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Weather & Climate in Yakami, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Yakami enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 43°F in January while summers reach 80°F in July. The area gets 220 sunny days per year. Annual precipitation totals 63.7 inches (wetter than the 38-inch national average). The city sits at an elevation of 20 feet.
Temperature
43°F Jan (6°C)
80°F Jul (27°C)
| Annual Average | 61.4°F |
| 14% above US avg | |
| January Average | 43°F (6°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 220 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Area | 7.8 sq mi (20.1 km²) |
| Population Density | 4,542/sq mi |
| Coordinates | 34.1385°N, 134.5019°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
215 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 | 69 km | 22 km |
| Jun 1, 1998 | 17 km SW of Owase, Japan | M5.8 | 148 km | 399 km |
| Apr 12, 2013 | 6 km WNW of Sumoto, Japan | M5.8 | 39 km | 14 km |
| Aug 20, 1999 | 22 km SE of Kainan, Japan | M5.7 | 84 km | 66 km |
| Jun 17, 2018 | near the south coast of western Honshu, Japan | M5.5 | 129 km | 10 km |
| Sep 24, 2003 | 5 km WNW of Ayabe, Japan | M5.4 | 145 km | 372 km |
| Jan 11, 2001 | 15 km E of Tottori, Japan | M5.3 | 149 km | 33 km |
| Sep 16, 2002 | 24 km SW of Kurayoshi, Japan | M5.3 | 147 km | 10 km |
| Mar 13, 2019 | 22 km ESE of Anan, Japan | M5.2 | 49 km | 37 km |
| Apr 26, 2007 | 15 km ESE of Niihama, Japan | M5.1 | 100 km | 50 km |
| Oct 20, 1991 | 45 km SSW of Tanabe, Japan | M5.1 | 113 km | 41 km |
| Apr 14, 2000 | 10 km SSW of Tanabe, Japan | M5.1 | 92 km | 35 km |
| Jan 16, 1995 | 20 km SW of Akashi, Japan | M5.0 | 55 km | 10 km |
| Jul 5, 2011 | 12 km NNW of Gob?, Japan | M5.0 | 61 km | 16 km |
| Jul 20, 2010 | 8 km WSW of Hashimoto, Japan | M4.9 | 96 km | 66 km |
| Feb 21, 2011 | 12 km NNW of Tanabe, Japan | M4.9 | 83 km | 55 km |
| Aug 22, 1994 | 39 km S of Anan, Japan | M4.9 | 65 km | 38 km |
| Sep 28, 1990 | 24 km NNW of Kariya, Japan | M4.9 | 92 km | 26 km |
| Dec 22, 1994 | 6 km NNW of Takatsuki, Japan | M4.9 | 132 km | 370 km |
| Jun 16, 2022 | 5 km S of Komatsushimach?, Japan | M4.9 | 22 km | 40 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
53 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2023 | Lan | Category 2 | 81 mph | 121 km |
| 2018 | Jebi | Category 3 | 98 mph | 39 km |
| 2018 | Trami | Category 1 | 92 mph | 99 km |
| 2018 | Cimaron | Category 1 | 92 mph | 50 km |
| 2018 | Jongdari | Category 1 | 75 mph | 242 km |
| 2017 | Lan | Category 2 | 104 mph | 263 km |
| 2017 | Noru | Category 1 | 69 mph | 57 km |
| 2016 | Malakas | Category 1 | 86 mph | 176 km |
| 2015 | Nangka | Category 1 | 86 mph | 128 km |
| 2014 | Phanfone | Category 2 | 92 mph | 152 km |
| 2014 | Halong | Category 1 | 81 mph | 169 km |
| 2012 | Jelawat | Category 1 | 92 mph | 175 km |
| 2011 | Roke | Category 4 | 98 mph | 188 km |
| 2011 | Ma-on | Category 1 | 86 mph | 61 km |
| 2009 | Melor | Category 1 | 92 mph | 190 km |
| 2008 | Sinlaku | Category 1 | 75 mph | 153 km |
| 2007 | Usagi | Category 2 | 92 mph | 282 km |
| 2007 | Man-yi | Category 1 | 81 mph | 225 km |
| 2005 | Mawar | Category 2 | 92 mph | 289 km |
| 2004 | Ma-on | Category 4 | 98 mph | 272 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
13 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 | 124 km |
| 1707 | NANKAIDO | Earthquake | 25.7 m | 5,000 | 108 km |
| 1605 | NANKAIDO | Earthquake | 10.0 m | 5,000 | 132 km |
| 1711 | SEIONAIKAI, JAPAN | Earthquake | 2.0 m | 1,000 | 50 km |
| 1510 | OSAKA BAY | Earthquake | 2.0 m | - | 97 km |
| 1808 | E. AWA, TOKUSHIMA PREFECTURE | Earthquake | 1.5 m | - | 38 km |
| 1995 | KOBE, JAPAN | Earthquake | 0.3 m | 6,434 | 72 km |
| 1791 | OASAKA BAY | Earthquake | - | - | 92 km |
| 1498 | NANKAIDO | Earthquake | - | - | 96 km |
| 1361 | NANKAIDO | Earthquake | - | 660 | 135 km |
| 1331 | OFF TANABE, WAKAYAMA PREFECTURE | Earthquake | - | - | 81 km |
| 887 | NANKAIDO | Earthquake | - | - | 147 km |
| 745 | OSAKA BAY, JAPAN | Earthquake | - | - | 89 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 1.9 in | Coldest |
| February | 43°F (6°C) | 2.3 in | |
| March | 49°F (9°C) | 3.5 in | |
| April | 59°F (15°C) | 5.6 in | |
| May | 66°F (19°C) | 5.8 in | |
| June | 73°F (23°C) | 9.3 in | |
| July | 80°F (27°C) | 6.7 in | |
| August | 82°F (28°C) | 6.5 in | Warmest |
| September | 75°F (24°C) | 11.3 in | Wettest |
| October | 65°F (19°C) | 5.5 in | |
| November | 56°F (13°C) | 3.7 in | |
| December | 47°F (8°C) | 1.5 in | Driest |
Yakami has a seasonal temperature swing of 39°F / from 43°F in January to 82°F in August. Total annual precipitation is 63.7 inches, with September being the wettest month (11.3") and December the driest (1.5").