA, JAPAN | Earthquake | 0.3 m | - | 101 km |
| 1935 | JAPAN | Earthquake | 0.2 m | - | 126 km |
| 1987 | E. HONSHU ISLAND | Earthquake | 0.1 m | - | 142 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Nasudake (15 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Nasudake | Stratovolcano(es) | 1,915 m (6,283 ft) | 1963 | 15 km |
| Takaharayama | Stratovolcano | 1,795 m (5,889 ft) | -4570 | 32 km |
| Omanago Group | Lava dome(s) | 2,341 m (7,680 ft) | -3050 | 59 km |
| Nantaisan | Stratovolcano | 2,486 m (8,156 ft) | -9540 | 62 km |
| Bandaisan | Stratovolcano | 1,816 m (5,958 ft) | 1888 | 62 km |
| Numazawa | Shield | 835 m (2,740 ft) | -3400 | 65 km |
| Adatarayama | Stratovolcano(es) | 1,728 m (5,669 ft) | 1996 | 69 km |
| Nikko-Shiranesan | Shield | 2,578 m (8,458 ft) | 1952 | 69 km |
| Hiuchigatake | Stratovolcano | 2,356 m (7,730 ft) | 1544 | 73 km |
| Azumayama | Stratovolcano(es) | 1,949 m (6,394 ft) | 1977 | 78 km |
| Akagisan | Stratovolcano | 1,828 m (5,997 ft) | Unknown | 97 km |
| Zaozan [Zaosan] | Complex | 1,841 m (6,040 ft) | 1940 | 126 km |
| Harunasan | Stratovolcano | 1,449 m (4,754 ft) | 550 | 127 km |
| Shiga | Shield(s) | 2,041 m (6,696 ft) | Unknown | 146 km |
| Kusatsu-Shiranesan | Stratovolcano(es) | 2,165 m (7,103 ft) | 2018 | 147 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-0°C) | 1.8 in | Coldest, Driest |
| February | 32°F (-0°C) | 2.2 in | |
| March | 37°F (3°C) | 3.0 in | |
| April | 48°F (9°C) | 4.0 in | |
| May | 57°F (14°C) | 4.5 in | |
| June | 64°F (18°C) | 6.7 in | |
| July | 71°F (21°C) | 6.7 in | |
| August | 73°F (23°C) | 7.9 in | Warmest, Wettest |
| September | 65°F (19°C) | 7.7 in | |
| October | 55°F (13°C) | 5.0 in | |
| November | 45°F (7°C) | 2.8 in | |
| December | 36°F (2°C) | 1.8 in |
Nasu has a seasonal temperature swing of 42°F / from 31°F in January to 73°F in August. Total annual precipitation is 53.9 inches, with August being the wettest month (7.9") and January the driest (1.8").