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Weather & Climate in Inami, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Inami enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 42°F in January while summers reach 78°F in July. The area gets 204 sunny days per year. Annual precipitation totals 72.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 20 feet.
Temperature
42°F Jan (6°C)
78°F Jul (26°C)
| Annual Average | 60.7°F |
| 12% above US avg | |
| January Average | 42°F (6°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 204 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Area | 43.9 sq mi (113.6 km²) |
| Population Density | 181/sq mi |
| Coordinates | 33.8091°N, 135.2205°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
310 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.9.
| Jan 16, 1995 | 8 km S of Akashi, Japan | M6.9 | 88 km | 22 km |
| Apr 1, 2016 | 54 km SE of Shing?, Japan | M5.9 | 118 km | 14 km |
| Apr 12, 2013 | 6 km WNW of Sumoto, Japan | M5.8 | 72 km | 14 km |
| Feb 26, 2025 | 38 km ESE of Shingū, Japan | M5.8 | 108 km | 388 km |
| Jun 1, 1998 | 17 km SW of Owase, Japan | M5.8 | 81 km | 399 km |
| Aug 20, 1999 | 22 km SE of Kainan, Japan | M5.7 | 29 km | 66 km |
| Sep 10, 2004 | 88 km SSE of Shing?, Japan | M5.6 | 145 km | 10 km |
| Aug 1, 2007 | 42 km ESE of Owase, Japan | M5.5 | 129 km | 371 km |
| Oct 30, 2000 | western Honshu, Japan | M5.5 | 107 km | 35 km |
| Jun 17, 2018 | near the south coast of western Honshu, Japan | M5.5 | 119 km | 10 km |
| Jan 6, 2004 | 36 km S of Ise, Japan | M5.3 | 139 km | 33 km |
| Mar 13, 2019 | 22 km ESE of Anan, Japan | M5.2 | 34 km | 37 km |
| Oct 20, 1991 | 45 km SSW of Tanabe, Japan | M5.1 | 53 km | 41 km |
| Apr 15, 2007 | 11 km ENE of Ueno-ebisumachi, Japan | M5.1 | 145 km | 16 km |
| Apr 14, 2000 | 10 km SSW of Tanabe, Japan | M5.1 | 19 km | 35 km |
| Jul 5, 2003 | 122 km S of Shing?, Japan | M5.1 | 149 km | 33 km |
| Sep 5, 2004 | 63 km SE of Shing?, Japan | M5.1 | 124 km | 10 km |
| Jun 10, 2009 | 7 km WSW of Ise, Japan | M5.1 | 148 km | 352 km |
| Jun 20, 2023 | 8 km E of Shingū, Japan | M5.0 | 79 km | 410 km |
| Jul 5, 2011 | 12 km NNW of Gob?, Japan | M5.0 | 21 km | 16 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
54 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Nakri | Category 1 | - | 263 km |
| 2023 | Lan | Category 2 | 81 mph | 46 km |
| 2019 | Hagibis | Category 3 | 98 mph | 256 km |
| 2018 | Jebi | Category 3 | 98 mph | 57 km |
| 2018 | Trami | Category 1 | 92 mph | 26 km |
| 2018 | Cimaron | Category 1 | 92 mph | 59 km |
| 2018 | Jongdari | Category 1 | 81 mph | 189 km |
| 2017 | Lan | Category 2 | 104 mph | 189 km |
| 2017 | Noru | Category 1 | 69 mph | 24 km |
| 2016 | Malakas | Category 1 | 86 mph | 195 km |
| 2015 | Nangka | Category 1 | 86 mph | 124 km |
| 2014 | Phanfone | Category 2 | 92 mph | 92 km |
| 2014 | Halong | Category 1 | 81 mph | 200 km |
| 2012 | Jelawat | Category 1 | 92 mph | 138 km |
| 2011 | Roke | Category 4 | 98 mph | 116 km |
| 2011 | Ma-on | Category 1 | 86 mph | 62 km |
| 2010 | Chaba | Category 1 | 75 mph | 288 km |
| 2009 | Melor | Category 1 | 92 mph | 128 km |
| 2008 | Sinlaku | Category 1 | 75 mph | 95 km |
| 2007 | Man-yi | Category 1 | 81 mph | 257 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
20 tsunamis recorded within 500 km. Highest wave on record: 28.0 m (92 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1854 | NANKAIDO | Earthquake | 28.0 m | 3,000 | 82 km |
| 1707 | NANKAIDO | Earthquake | 25.7 m | 5,000 | 78 km |
| 1605 | NANKAIDO | Earthquake | 10.0 m | 5,000 | 95 km |
| 1946 | HONSHU: S COAST | Earthquake | 6.6 m | 1,362 | 99 km |
| 1711 | SEIONAIKAI, JAPAN | Earthquake | 2.0 m | 1,000 | 125 km |
| 1520 | KII, KUMANANONADA | Earthquake | 2.0 m | - | 103 km |
| 1510 | OSAKA BAY | Earthquake | 2.0 m | - | 90 km |
| 1403 | KUMANONADA | Earthquake | 2.0 m | - | 119 km |
| 922 | KUMANONADA | Earthquake | 2.0 m | - | 137 km |
| 1808 | E. AWA, TOKUSHIMA PREFECTURE | Earthquake | 1.5 m | - | 40 km |
| 1948 | TOKAIDO | Earthquake | 0.6 m | - | 86 km |
| 1995 | KOBE, JAPAN | Earthquake | 0.3 m | 6,434 | 88 km |
| 1791 | OASAKA BAY | Earthquake | - | - | 79 km |
| 1498 | NANKAIDO | Earthquake | - | - | 34 km |
| 1361 | NANKAIDO | Earthquake | - | 660 | 92 km |
| 1360 | KUMANONADA | Earthquake | - | - | 102 km |
| 1331 | OFF TANABE, WAKAYAMA PREFECTURE | Earthquake | - | - | 12 km |
| 1099 | NANKAIDO | Earthquake | - | - | 94 km |
| 887 | NANKAIDO | Earthquake | - | - | 90 km |
| 745 | OSAKA BAY, JAPAN | Earthquake | - | - | 88 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 2.6 in | Coldest |
| February | 43°F (6°C) | 3.0 in | |
| March | 49°F (9°C) | 4.7 in | |
| April | 58°F (15°C) | 6.9 in | |
| May | 65°F (19°C) | 7.4 in | |
| June | 72°F (22°C) | 10.9 in | Wettest |
| July | 78°F (26°C) | 7.6 in | |
| August | 80°F (27°C) | 6.7 in | Warmest |
| September | 75°F (24°C) | 10.5 in | |
| October | 65°F (18°C) | 6.2 in | |
| November | 56°F (13°C) | 4.5 in | |
| December | 47°F (8°C) | 2.1 in | Driest |
Inami has a seasonal temperature swing of 38°F / from 42°F in January to 80°F in August. Total annual precipitation is 72.9 inches, with June being the wettest month (10.9") and December the driest (2.1").