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Weather & Climate in Nakazawa, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Nakazawa experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 26°F in January while summers reach 68°F in July. The area gets 233 sunny days per year, above the national average. Annual precipitation totals 56.6 inches (wetter than the 38-inch national average). The area receives 8.0 inches of snow annually. The city sits at an elevation of 3,307 feet.
Temperature
26°F Jan (-3°C)
68°F Jul (20°C)
| Annual Average | 47.7°F |
| 12% below US avg | |
| January Average | 26°F (-3°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 233 days/yr |
Geography
| Elevation | 3,307 ft (1,008 m) |
| Area | 25.9 sq mi (67.1 km²) |
| Population Density | 296/sq mi |
| Coordinates | 35.9833°N, 138.2167°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
716 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.2.
| Mar 11, 2011 | 13 km E of Arai, Japan | M6.2 | 116 km | 9 km |
| Aug 10, 2009 | 8 km NE of Sagara, Japan | M6.2 | 138 km | 40 km |
| Mar 15, 2011 | 6 km NNW of Fujinomiya, Japan | M6.0 | 86 km | 9 km |
| Jan 15, 2007 | 15 km WSW of Heda, Japan | M5.9 | 127 km | 170 km |
| Feb 25, 2013 | 29 km NE of Numata, Japan | M5.8 | 133 km | 10 km |
| Apr 16, 2011 | 6 km ENE of Tanuma, Japan | M5.8 | 136 km | 77 km |
| Mar 11, 2011 | eastern Honshu, Japan | M5.7 | 107 km | 12 km |
| Mar 6, 1996 | 13 km NNE of Gotenba, Japan | M5.6 | 93 km | 33 km |
| Mar 16, 1997 | 5 km NE of Toyokawa, Japan | M5.6 | 144 km | 36 km |
| Mar 4, 1997 | 9 km SSW of It?, Japan | M5.6 | 142 km | 10 km |
| May 3, 1998 | 14 km SW of It?, Japan | M5.6 | 142 km | 34 km |
| Dec 21, 1996 | 3 km E of Sugito, Japan | M5.5 | 140 km | 45 km |
| Feb 15, 2005 | 2 km NNW of Iwatsuki, Japan | M5.5 | 132 km | 46 km |
| Apr 11, 2011 | 8 km WSW of Iiyama, Japan | M5.5 | 92 km | 17 km |
| Mar 15, 2012 | 3 km ENE of ?me, Japan | M5.5 | 98 km | 104 km |
| Jul 15, 2011 | 5 km NE of Sakai, Japan | M5.5 | 148 km | 89 km |
| Aug 15, 1998 | 22 km WSW of Hotaka, Japan | M5.5 | 60 km | 10 km |
| Aug 26, 2010 | 25 km ENE of Katsuyama, Japan | M5.4 | 131 km | 278 km |
| Apr 3, 2001 | 10 km NE of Mori, Japan | M5.4 | 122 km | 33 km |
| May 16, 2016 | 6 km NE of Kasukabe, Japan | M5.4 | 143 km | 45 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
35 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2019 | Faxai | Category 3 | 98 mph | 154 km |
| 2019 | Hagibis | Category 2 | 92 mph | 115 km |
| 2018 | Jebi | Category 2 | 98 mph | 206 km |
| 2018 | Shanshan | Category 1 | 75 mph | 293 km |
| 2018 | Jongdari | Category 1 | 81 mph | 194 km |
| 2016 | Mindulle | Category 1 | 75 mph | 221 km |
| 2014 | Phanfone | Category 1 | 81 mph | 122 km |
| 2011 | Roke | Category 2 | 92 mph | 89 km |
| 2009 | Melor | Category 1 | 86 mph | 265 km |
| 2007 | Fitow | Category 1 | 81 mph | 98 km |
| 2005 | Mawar | Category 2 | 81 mph | 152 km |
| 2004 | Ma-on | Category 3 | 92 mph | 131 km |
| 2004 | Chaba | Category 1 | 69 mph | 246 km |
| 2003 | Etau | Category 1 | 58 mph | 187 km |
| 2002 | Higos | Category 2 | 86 mph | 152 km |
| 2001 | Danas | Category 1 | 81 mph | 145 km |
| 2000 | Kirogi | Category 1 | 86 mph | 237 km |
| 1998 | Vicki | Category 2 | 86 mph | 102 km |
| 1998 | Zeb | Category 1 | 58 mph | 233 km |
| 1998 | Stella | Category 1 | 69 mph | 128 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
10 tsunamis recorded within 500 km. Highest wave on record: 0.6 m (2 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2009 | HONSHU: S COAST | Earthquake | 0.6 m | 1 | 138 km |
| 1857 | TOKAIDO | Earthquake | — | — | 132 km |
| 1855 | TOKAIDO | Earthquake | — | 6,757 | 148 km |
| 1751 | NW. HONSHU ISLAND | Eruption + Earthquake | — | 2,100 | 136 km |
| 1633 | SAGAMI BAY | Earthquake | — | 150 | 125 km |
| 1589 | SURUGA, JAPAN | Earthquake | — | — | 132 km |
| 1257 | SAGAMI BAY, JAPAN | Earthquake | — | — | 145 km |
| 1241 | KAMAKURA, SAGAMI BAY | Earthquake | — | — | 138 km |
| 863 | NW. HONSHU ISLAND | Eruption + Earthquake | — | — | 126 km |
| 818 | TOKAIDO | Eruption + Earthquake | — | — | 131 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Yokodake (15 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Yokodake | Stratovolcano(es) | 2,480 m (8,136 ft) | 1200 | 15 km |
| Asamayama | Complex | 2,568 m (8,425 ft) | 2019 | 54 km |
| Norikuradake | Stratovolcano(es) | 3,026 m (9,928 ft) | -50 | 61 km |
| Yakedake | Stratovolcano(es) | 2,455 m (8,054 ft) | 1995 | 63 km |
| Ontakesan | Complex | 3,067 m (10,062 ft) | 2014 | 67 km |
| Washiba-Kumonotaira | Shield(s) | 2,924 m (9,593 ft) | Unknown | 73 km |
| Kusatsu-Shiranesan | Stratovolcano(es) | 2,165 m (7,103 ft) | 2018 | 76 km |
| Harunasan | Stratovolcano | 1,449 m (4,754 ft) | 550 | 79 km |
| Shiga | Shield(s) | 2,041 m (6,696 ft) | Unknown | 83 km |
| Fujisan | Stratovolcano | 3,776 m (12,388 ft) | 1708 | 83 km |
| Midagahara | Stratovolcano | 2,621 m (8,599 ft) | 1839 | 86 km |
| Myokosan | Stratovolcano | 2,454 m (8,051 ft) | -750 | 101 km |
| Niigata-Yakeyama | Lava dome | 2,400 m (7,874 ft) | 1998 | 106 km |
| Akagisan | Stratovolcano | 1,828 m (5,997 ft) | Unknown | 109 km |
| Hakoneyama | Complex | 1,438 m (4,718 ft) | 2015 | 111 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-3°C) | 1.4 in | Coldest |
| February | 27°F (-3°C) | 2.0 in | |
| March | 34°F (1°C) | 3.4 in | |
| April | 45°F (7°C) | 4.5 in | |
| May | 54°F (12°C) | 5.1 in | |
| June | 61°F (16°C) | 7.9 in | |
| July | 68°F (20°C) | 7.6 in | |
| August | 70°F (21°C) | 7.7 in | Warmest |
| September | 62°F (17°C) | 8.4 in | Wettest |
| October | 51°F (11°C) | 4.9 in | |
| November | 42°F (5°C) | 2.5 in | |
| December | 32°F (0°C) | 1.2 in | Driest |
Nakazawa has a seasonal temperature swing of 43°F / from 26°F in January to 70°F in August. Total annual precipitation is 56.6 inches, with September being the wettest month (8.4") and December the driest (1.2").