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Weather & Climate in Ichikawadaimon, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ichikawadaimon experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 34°F in January while summers reach 73°F in July. The area gets 243 sunny days per year, above the national average. Annual precipitation totals 51.4 inches (wetter than the 38-inch national average). The area receives 3.6 inches of snow annually. The city sits at an elevation of 814 feet.
Temperature
34°F Jan (1°C)
73°F Jul (23°C)
| Annual Average | 54.4°F |
| 1% above US avg | |
| January Average | 34°F (1°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 243 days/yr |
Geography
| Elevation | 814 ft (248 m) |
| Area | 44.1 sq mi (114.3 km²) |
| Population Density | 333/sq mi |
| Coordinates | 35.5667°N, 138.5000°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
1,025 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.4.
| Feb 20, 1990 | 28 km E of Shimoda, Japan | M6.4 | 118 km | 14 km |
| Aug 10, 2009 | 8 km NE of Sagara, Japan | M6.2 | 94 km | 40 km |
| Mar 15, 2011 | 6 km NNW of Fujinomiya, Japan | M6.0 | 34 km | 9 km |
| May 4, 2014 | 31 km ESE of It?, Japan | M6.0 | 111 km | 153 km |
| Jul 23, 2005 | 9 km WSW of Ichihara, Japan | M5.9 | 134 km | 61 km |
| Jan 15, 2007 | 15 km WSW of Heda, Japan | M5.9 | 76 km | 170 km |
| Aug 1, 2011 | 20 km E of ?yama, Japan | M5.9 | 104 km | 13 km |
| Apr 16, 2011 | 6 km ENE of Tanuma, Japan | M5.8 | 138 km | 77 km |
| Feb 1, 1992 | 4 km SSE of Miura, Japan | M5.8 | 116 km | 100 km |
| May 3, 1998 | 14 km SW of It?, Japan | M5.6 | 89 km | 34 km |
| Mar 4, 1997 | 9 km SSW of It?, Japan | M5.6 | 90 km | 10 km |
| Apr 20, 2006 | 16 km SE of It?, Japan | M5.6 | 102 km | 23 km |
| Mar 6, 1996 | 13 km NNE of Gotenba, Japan | M5.6 | 47 km | 33 km |
| Mar 16, 1997 | 5 km NE of Toyokawa, Japan | M5.6 | 125 km | 36 km |
| Nov 9, 2013 | 3 km WSW of Moriya, Japan | M5.6 | 138 km | 64 km |
| Dec 21, 1996 | 3 km E of Sugito, Japan | M5.5 | 125 km | 45 km |
| Apr 11, 2011 | 8 km WSW of Iiyama, Japan | M5.5 | 140 km | 17 km |
| Mar 15, 2012 | 3 km ENE of ?me, Japan | M5.5 | 75 km | 104 km |
| Aug 15, 1998 | 22 km WSW of Hotaka, Japan | M5.5 | 110 km | 10 km |
| Feb 15, 2005 | 2 km NNW of Iwatsuki, Japan | M5.5 | 117 km | 46 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
38 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 | 288 km |
| 2019 | Faxai | Category 4 | 98 mph | 113 km |
| 2019 | Hagibis | Category 2 | 92 mph | 82 km |
| 2018 | Jongdari | Category 2 | 86 mph | 153 km |
| 2018 | Jebi | Category 1 | 86 mph | 257 km |
| 2018 | Shanshan | Category 1 | 75 mph | 251 km |
| 2017 | Lan | Category 1 | 98 mph | 269 km |
| 2016 | Mindulle | Category 1 | 75 mph | 168 km |
| 2014 | Phanfone | Category 1 | 86 mph | 75 km |
| 2011 | Roke | Category 3 | 92 mph | 73 km |
| 2009 | Melor | Category 1 | 86 mph | 246 km |
| 2009 | Krovanh | Category 1 | 69 mph | 263 km |
| 2008 | Sinlaku | Category 1 | 75 mph | 273 km |
| 2007 | Fitow | Category 1 | 81 mph | 63 km |
| 2005 | Mawar | Category 2 | 86 mph | 101 km |
| 2004 | Ma-on | Category 4 | 92 mph | 83 km |
| 2004 | Chaba | Category 1 | 69 mph | 295 km |
| 2003 | Etau | Category 1 | 58 mph | 208 km |
| 2002 | Higos | Category 2 | 86 mph | 108 km |
| 2001 | Danas | Category 1 | 81 mph | 99 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
17 tsunamis recorded within 500 km. Highest wave on record: 13.0 m (43 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1923 | SAGAMI BAY | Earthquake | 13.0 m | 105,385 | 105 km |
| 1495 | KAMAKURA, SAGAMI BAY, TOKAIDO | Earthquake | 5.0 m | 200 | 105 km |
| 1855 | ENSHUNADA | Earthquake | 3.0 m | — | 144 km |
| 1433 | OFF IZU-OSHIMA | Earthquake | 2.0 m | — | 117 km |
| 2009 | HONSHU: S COAST | Earthquake | 0.6 m | 1 | 94 km |
| 1980 | HONSHU ISLAND | Earthquake | 0.6 m | — | 105 km |
| 1978 | TOKAIDO | Earthquake | 0.4 m | 25 | 109 km |
| 1974 | TOKAIDO | Earthquake | 0.2 m | 30 | 109 km |
| 1990 | JAPAN | Earthquake | 0.2 m | — | 118 km |
| 1857 | TOKAIDO | Earthquake | — | — | 87 km |
| 1855 | TOKAIDO | Earthquake | — | 6,757 | 118 km |
| 1782 | ODAWARA, SAGAMI BAY | Eruption + Earthquake | — | — | 121 km |
| 1633 | SAGAMI BAY | Earthquake | — | 150 | 75 km |
| 1589 | SURUGA, JAPAN | Earthquake | — | — | 90 km |
| 1257 | SAGAMI BAY, JAPAN | Earthquake | — | — | 99 km |
| 1241 | KAMAKURA, SAGAMI BAY | Earthquake | — | — | 91 km |
| 818 | TOKAIDO | Eruption + Earthquake | — | — | 83 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Fujisan (31 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Fujisan | Stratovolcano | 3,776 m (12,388 ft) | 1708 | 31 km |
| Hakoneyama | Complex | 1,438 m (4,718 ft) | 2015 | 60 km |
| Yokodake | Stratovolcano(es) | 2,480 m (8,136 ft) | 1200 | 60 km |
| Izu-Tobu | Pyroclastic cone(s) | 1,406 m (4,613 ft) | 1989 | 92 km |
| Asamayama | Complex | 2,568 m (8,425 ft) | 2019 | 93 km |
| Ontakesan | Complex | 3,067 m (10,062 ft) | 2014 | 99 km |
| Norikuradake | Stratovolcano(es) | 3,026 m (9,928 ft) | -50 | 104 km |
| Harunasan | Stratovolcano | 1,449 m (4,754 ft) | 550 | 106 km |
| Yakedake | Stratovolcano(es) | 2,455 m (8,054 ft) | 1995 | 110 km |
| Kusatsu-Shiranesan | Stratovolcano(es) | 2,165 m (7,103 ft) | 2018 | 117 km |
| Izu-Oshima | Stratovolcano | 758 m (2,487 ft) | 1990 | 124 km |
| Washiba-Kumonotaira | Shield(s) | 2,924 m (9,593 ft) | Unknown | 124 km |
| Shiga | Shield(s) | 2,041 m (6,696 ft) | Unknown | 125 km |
| Akagisan | Stratovolcano | 1,828 m (5,997 ft) | Unknown | 127 km |
| Toshima | Stratovolcano | 508 m (1,667 ft) | -4550 | 136 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 1.5 in | Coldest |
| February | 35°F (2°C) | 2.1 in | |
| March | 42°F (5°C) | 3.5 in | |
| April | 52°F (11°C) | 4.2 in | |
| May | 61°F (16°C) | 4.4 in | |
| June | 67°F (19°C) | 7.0 in | |
| July | 73°F (23°C) | 5.8 in | |
| August | 75°F (24°C) | 7.0 in | Warmest |
| September | 69°F (20°C) | 7.4 in | Wettest |
| October | 58°F (14°C) | 4.9 in | |
| November | 48°F (9°C) | 2.5 in | |
| December | 39°F (4°C) | 1.3 in | Driest |
Ichikawadaimon has a seasonal temperature swing of 41°F / from 34°F in January to 75°F in August. Total annual precipitation is 51.4 inches, with September being the wettest month (7.4") and December the driest (1.3").