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Weather & Climate in Katashina, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Katashina has a cool climate with an average annual temperature of 41°F (5°C). Winters average 19°F in January while summers reach 62°F in July. The area gets 196 sunny days per year. Annual precipitation totals 77.3 inches (wetter than the 38-inch national average). The area receives 12.4 inches of snow annually. The city sits at an elevation of 4,255 feet.
Temperature
19°F Jan (-7°C)
62°F Jul (17°C)
| Annual Average | 40.9°F |
| 24% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 196 days/yr |
Geography
| Elevation | 4,255 ft (1,297 m) |
| Area | 169.8 sq mi (439.8 km²) |
| Population Density | 25/sq mi |
| Coordinates | 36.8390°N, 139.2627°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
1,327 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.6.
| Apr 11, 2011 | 17 km SSW of Ishikawa, Japan | M6.6 | 103 km | 11 km |
| Jul 16, 2007 | 20 km NNW of Kashiwazaki, Japan | M6.6 | 106 km | 12 km |
| Mar 11, 2011 | 13 km E of Arai, Japan | M6.2 | 81 km | 9 km |
| Apr 12, 2011 | 8 km WSW of Ishikawa, Japan | M5.9 | 103 km | 11 km |
| May 11, 1997 | 5 km NNE of Iwaki, Japan | M5.9 | 149 km | 49 km |
| Aug 11, 2011 | 1 km SSE of Iwaki, Japan | M5.8 | 147 km | 44 km |
| Apr 16, 2011 | 6 km ENE of Tanuma, Japan | M5.8 | 62 km | 77 km |
| Feb 25, 2013 | 29 km NE of Numata, Japan | M5.8 | 2 km | 10 km |
| Mar 19, 2011 | 8 km WNW of Daigo, Japan | M5.7 | 90 km | 6 km |
| Jul 16, 2007 | 16 km NNW of Kashiwazaki, Japan | M5.7 | 102 km | 15 km |
| Mar 11, 2011 | eastern Honshu, Japan | M5.7 | 86 km | 12 km |
| Dec 3, 1996 | 35 km SE of Muramatsu, Japan | M5.7 | 74 km | 139 km |
| Nov 9, 2013 | 3 km WSW of Moriya, Japan | M5.6 | 120 km | 64 km |
| Mar 22, 2011 | 19 km ESE of Ishikawa, Japan | M5.5 | 125 km | 18 km |
| Apr 11, 2011 | 8 km WSW of Iiyama, Japan | M5.5 | 87 km | 17 km |
| Jul 15, 2011 | 5 km NE of Sakai, Japan | M5.5 | 95 km | 89 km |
| Mar 22, 2011 | 12 km ESE of Ishikawa, Japan | M5.5 | 121 km | 38 km |
| Feb 15, 2005 | 2 km NNW of Iwatsuki, Japan | M5.5 | 103 km | 46 km |
| Apr 11, 2011 | 20 km SSW of Ishikawa, Japan | M5.5 | 99 km | 10 km |
| Mar 15, 2012 | 3 km ENE of ?me, Japan | M5.5 | 115 km | 104 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 |
| 2019 | Faxai | Category 2 | 92 mph | 148 km |
| 2019 | Hagibis | Category 1 | 92 mph | 110 km |
| 2018 | Jebi | Category 1 | 81 mph | 242 km |
| 2018 | Shanshan | Category 1 | 75 mph | 281 km |
| 2016 | Mindulle | Category 1 | 75 mph | 283 km |
| 2014 | Phanfone | Category 1 | 75 mph | 229 km |
| 2011 | Roke | Category 1 | 92 mph | 105 km |
| 2007 | Fitow | Category 1 | 75 mph | 138 km |
| 2005 | Mawar | Category 2 | 81 mph | 157 km |
| 2004 | Ma-on | Category 3 | 92 mph | 146 km |
| 2004 | Chaba | Category 1 | 69 mph | 294 km |
| 2002 | Higos | Category 2 | 86 mph | 119 km |
| 2001 | Danas | Category 1 | 69 mph | 113 km |
| 2000 | Kirogi | Category 1 | 81 mph | 186 km |
| 1998 | Vicki | Category 2 | 69 mph | 158 km |
| 1998 | Stella | Category 1 | 69 mph | 81 km |
| 1996 | Violet | Category 1 | 81 mph | 252 km |
| 1996 | Kirk | Category 1 | 63 mph | 256 km |
| 1995 | Oscar | Category 4 | 98 mph | 290 km |
| 1994 | Orchid | Category 1 | 69 mph | 219 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
10 tsunamis recorded within 500 km. Highest wave on record: 0.2 m (1 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1987 | HONSHU ISLAND | Earthquake | 0.2 m | — | 141 km |
| 2007 | HONSHU: W COAST | Earthquake | — | 15 | 107 km |
| 1855 | TOKAIDO | Earthquake | — | 6,757 | 141 km |
| 1802 | NW. HONSHU ISLAND | Earthquake | — | 19 | 128 km |
| 1762 | NW. HONSHU ISLAND | Earthquake | — | — | 149 km |
| 1751 | NW. HONSHU ISLAND | Eruption + Earthquake | — | 2,100 | 111 km |
| 1614 | NIIGATA PREFECTURE | Earthquake | — | — | 134 km |
| 1448 | SADO, JAPAN | Earthquake | — | — | 120 km |
| 887 | NIIGATA | Earthquake | — | 2,000 | 127 km |
| 863 | NW. HONSHU ISLAND | Eruption + Earthquake | — | — | 116 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Nikko-Shiranesan (11 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Nikko-Shiranesan | Shield | 2,578 m (8,458 ft) | 1952 | 11 km |
| Hiuchigatake | Stratovolcano | 2,356 m (7,730 ft) | 1544 | 13 km |
| Nantaisan | Stratovolcano | 2,486 m (8,156 ft) | -9540 | 22 km |
| Omanago Group | Lava dome(s) | 2,341 m (7,680 ft) | -3050 | 22 km |
| Akagisan | Stratovolcano | 1,828 m (5,997 ft) | Unknown | 32 km |
| Takaharayama | Stratovolcano | 1,795 m (5,889 ft) | -4570 | 46 km |
| Harunasan | Stratovolcano | 1,449 m (4,754 ft) | 550 | 55 km |
| Shiga | Shield(s) | 2,041 m (6,696 ft) | Unknown | 68 km |
| Nasudake | Stratovolcano(es) | 1,915 m (6,283 ft) | 1963 | 70 km |
| Kusatsu-Shiranesan | Stratovolcano(es) | 2,165 m (7,103 ft) | 2018 | 70 km |
| Numazawa | Shield | 835 m (2,740 ft) | -3400 | 72 km |
| Asamayama | Complex | 2,568 m (8,425 ft) | 2019 | 82 km |
| Myokosan | Stratovolcano | 2,454 m (8,051 ft) | -750 | 102 km |
| Niigata-Yakeyama | Lava dome | 2,400 m (7,874 ft) | 1998 | 110 km |
| Bandaisan | Stratovolcano | 1,816 m (5,958 ft) | 1888 | 111 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 19°F (-7°C) | 2.8 in | Coldest |
| February | 19°F (-7°C) | 3.1 in | |
| March | 25°F (-4°C) | 3.9 in | |
| April | 37°F (3°C) | 5.6 in | |
| May | 46°F (8°C) | 6.1 in | |
| June | 55°F (13°C) | 8.7 in | |
| July | 62°F (17°C) | 9.7 in | |
| August | 64°F (18°C) | 12.9 in | Warmest, Wettest |
| September | 57°F (14°C) | 11.3 in | |
| October | 46°F (8°C) | 6.5 in | |
| November | 36°F (2°C) | 4.2 in | |
| December | 26°F (-4°C) | 2.6 in | Driest |
Katashina has a seasonal temperature swing of 46°F / from 19°F in January to 64°F in August. Total annual precipitation is 77.3 inches, with August being the wettest month (12.9") and December the driest (2.6").