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Weather & Climate in Niikappu, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Niikappu has a cool climate with an average annual temperature of 45°F (7°C). Winters average 23°F in January while summers reach 64°F in July. The area gets 258 sunny days per year, above the national average. Annual precipitation totals 42.8 inches. The area receives 7.8 inches of snow annually.
Temperature
23°F Jan (-5°C)
64°F Jul (18°C)
| Annual Average | 44.6°F |
| 17% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 64°F (18°C) |
| Sunny Days | 258 days/yr |
Geography
| Area | 920.3 sq mi (2,383.5 km²) |
| Population Density | 6/sq mi |
| Coordinates | 42.3500°N, 142.3167°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
1,372 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M8.2.
| Sep 25, 2003 | 2003 Tokachi-Oki Earthquake | M8.2 | 144 km | 27 km |
| Sep 25, 2003 | 119 km ESE of Shizunai-furukawach?, Japan | M7.4 | 123 km | 33 km |
| Feb 2, 2013 | 18 km SSW of Obihiro, Japan | M6.9 | 79 km | 107 km |
| Jan 14, 2016 | 52 km SE of Shizunai-furukawach?, Japan | M6.7 | 57 km | 46 km |
| Jun 5, 2009 | 105 km ESE of Shizunai-furukawach?, Japan | M6.4 | 110 km | 29 km |
| Nov 26, 1991 | 33 km SSE of Shizunai-furukawach?, Japan | M6.4 | 37 km | 56 km |
| Aug 13, 2001 | 87 km ENE of Misawa, Japan | M6.4 | 145 km | 38 km |
| Jan 24, 2018 | 99 km ENE of Misawa, Japan | M6.3 | 139 km | 31 km |
| Jul 12, 1992 | 70 km ENE of Mutsu, Japan | M6.2 | 102 km | 64 km |
| Jun 11, 2023 | 20 km WSW of Biratori, Japan | M6.2 | 39 km | 121 km |
| Aug 24, 1992 | 9 km NNW of Honch?, Japan | M6.2 | 143 km | 121 km |
| May 12, 1999 | 44 km W of Kushiro, Japan | M6.2 | 145 km | 103 km |
| Oct 14, 2002 | 87 km E of Mutsu, Japan | M6.1 | 131 km | 61 km |
| Aug 10, 2014 | 78 km E of Mutsu, Japan | M6.1 | 133 km | 41 km |
| Jun 8, 2015 | 74 km ENE of Mutsu, Japan | M6.1 | 91 km | 42 km |
| Mar 28, 2023 | Hokkaido, Japan region | M6.0 | 140 km | 37 km |
| Mar 25, 1993 | 108 km ESE of Shizunai-furukawach?, Japan | M6.0 | 113 km | 34 km |
| Feb 20, 1997 | 61 km SSE of Shizunai-furukawach?, Japan | M6.0 | 65 km | 33 km |
| Feb 17, 2007 | 115 km ESE of Shizunai-furukawach?, Japan | M6.0 | 119 km | 31 km |
| Sep 26, 1995 | 98 km SE of Shizunai-furukawach?, Japan | M5.9 | 103 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
2 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2002 | Higos | Category 1 | 69 mph | 219 km |
| 1998 | Vicki | Category 1 | 58 mph | 259 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
11 tsunamis recorded within 500 km. Highest wave on record: 8.0 m (26 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1640 | SE. HOKKAIDO ISLAND | Explosion | 8.0 m | 700 | 138 km |
| 1952 | SE. HOKKAIDO ISLAND | Earthquake | 6.5 m | 33 | 128 km |
| 2003 | HOKKAIDO ISLAND | Earthquake | 4.4 m | 2 | 144 km |
| 1982 | HOKKAIDO ISLAND | Earthquake | 1.3 m | 110 | 22 km |
| 1968 | OFF COAST OF HONSHU ISLAND | Earthquake | 0.6 m | — | 100 km |
| 1971 | JAPAN TRENCH | Earthquake | 0.5 m | — | 144 km |
| 1931 | SANRIKU | Earthquake | 0.4 m | — | 129 km |
| 1952 | SE. HOKKAIDO ISLAND | Earthquake | 0.3 m | — | 128 km |
| 1962 | SE. HOKKAIDO ISLAND | Earthquake | 0.1 m | — | 131 km |
| 2008 | HOKKAIDO ISLAND | Earthquake | 0.1 m | 6 | 129 km |
| 1834 | W. HOKKAIDO ISLAND | Earthquake | — | — | 129 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
12 volcanoes within 200 km. Closest: Shikotsu (86 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Shikotsu | Caldera | 1,320 m (4,331 ft) | 1979 | 86 km |
| Kuttara | Stratovolcano(es) | 549 m (1,801 ft) | 1820 | 96 km |
| Esan | Lava dome(s) | 618 m (2,028 ft) | 1874 | 113 km |
| Tokachidake | Stratovolcano(es) | 2,077 m (6,814 ft) | 2004 | 123 km |
| Toya | Stratovolcano | 733 m (2,405 ft) | 2001 | 123 km |
| Maruyama | Stratovolcano(es) | 2,013 m (6,604 ft) | 1898 | 132 km |
| Yoteizan | Stratovolcano | 1,888 m (6,194 ft) | -1050 | 134 km |
| Hokkaido-Komagatake | Stratovolcano | 1,131 m (3,711 ft) | 2000 | 139 km |
| Niseko | Stratovolcano(es) | 1,308 m (4,291 ft) | -4900 | 148 km |
| Taisetsuzan | Stratovolcano(es) | 2,291 m (7,516 ft) | 1739 | 153 km |
| Osorezan | Stratovolcano | 878 m (2,881 ft) | 1787 | 155 km |
| Akan | Caldera | 1,499 m (4,918 ft) | 2008 | 180 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 23°F (-5°C) | 1.9 in | Coldest |
| February | 24°F (-4°C) | 1.6 in | Driest |
| March | 30°F (-1°C) | 2.2 in | |
| April | 40°F (5°C) | 3.2 in | |
| May | 49°F (10°C) | 3.7 in | |
| June | 56°F (13°C) | 3.7 in | |
| July | 64°F (18°C) | 5.2 in | |
| August | 68°F (20°C) | 5.4 in | Warmest |
| September | 61°F (16°C) | 5.9 in | Wettest |
| October | 51°F (10°C) | 4.6 in | |
| November | 39°F (4°C) | 3.3 in | |
| December | 29°F (-2°C) | 2.2 in |
Niikappu has a seasonal temperature swing of 44°F / from 23°F in January to 68°F in August. Total annual precipitation is 42.8 inches, with September being the wettest month (5.9") and February the driest (1.6").