Koja Besar, Indonesia

Full City Profile

46 ft Elevation 14 meters

78°F Avg Temperature 25°C

Koja Besar has a warm climate with an average annual temperature of 78°F (26°C). Winters average 77°F in January while summers reach 77°F in July. The area gets 351 sunny days per year. Annual precipitation totals 57.9 inches. The area receives 0.0 inches of snow annually.

Temperature

77°F Jan (25°C) 77°F Jul (25°C)

Annual Average	77.8°F
	44% above US avg
January Average	77°F (25°C)
July Average	77°F (25°C)
Sunny Days	351 days/yr

Geography

Elevation	46 ft (14 m)
Area	2,181.0 sq mi (5,648.8 km²)
Population Density	0/sq mi
Coordinates	-8.4882°N, 122.3951°W
Timezone	Asia/Makassar

Precipitation & Snow

Annual Rainfall 57.9"

52% above US avg

Snowfall 0.0"

Air Quality

Earthquake History

692 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.8. Most recent: M4.2 on Jul 17, 2025.

Dec 12, 1992	37 km WNW of Maumere, Indonesia	M7.8	55 km
Feb 27, 2015	150 km NNE of Maumere, Indonesia	M7.0	133 km
Jun 7, 1991	160 km NNE of Maumere, Indonesia	M6.9	144 km
Apr 23, 2004	105 km WNW of Naisano Dua, Indonesia	M6.7	109 km
Nov 8, 1998	41 km SW of Ende, Indonesia	M6.4	129 km
Jan 17, 1997	81 km NNW of Naisano Dua, Indonesia	M6.2	134 km
Sep 4, 1993	110 km SSE of Maumere, Indonesia	M6.2	121 km
Oct 23, 1992	101 km SSE of Maumere, Indonesia	M6.2	111 km
Dec 12, 1992	33 km WNW of Maumere, Indonesia	M6.1	52 km
Jan 15, 2006	97 km NNE of Maumere, Indonesia	M6.1	77 km
Aug 23, 2016	149 km N of Maumere, Indonesia	M6.0	134 km
Mar 2, 1993	37 km NNE of Maumere, Indonesia	M5.9	24 km
Jul 18, 1991	74 km NW of Maumere, Indonesia	M5.8	81 km
Aug 23, 2016	159 km NNE of Maumere, Indonesia	M5.8	143 km
Dec 7, 1998	59 km NNW of Ende, Indonesia	M5.8	105 km
Jan 20, 1993	66 km NNW of Ende, Indonesia	M5.8	114 km
Dec 12, 1992	25 km WNW of Maumere, Indonesia	M5.7	43 km
Jul 15, 1992	25 km WNW of Ende, Indonesia	M5.7	110 km
Mar 24, 2024	85 km SE of Ende, Indonesia	M5.7	106 km
Aug 26, 1995	63 km NNW of Ende, Indonesia	M5.7	96 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

4 tsunamis recorded within 500 km. Highest wave on record: 26.2 m (86 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1992	FLORES SEA	Eruption + Earthquake	26.2 m	2,500	55 km
1928	FLORES SEA	Explosion	10.0 m	226	78 km
1979	LOMBLEN ISLAND [LEMBATA]	Meteorological	9.0 m	1,239	122 km
2021	FLORES SEA	Earthquake	0.6 m	—	101 km

Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

12 volcanoes within 200 km. Closest: Ilimuda (40 km).

Name	Type	Elevation	Last Eruption	Distance
Ilimuda	Stratovolcano	881 m (2,890 ft)	Unknown	40 km
Lewotobi	Stratovolcano(es)	1,703 m (5,587 ft)	2003	42 km
Leroboleng	Complex	1,095 m (3,593 ft)	2003	50 km
Kelimutu	Complex	1,639 m (5,377 ft)	1968	71 km
Paluweh	Stratovolcano	875 m (2,871 ft)	2013	78 km
Iya	Stratovolcano	618 m (2,028 ft)	1969	94 km
Iliboleng	Stratovolcano	1,659 m (5,443 ft)	1993	96 km
Ililabalekan	Stratovolcano	1,018 m (3,340 ft)	Unknown	109 km
Iliwerung	Complex	1,018 m (3,340 ft)	2013	129 km
Inielika	Complex	1,559 m (5,115 ft)	2001	158 km
Inierie	Stratovolcano	2,245 m (7,365 ft)	-8050	165 km
Sirung	Complex	862 m (2,828 ft)	2015	191 km

Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

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