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Weather & Climate in Sinjai, Indonesia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sinjai has a warm climate with an average annual temperature of 80°F (27°C). Winters average 80°F in January while summers reach 79°F in July / relatively mild seasonal variation. The area gets 177 sunny days per year. Annual precipitation totals 92.8 inches (wetter than the 38-inch national average). The city sits at an elevation of 20 feet.
Temperature
80°F Jan (27°C)
79°F Jul (26°C)
| Annual Average | 80.4°F |
| 49% above US avg | |
| January Average | 80°F (27°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 177 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Area | 490.8 sq mi (1,271.1 km²) |
| Population Density | 83/sq mi |
| Coordinates | -5.1241°N, 120.2530°W |
| Timezone | Asia/Makassar |
Precipitation & Snow
Air Quality
Earthquake History
15 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.4.
| Apr 8, 1993 | 26 km WNW of Watampone, Indonesia | M5.4 | 81 km | 31 km |
| Jun 9, 1993 | 42 km W of Watampone, Indonesia | M5.0 | 72 km | 60 km |
| Jun 9, 1993 | 23 km WNW of Watampone, Indonesia | M4.8 | 72 km | 33 km |
| Dec 18, 2012 | 134 km SSE of Sinjai, Indonesia | M4.8 | 135 km | 52 km |
| Apr 26, 1993 | 26 km WNW of Watampone, Indonesia | M4.7 | 78 km | 33 km |
| Apr 14, 2003 | 81 km SE of Galesong, Indonesia | M4.5 | 104 km | 33 km |
| Mar 8, 2021 | 85 km SE of Sinjai, Indonesia | M4.5 | 85 km | 10 km |
| Mar 26, 2020 | 3 km NNE of Sengkang, Indonesia | M4.4 | 116 km | 10 km |
| May 2, 1993 | 35 km SSW of Sengkang, Indonesia | M4.3 | 90 km | 60 km |
| Apr 17, 2025 | 28 km SSE of Sengkang, Indonesia | M4.3 | 85 km | 10 km |
| Apr 12, 2021 | 33 km E of Sinjai, Indonesia | M4.3 | 34 km | 16 km |
| Jan 27, 2024 | 129 km S of Sinjai, Indonesia | M4.2 | 131 km | 10 km |
| Nov 1, 1997 | 23 km SSW of Sengkang, Indonesia | M4.1 | 93 km | 33 km |
| Nov 2, 1997 | 25 km WNW of Watampone, Indonesia | M4.0 | 80 km | 33 km |
| Dec 17, 2012 | 131 km SSE of Sinjai, Indonesia | M4.0 | 132 km | 47 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 80°F (27°C) | 6.0 in | |
| February | 80°F (27°C) | 5.4 in | |
| March | 80°F (27°C) | 6.7 in | |
| April | 81°F (27°C) | 11.9 in | |
| May | 81°F (27°C) | 16.8 in | Wettest |
| June | 80°F (26°C) | 13.9 in | |
| July | 79°F (26°C) | 10.1 in | Coldest |
| August | 80°F (26°C) | 5.4 in | |
| September | 81°F (27°C) | 3.5 in | |
| October | 82°F (28°C) | 3.2 in | Warmest, Driest |
| November | 81°F (27°C) | 4.1 in | |
| December | 80°F (27°C) | 6.1 in |
Sinjai has a seasonal temperature swing of 3°F / from 79°F in July to 82°F in October. Total annual precipitation is 92.8 inches, with May being the wettest month (16.8") and October the driest (3.2").