Riangkoli, Indonesia

Full City Profile

82 ft Elevation 25 meters

82°F Avg Temperature 28°C

Riangkoli has a warm climate with an average annual temperature of 82°F (28°C). Winters average 81°F in January while summers reach 81°F in July. The area gets 357 sunny days per year. Annual precipitation totals 35.1 inches. The area receives 0.0 inches of snow annually.

Temperature

81°F Jan (27°C) 81°F Jul (27°C)

Annual Average	81.5°F
	51% above US avg
January Average	81°F (27°C)
July Average	81°F (27°C)
Sunny Days	357 days/yr

Geography

Elevation	82 ft (25 m)
Area	1,786.7 sq mi (4,627.5 km²)
Population Density	0/sq mi
Coordinates	-8.1884°N, 122.9301°W
Timezone	Asia/Makassar

Precipitation & Snow

Annual Rainfall 35.1"

8% below US avg

Snowfall 0.0"

Air Quality

Earthquake History

863 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.9. Most recent: M4.7 on Aug 8, 2025.

Jun 17, 1996	169 km NNE of Maumere, Indonesia	M7.9	123 km
Dec 12, 1992	37 km WNW of Maumere, Indonesia	M7.8	118 km
Feb 27, 2015	150 km NNE of Maumere, Indonesia	M7.0	108 km
Aug 28, 2009	211 km NE of Maumere, Indonesia	M6.9	128 km
Jun 7, 1991	160 km NNE of Maumere, Indonesia	M6.9	118 km
Oct 24, 2017	181 km NNE of Maumere, Indonesia	M6.7	109 km
Apr 23, 2004	105 km WNW of Naisano Dua, Indonesia	M6.7	131 km
Aug 7, 2000	217 km NE of Maumere, Indonesia	M6.5	138 km
Oct 23, 1992	101 km SSE of Maumere, Indonesia	M6.2	148 km
Jan 17, 1997	81 km NNW of Naisano Dua, Indonesia	M6.2	104 km
Dec 12, 1992	33 km WNW of Maumere, Indonesia	M6.1	116 km
Jan 15, 2006	97 km NNE of Maumere, Indonesia	M6.1	55 km
Aug 23, 2016	149 km N of Maumere, Indonesia	M6.0	114 km
Aug 22, 1996	202 km NE of Maumere, Indonesia	M6.0	124 km
Mar 2, 1993	37 km NNE of Maumere, Indonesia	M5.9	70 km
Jul 18, 1991	74 km NW of Maumere, Indonesia	M5.8	129 km
Aug 23, 2016	159 km NNE of Maumere, Indonesia	M5.8	117 km
Sep 18, 1995	74 km WNW of Pante Makasar, Timor Leste	M5.7	122 km
Dec 12, 1992	25 km WNW of Maumere, Indonesia	M5.7	109 km
May 19, 1993	38 km NW of Maumere, Indonesia	M5.6	105 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

5 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	118 km
1928	FLORES SEA	Explosion	10.0 m	226	135 km
1979	LOMBLEN ISLAND [LEMBATA]	Meteorological	9.0 m	1,239	78 km
2021	FLORES SEA	Earthquake	0.6 m	—	104 km
1891	TIMOR SEA	Earthquake	—	—	148 km

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

Nearby Volcanoes

10 volcanoes within 200 km. Closest: Leroboleng (22 km).

Name	Type	Elevation	Last Eruption	Distance
Leroboleng	Complex	1,095 m (3,593 ft)	2003	22 km
Ilimuda	Stratovolcano	881 m (2,890 ft)	Unknown	37 km
Iliboleng	Stratovolcano	1,659 m (5,443 ft)	1993	40 km
Lewotobi	Stratovolcano(es)	1,703 m (5,587 ft)	2003	43 km
Ililabalekan	Stratovolcano	1,018 m (3,340 ft)	Unknown	64 km
Iliwerung	Complex	1,018 m (3,340 ft)	2013	80 km
Paluweh	Stratovolcano	875 m (2,871 ft)	2013	135 km
Sirung	Complex	862 m (2,828 ft)	2015	137 km
Kelimutu	Complex	1,639 m (5,377 ft)	1968	138 km
Iya	Stratovolcano	618 m (2,028 ft)	1969	162 km

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

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