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Weather & Climate in Komoro, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Komoro experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 29°F in January while summers reach 72°F in July. The area gets 257 sunny days per year, above the national average. Annual precipitation totals 43.4 inches. The area receives 4.1 inches of snow annually. The city sits at an elevation of 2,251 feet.
Temperature
29°F Jan (-2°C)
72°F Jul (22°C)
| Annual Average | 50.9°F |
| 6% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 257 days/yr |
Geography
| Elevation | 2,251 ft (686 m) |
| Area | 38.1 sq mi (98.5 km²) |
| Population Density | 1,216/sq mi |
| Coordinates | 36.3167°N, 138.4333°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
786 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.6.
| Jul 16, 2007 | 20 km NNW of Kashiwazaki, Japan | M6.6 | 136 km | 12 km |
| Mar 11, 2011 | 13 km E of Arai, Japan | M6.2 | 78 km | 9 km |
| Mar 15, 2011 | 6 km NNW of Fujinomiya, Japan | M6.0 | 117 km | 9 km |
| Apr 16, 2011 | 6 km ENE of Tanuma, Japan | M5.8 | 109 km | 77 km |
| Feb 25, 2013 | 29 km NE of Numata, Japan | M5.8 | 93 km | 10 km |
| Jul 16, 2007 | 16 km NNW of Kashiwazaki, Japan | M5.7 | 132 km | 15 km |
| Mar 11, 2011 | eastern Honshu, Japan | M5.7 | 71 km | 12 km |
| Mar 6, 1996 | 13 km NNE of Gotenba, Japan | M5.6 | 110 km | 33 km |
| Nov 9, 2013 | 3 km WSW of Moriya, Japan | M5.6 | 145 km | 64 km |
| Dec 21, 1996 | 3 km E of Sugito, Japan | M5.5 | 124 km | 45 km |
| Feb 15, 2005 | 2 km NNW of Iwatsuki, Japan | M5.5 | 119 km | 46 km |
| Jul 15, 2011 | 5 km NE of Sakai, Japan | M5.5 | 129 km | 89 km |
| Aug 15, 1998 | 22 km WSW of Hotaka, Japan | M5.5 | 71 km | 10 km |
| Mar 15, 2012 | 3 km ENE of ?me, Japan | M5.5 | 95 km | 104 km |
| Apr 11, 2011 | 8 km WSW of Iiyama, Japan | M5.5 | 56 km | 17 km |
| May 16, 2016 | 6 km NE of Kasukabe, Japan | M5.4 | 128 km | 45 km |
| May 11, 2003 | 1 km N of Matsudo, Japan | M5.3 | 144 km | 67 km |
| Jun 5, 1990 | 13 km NE of Gotenba, Japan | M5.3 | 115 km | 122 km |
| Dec 7, 1990 | 17 km SSW of Kashiwazaki, Japan | M5.3 | 101 km | 10 km |
| Jan 4, 2001 | 20 km WSW of Shiozawa, Japan | M5.3 | 76 km | 21 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
29 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 | 160 km |
| 2019 | Hagibis | Category 2 | 92 mph | 118 km |
| 2018 | Jebi | Category 1 | 86 mph | 197 km |
| 2018 | Shanshan | Category 1 | 75 mph | 294 km |
| 2018 | Jongdari | Category 1 | 81 mph | 235 km |
| 2016 | Mindulle | Category 1 | 75 mph | 244 km |
| 2014 | Phanfone | Category 1 | 81 mph | 158 km |
| 2011 | Roke | Category 2 | 92 mph | 83 km |
| 2007 | Fitow | Category 1 | 81 mph | 105 km |
| 2005 | Mawar | Category 2 | 81 mph | 166 km |
| 2004 | Ma-on | Category 3 | 92 mph | 147 km |
| 2004 | Chaba | Category 1 | 69 mph | 243 km |
| 2003 | Etau | Category 1 | 58 mph | 216 km |
| 2002 | Higos | Category 2 | 86 mph | 140 km |
| 2001 | Danas | Category 1 | 81 mph | 144 km |
| 2000 | Kirogi | Category 1 | 86 mph | 234 km |
| 1998 | Vicki | Category 2 | 86 mph | 94 km |
| 1998 | Zeb | Category 1 | 58 mph | 245 km |
| 1998 | Stella | Category 1 | 69 mph | 114 km |
| 1996 | Violet | Category 1 | 81 mph | 267 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 | - | 136 km |
| 2007 | HONSHU: W COAST | Earthquake | - | 15 | 139 km |
| 1855 | TOKAIDO | Earthquake | - | 6,757 | 144 km |
| 1751 | NW. HONSHU ISLAND | Eruption + Earthquake | - | 2,100 | 103 km |
| 1633 | SAGAMI BAY | Earthquake | - | 150 | 142 km |
| 1614 | NIIGATA PREFECTURE | Earthquake | - | - | 137 km |
| 1448 | SADO, JAPAN | Earthquake | - | - | 133 km |
| 887 | NIIGATA | Earthquake | - | 2,000 | 135 km |
| 863 | NW. HONSHU ISLAND | Eruption + Earthquake | - | - | 95 km |
| 818 | TOKAIDO | Eruption + Earthquake | - | - | 147 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Asamayama (13 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Asamayama | Complex | 2,568 m (8,425 ft) | 2019 | 13 km |
| Yokodake | Stratovolcano(es) | 2,480 m (8,136 ft) | 1200 | 28 km |
| Kusatsu-Shiranesan | Stratovolcano(es) | 2,165 m (7,103 ft) | 2018 | 35 km |
| Harunasan | Stratovolcano | 1,449 m (4,754 ft) | 550 | 41 km |
| Shiga | Shield(s) | 2,041 m (6,696 ft) | Unknown | 42 km |
| Myokosan | Stratovolcano | 2,454 m (8,051 ft) | -750 | 70 km |
| Akagisan | Stratovolcano | 1,828 m (5,997 ft) | Unknown | 73 km |
| Washiba-Kumonotaira | Shield(s) | 2,924 m (9,593 ft) | Unknown | 76 km |
| Niigata-Yakeyama | Lava dome | 2,400 m (7,874 ft) | 1998 | 76 km |
| Yakedake | Stratovolcano(es) | 2,455 m (8,054 ft) | 1995 | 77 km |
| Midagahara | Stratovolcano | 2,621 m (8,599 ft) | 1839 | 81 km |
| Norikuradake | Stratovolcano(es) | 3,026 m (9,928 ft) | -50 | 82 km |
| Ontakesan | Complex | 3,067 m (10,062 ft) | 2014 | 98 km |
| Nikko-Shiranesan | Shield | 2,578 m (8,458 ft) | 1952 | 100 km |
| Hiuchigatake | Stratovolcano | 2,356 m (7,730 ft) | 1544 | 104 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 1.3 in | Coldest |
| February | 30°F (-1°C) | 1.8 in | |
| March | 37°F (3°C) | 2.6 in | |
| April | 49°F (9°C) | 3.2 in | |
| May | 58°F (14°C) | 3.8 in | |
| June | 65°F (18°C) | 6.3 in | |
| July | 72°F (22°C) | 6.0 in | |
| August | 74°F (23°C) | 5.2 in | Warmest |
| September | 65°F (19°C) | 6.4 in | Wettest |
| October | 54°F (12°C) | 3.9 in | |
| November | 44°F (7°C) | 1.9 in | |
| December | 35°F (1°C) | 1.0 in | Driest |
Komoro has a seasonal temperature swing of 45°F / from 29°F in January to 74°F in August. Total annual precipitation is 43.4 inches, with September being the wettest month (6.4") and December the driest (1.0").