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Weather & Climate in Ena, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ena experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 34°F in January while summers reach 74°F in July. The area gets 185 sunny days per year. Annual precipitation totals 83.5 inches (wetter than the 38-inch national average). The area receives 6.0 inches of snow annually. The city sits at an elevation of 1,175 feet.
Temperature
34°F Jan (1°C)
74°F Jul (24°C)
| Annual Average | 54.5°F |
| 1% above US avg | |
| January Average | 34°F (1°C) |
| July Average | 74°F (24°C) |
| Sunny Days | 185 days/yr |
Geography
| Elevation | 1,175 ft (358 m) |
| Area | 194.7 sq mi (504.2 km²) |
| Population Density | 251/sq mi |
| Coordinates | 35.4472°N, 137.3833°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
442 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.2.
| Aug 10, 2009 | 8 km NE of Sagara, Japan | M6.2 | 112 km | 40 km |
| Mar 15, 2011 | 6 km NNW of Fujinomiya, Japan | M6.0 | 110 km | 9 km |
| Aug 1, 2011 | 20 km E of ?yama, Japan | M5.9 | 132 km | 13 km |
| Jan 15, 2007 | 15 km WSW of Heda, Japan | M5.9 | 130 km | 170 km |
| May 23, 1997 | 38 km SSE of Tahara, Japan | M5.8 | 120 km | 11 km |
| Nov 18, 2013 | 25 km SE of Toba, Japan | M5.6 | 128 km | 328 km |
| Mar 6, 1996 | 13 km NNE of Gotenba, Japan | M5.6 | 145 km | 33 km |
| Mar 16, 1997 | 5 km NE of Toyokawa, Japan | M5.6 | 67 km | 36 km |
| Aug 15, 1998 | 22 km WSW of Hotaka, Japan | M5.5 | 94 km | 10 km |
| Apr 3, 2001 | 10 km NE of Mori, Japan | M5.4 | 84 km | 33 km |
| Aug 26, 2010 | 25 km ENE of Katsuyama, Japan | M5.4 | 93 km | 278 km |
| Oct 5, 2011 | 24 km W of ?machi, Japan | M5.3 | 116 km | 10 km |
| May 9, 2022 | 7 km NE of Toba, Japan | M5.3 | 111 km | 329 km |
| May 19, 2020 | 18 km WSW of Hotaka, Japan | M5.2 | 97 km | 10 km |
| Oct 11, 1997 | 25 km SSW of ?yama, Japan | M5.2 | 138 km | 28 km |
| Apr 22, 1998 | 18 km SE of Hikone, Japan | M5.2 | 93 km | 33 km |
| Oct 5, 2011 | eastern Honshu, Japan | M5.2 | 116 km | 13 km |
| Jul 14, 1991 | 5 km E of Ueda, Japan | M5.2 | 137 km | 188 km |
| May 28, 2005 | 37 km SSW of Hamamatsu, Japan | M5.2 | 118 km | 296 km |
| Oct 5, 1996 | 12 km NW of Kanaya, Japan | M5.2 | 85 km | 48 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
43 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2023 | Lan | Category 1 | 69 mph | 248 km |
| 2019 | Faxai | Category 4 | 98 mph | 193 km |
| 2019 | Hagibis | Category 2 | 92 mph | 153 km |
| 2018 | Jebi | Category 2 | 98 mph | 162 km |
| 2018 | Trami | Category 1 | 92 mph | 252 km |
| 2018 | Cimaron | Category 1 | 86 mph | 262 km |
| 2018 | Jongdari | Category 1 | 81 mph | 108 km |
| 2017 | Lan | Category 1 | 98 mph | 228 km |
| 2017 | Noru | Category 1 | 69 mph | 264 km |
| 2016 | Mindulle | Category 1 | 75 mph | 231 km |
| 2014 | Phanfone | Category 1 | 86 mph | 99 km |
| 2011 | Roke | Category 3 | 92 mph | 72 km |
| 2009 | Melor | Category 1 | 86 mph | 176 km |
| 2008 | Sinlaku | Category 1 | 75 mph | 221 km |
| 2007 | Fitow | Category 1 | 81 mph | 156 km |
| 2005 | Mawar | Category 2 | 86 mph | 161 km |
| 2004 | Ma-on | Category 4 | 92 mph | 140 km |
| 2004 | Chaba | Category 1 | 69 mph | 240 km |
| 2003 | Etau | Category 2 | 69 mph | 108 km |
| 2002 | Higos | Category 2 | 92 mph | 203 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
9 tsunamis recorded within 500 km. Highest wave on record: 3.0 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1855 | ENSHUNADA | Earthquake | 3.0 m | - | 107 km |
| 1909 | ANEGAWA, JAPAN | Earthquake | 1.8 m | 41 | 98 km |
| 1945 | TOKAIDO | Earthquake | 1.0 m | 2,306 | 85 km |
| 2009 | HONSHU: S COAST | Earthquake | 0.6 m | 1 | 112 km |
| 1857 | TOKAIDO | Earthquake | - | - | 110 km |
| 1799 | SW. HONSHU ISLAND | Earthquake | - | - | 146 km |
| 1666 | AICHI PREFECTURE | Earthquake | - | - | 73 km |
| 1589 | SURUGA, JAPAN | Earthquake | - | - | 103 km |
| 1586 | ISE BAY | Earthquake | - | 8,000 | 73 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Ontakesan (50 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Ontakesan | Complex | 3,067 m (10,062 ft) | 2014 | 50 km |
| Norikuradake | Stratovolcano(es) | 3,026 m (9,928 ft) | -50 | 75 km |
| Yakedake | Stratovolcano(es) | 2,455 m (8,054 ft) | 1995 | 89 km |
| Hakusan | Stratovolcano | 2,702 m (8,865 ft) | 1659 | 96 km |
| Washiba-Kumonotaira | Shield(s) | 2,924 m (9,593 ft) | Unknown | 109 km |
| Yokodake | Stratovolcano(es) | 2,480 m (8,136 ft) | 1200 | 111 km |
| Fujisan | Stratovolcano | 3,776 m (12,388 ft) | 1708 | 122 km |
| Midagahara | Stratovolcano | 2,621 m (8,599 ft) | 1839 | 126 km |
| Asamayama | Complex | 2,568 m (8,425 ft) | 2019 | 148 km |
| Hakoneyama | Complex | 1,438 m (4,718 ft) | 2015 | 150 km |
| Kusatsu-Shiranesan | Stratovolcano(es) | 2,165 m (7,103 ft) | 2018 | 166 km |
| Izu-Tobu | Pyroclastic cone(s) | 1,406 m (4,613 ft) | 1989 | 167 km |
| Shiga | Shield(s) | 2,041 m (6,696 ft) | Unknown | 172 km |
| Myokosan | Stratovolcano | 2,454 m (8,051 ft) | -750 | 173 km |
| Niigata-Yakeyama | Lava dome | 2,400 m (7,874 ft) | 1998 | 174 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 2.7 in | Coldest |
| February | 35°F (2°C) | 3.3 in | |
| March | 42°F (5°C) | 5.6 in | |
| April | 52°F (11°C) | 7.9 in | |
| May | 60°F (16°C) | 7.6 in | |
| June | 67°F (20°C) | 10.8 in | |
| July | 74°F (24°C) | 11.4 in | |
| August | 76°F (25°C) | 10.0 in | Warmest |
| September | 69°F (21°C) | 11.5 in | Wettest |
| October | 58°F (15°C) | 6.2 in | |
| November | 48°F (9°C) | 3.8 in | |
| December | 39°F (4°C) | 2.7 in | Driest |
Ena has a seasonal temperature swing of 42°F / from 34°F in January to 76°F in August. Total annual precipitation is 83.5 inches, with September being the wettest month (11.5") and December the driest (2.7").