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Weather & Climate in Mamuju, Indonesia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mamuju has a warm climate with an average annual temperature of 76°F (25°C). Winters average 76°F in January while summers reach 76°F in July / relatively mild seasonal variation. The area gets 162 sunny days per year, below the national average of 205. Annual precipitation totals 96.0 inches (wetter than the 38-inch national average). The city sits at an elevation of 26 feet.
Temperature
76°F Jan (24°C)
76°F Jul (24°C)
| Annual Average | 76.4°F |
| 41% above US avg | |
| January Average | 76°F (24°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 162 days/yr |
Geography
| Elevation | 26 ft (8 m) |
| Area | 1,913.0 sq mi (4,954.6 km²) |
| Population Density | 8/sq mi |
| Coordinates | -2.6806°N, 118.8861°W |
| Timezone | Asia/Makassar |
Precipitation & Snow
Air Quality
Earthquake History
80 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.2.
| Jan 14, 2021 | 32 km S of Mamuju, Indonesia | M6.2 | 32 km | 18 km |
| Feb 5, 2008 | 100 km W of Majene, Indonesia | M5.9 | 130 km | 13 km |
| Jun 8, 2022 | 39 km WSW of Mamuju, Indonesia | M5.8 | 40 km | 24 km |
| Jan 14, 2021 | 33 km S of Mamuju, Indonesia | M5.7 | 33 km | 18 km |
| Feb 8, 2015 | 60 km ENE of Mamuju, Indonesia | M5.6 | 60 km | 37 km |
| Jun 16, 2010 | 84 km SW of Palu, Indonesia | M5.4 | 145 km | 55 km |
| Dec 7, 1994 | 7 km WNW of Rantepao, Indonesia | M5.3 | 109 km | 28 km |
| Jul 21, 2021 | 56 km W of Rantepao, Indonesia | M5.2 | 62 km | 13 km |
| May 9, 1990 | 25 km NW of Rantepao, Indonesia | M5.2 | 95 km | 33 km |
| Jan 14, 2021 | 37 km S of Mamuju, Indonesia | M5.2 | 38 km | 10 km |
| May 9, 2010 | 85 km SW of Palu, Indonesia | M5.0 | 147 km | 35 km |
| Mar 1, 2010 | 49 km WNW of Majene, Indonesia | M4.9 | 94 km | 43 km |
| Jan 15, 2021 | 28 km SSE of Mamuju, Indonesia | M4.9 | 29 km | 10 km |
| Dec 22, 2012 | 32 km N of Rantepao, Indonesia | M4.9 | 118 km | 45 km |
| Feb 3, 2021 | 36 km S of Mamuju, Indonesia | M4.9 | 36 km | 10 km |
| Sep 2, 1991 | 101 km N of Rantepao, Indonesia | M4.9 | 125 km | 49 km |
| Sep 29, 2013 | 58 km NE of Mamuju, Indonesia | M4.8 | 58 km | 42 km |
| Mar 20, 1998 | 91 km SSW of Palu, Indonesia | M4.8 | 134 km | 46 km |
| Feb 17, 1998 | 93 km NNW of Mamuju, Indonesia | M4.8 | 94 km | 33 km |
| Sep 28, 1990 | 17 km NE of Mamuju, Indonesia | M4.8 | 18 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 4.0 m (13 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1969 | MAKASSAR STRAIT | Earthquake | 4.0 m | 664 | 58 km |
| 1967 | MAKASSAR STRAIT | Earthquake | — | 71 | 122 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (24°C) | 11.2 in | Coldest, Wettest |
| February | 76°F (24°C) | 6.3 in | |
| March | 76°F (25°C) | 8.1 in | |
| April | 77°F (25°C) | 9.4 in | |
| May | 77°F (25°C) | 10.2 in | |
| June | 76°F (25°C) | 8.7 in | |
| July | 76°F (24°C) | 5.3 in | |
| August | 77°F (25°C) | 6.5 in | |
| September | 77°F (25°C) | 4.7 in | Driest |
| October | 78°F (25°C) | 7.2 in | Warmest |
| November | 77°F (25°C) | 9.8 in | |
| December | 76°F (24°C) | 8.7 in |
Mamuju has a seasonal temperature swing of 2°F / from 76°F in January to 78°F in October. Total annual precipitation is 96.0 inches, with January being the wettest month (11.2") and September the driest (4.7").