All Countries
Weather & Climate in Siwa, Indonesia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Siwa has a warm climate with an average annual temperature of 79°F (26°C). Winters average 81°F in January while summers reach 78°F in July / relatively mild seasonal variation. The area gets 350 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 97.6 inches (wetter than the 38-inch national average). The city sits at an elevation of 33 feet.
Temperature
81°F Jan (27°C)
78°F Jul (26°C)
| Annual Average | 79.3°F |
| 47% above US avg | |
| January Average | 81°F (27°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 350 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 1,110.4 sq mi (2,876.0 km²) |
| Population Density | 0/sq mi |
| Coordinates | -3.6999°N, 120.4156°W |
| Timezone | Asia/Makassar |
Precipitation & Snow
Air Quality
Earthquake History
62 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.9.
| Sep 28, 1997 | 28 km NNE of Parepare, Indonesia | M5.9 | 77 km | 33 km |
| Jul 11, 2011 | 91 km W of Kendari, Indonesia | M5.5 | 147 km | 35 km |
| Apr 8, 1993 | 26 km WNW of Watampone, Indonesia | M5.4 | 85 km | 31 km |
| Dec 7, 1994 | 7 km WNW of Rantepao, Indonesia | M5.3 | 106 km | 28 km |
| May 9, 1990 | 25 km NW of Rantepao, Indonesia | M5.2 | 125 km | 33 km |
| Jul 21, 2021 | 56 km W of Rantepao, Indonesia | M5.2 | 143 km | 13 km |
| Jul 11, 2011 | 94 km WSW of Kendari, Indonesia | M5.2 | 149 km | 38 km |
| Jun 9, 1993 | 42 km W of Watampone, Indonesia | M5.0 | 108 km | 60 km |
| Dec 22, 2012 | 32 km N of Rantepao, Indonesia | M4.9 | 125 km | 45 km |
| Jun 9, 1993 | 23 km WNW of Watampone, Indonesia | M4.8 | 94 km | 33 km |
| Oct 17, 1997 | 16 km N of Parepare, Indonesia | M4.8 | 89 km | 28 km |
| Apr 6, 1992 | 118 km NE of Watampone, Indonesia | M4.7 | 84 km | 33 km |
| Apr 26, 1993 | 26 km WNW of Watampone, Indonesia | M4.7 | 88 km | 33 km |
| Jan 16, 1994 | 67 km ESE of Palopo, Indonesia | M4.6 | 75 km | 33 km |
| Nov 7, 2009 | 25 km N of Rantepao, Indonesia | M4.6 | 124 km | 10 km |
| Feb 17, 2019 | 122 km ENE of Watampone, Indonesia | M4.6 | 114 km | 10 km |
| Jan 19, 2007 | 13 km N of Rantepao, Indonesia | M4.6 | 112 km | 30 km |
| Jan 17, 2016 | 39 km SSE of Majene, Indonesia | M4.6 | 144 km | 27 km |
| Nov 29, 1995 | 35 km NNW of Rantepao, Indonesia | M4.5 | 133 km | 33 km |
| Apr 11, 2014 | 33 km SSW of Polewali, Indonesia | M4.5 | 130 km | 39 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1967 | MAKASSAR STRAIT | Earthquake | — | 71 | 124 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 81°F (27°C) | 8.3 in | Warmest |
| February | 80°F (27°C) | 7.8 in | |
| March | 80°F (27°C) | 8.5 in | |
| April | 80°F (27°C) | 11.2 in | |
| May | 80°F (27°C) | 11.7 in | Wettest |
| June | 80°F (26°C) | 9.3 in | |
| July | 78°F (26°C) | 7.5 in | Coldest |
| August | 80°F (26°C) | 5.2 in | |
| September | 81°F (27°C) | 4.4 in | Driest |
| October | 81°F (27°C) | 4.5 in | |
| November | 81°F (27°C) | 6.2 in | |
| December | 80°F (27°C) | 8.9 in |
Siwa has a seasonal temperature swing of 4°F / from 78°F in July to 81°F in January. Total annual precipitation is 93.5 inches, with May being the wettest month (11.7") and September the driest (4.4").