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Weather & Climate in Sioah, Indonesia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sioah has a warm climate with an average annual temperature of 80°F (27°C). Winters average 79°F in January while summers reach 79°F in July / relatively mild seasonal variation. The area gets 340 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 72.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 430 feet.
Temperature
79°F Jan (26°C)
79°F Jul (26°C)
| Annual Average | 80.2°F |
| 49% above US avg | |
| January Average | 79°F (26°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 340 days/yr |
Geography
| Elevation | 430 ft (131 m) |
| Area | 103.1 sq mi (267.0 km²) |
| Population Density | 0/sq mi |
| Coordinates | -6.2063°N, 106.1107°W |
| Timezone | Asia/Jakarta |
Precipitation & Snow
Air Quality
Earthquake History
594 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.5.
| Aug 8, 2007 | 35 km NNE of Rengasdengklok, Indonesia | M7.5 | 150 km | 280 km |
| Oct 25, 2000 | 29 km SW of Labuan, Indonesia | M6.8 | 65 km | 38 km |
| Jan 14, 2022 | 80 km SW of Labuan, Indonesia | M6.6 | 116 km | 33 km |
| Dec 21, 1999 | 59 km SSW of Labuan, Indonesia | M6.5 | 94 km | 56 km |
| Mar 17, 1997 | 43 km SW of Labuan, Indonesia | M6.4 | 80 km | 33 km |
| Jul 19, 2006 | 51 km WSW of Labuan, Indonesia | M6.1 | 88 km | 45 km |
| Oct 16, 2009 | 69 km WSW of Labuan, Indonesia | M6.1 | 105 km | 38 km |
| Jan 15, 2002 | 69 km W of Labuan, Indonesia | M6.1 | 101 km | 10 km |
| Jan 15, 2005 | 66 km W of Labuan, Indonesia | M6.0 | 101 km | 59 km |
| Jan 23, 2018 | 66 km W of Pelabuhanratu, Indonesia | M5.9 | 100 km | 48 km |
| Apr 6, 1990 | 90 km WSW of Labuan, Indonesia | M5.8 | 127 km | 33 km |
| Aug 2, 1990 | 48 km W of Labuan, Indonesia | M5.8 | 84 km | 48 km |
| Oct 18, 1992 | 47 km SSW of Labuan, Indonesia | M5.8 | 82 km | 37 km |
| Aug 26, 2002 | 43 km SSW of Labuan, Indonesia | M5.8 | 75 km | 63 km |
| Apr 14, 2012 | 63 km SW of Labuan, Indonesia | M5.8 | 99 km | 63 km |
| Mar 12, 2001 | 53 km WSW of Pelabuhanratu, Indonesia | M5.8 | 111 km | 33 km |
| May 16, 1992 | 68 km S of Bandar Lampung, Indonesia | M5.7 | 93 km | 33 km |
| May 24, 1998 | 103 km W of Labuan, Indonesia | M5.6 | 137 km | 53 km |
| Feb 25, 2024 | 79 km WSW of Pelabuhanratu, Indonesia | M5.6 | 128 km | 34 km |
| Jan 8, 2000 | 45 km SSW of Labuan, Indonesia | M5.6 | 79 km | 62 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
6 tsunamis recorded within 500 km. Highest wave on record: 85.0 m (279 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2018 | KRAKATAU | Explosion | 85.0 m | 437 | 77 km |
| 1883 | KRAKATAU | Astronomical | 41.0 m | 36,417 | 77 km |
| 1928 | KRAKATAU | Astronomical | 4.0 m | — | 77 km |
| 1981 | KRAKATAU | Explosion | 2.0 m | — | 77 km |
| 1930 | SOUTH OF JAVA | Earthquake | 1.5 m | — | 112 km |
| 1852 | JAVA | Earthquake | — | — | 75 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
8 volcanoes within 200 km. Closest: Karang (10 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Karang | Stratovolcano | 1,768 m (5,801 ft) | Unknown | 10 km |
| Krakatau | Caldera | 155 m (509 ft) | 2020 | 77 km |
| Perbakti-Gagak | Stratovolcano(es) | 1,699 m (5,574 ft) | 1939 | 89 km |
| Salak | Stratovolcano | 2,211 m (7,254 ft) | 1938 | 89 km |
| Gede-Pangrango | Stratovolcano(es) | 3,008 m (9,869 ft) | 1957 | 113 km |
| Tangkuban Parahu | Stratovolcano | 2,084 m (6,837 ft) | 2019 | 176 km |
| Patuha | Stratovolcano | 2,422 m (7,946 ft) | Unknown | 178 km |
| Hulubelu | Caldera | 849 m (2,785 ft) | Unknown | 194 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).