Vanimo, Papua New Guinea

Full City Profile

11,204 Population 35/sq mi density

16 ft Elevation 5 meters

77°F Avg Temperature 25°C

Vanimo has a warm climate with an average annual temperature of 77°F (25°C). Winters average 78°F in January while summers reach 76°F in July. The area gets 164 sunny days per year. Annual precipitation totals 95.0 inches. The area receives 0.0 inches of snow annually.

Temperature

78°F Jan (25°C) 76°F Jul (25°C)

Annual Average	77.1°F
	43% above US avg
January Average	78°F (25°C)
July Average	76°F (25°C)
Sunny Days	164 days/yr

Geography

Elevation	16 ft (5 m)
Area	318.1 sq mi (823.9 km²)
Population Density	35/sq mi
Coordinates	-2.6837°N, 141.3020°W
Timezone	Pacific/Port_Moresby

Precipitation & Snow

Annual Rainfall 95.0"

150% above US avg

Snowfall 0.0"

Wettest Month (Jan) 10.16"

Driest Month (Aug) 5.91"

Air Quality

Earthquake History

893 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.0. Most recent: M4.7 on Aug 29, 2025.

Jul 17, 1998	50 km WNW of Aitape, Papua New Guinea	M7.0	76 km
Jan 10, 2002	11 km SE of Aitape, Papua New Guinea	M6.7	138 km
Apr 16, 2013	23 km ESE of Aitape, Papua New Guinea	M6.6	150 km
Oct 31, 1992	40 km N of Vanimo, Papua New Guinea	M6.5	41 km
Oct 31, 1992	42 km N of Vanimo, Papua New Guinea	M6.1	43 km
Apr 18, 1995	59 km NNW of Jayapura, Indonesia	M6.1	117 km
Apr 7, 2010	82 km SSW of Aitape, Papua New Guinea	M6.0	139 km
Sep 17, 2016	52 km NNW of Jayapura, Indonesia	M6.0	105 km
Sep 24, 2016	65 km NNW of Jayapura, Indonesia	M5.9	113 km
Jul 17, 1998	near the north coast of New Guinea, Papua New Guinea	M5.9	119 km
Nov 11, 1992	39 km SE of Vanimo, Papua New Guinea	M5.8	39 km
Jul 22, 2007	41 km ESE of Vanimo, Papua New Guinea	M5.8	42 km
Sep 18, 2016	61 km NNW of Jayapura, Indonesia	M5.8	116 km
Mar 26, 1998	71 km S of Abepura, Indonesia	M5.8	99 km
Jul 22, 2007	48 km ESE of Vanimo, Papua New Guinea	M5.8	48 km
May 11, 1998	37 km WNW of Aitape, Papua New Guinea	M5.7	89 km
Sep 24, 2016	77 km NNW of Jayapura, Indonesia	M5.7	124 km
Jun 13, 2003	74 km SW of Vanimo, Papua New Guinea	M5.7	75 km
Jun 1, 2003	24 km N of Aitape, Papua New Guinea	M5.7	120 km
Jul 26, 2010	127 km S of Vanimo, Papua New Guinea	M5.6	128 km

Source: USGS (M2.5+, 1990–2025)

Tsunami History

2 tsunamis recorded within 500 km. Highest wave on record: 15.0 m (49 ft).

Year	Location	Cause	Max Wave	Deaths	Distance
1998	PAPUA NEW GUINEA	Eruption + Earthquake	15.0 m	1,636	145 km
1935	BISMARCK SEA	Earthquake	—	—	127 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	78°F (25°C)	10.2 in	Warmest, Wettest
February	77°F (25°C)	8.8 in
March	77°F (25°C)	10.0 in
April	77°F (25°C)	9.1 in
May	78°F (25°C)	7.2 in
June	77°F (25°C)	6.6 in
July	76°F (25°C)	6.5 in	Coldest
August	76°F (25°C)	5.9 in	Driest
September	77°F (25°C)	6.1 in
October	77°F (25°C)	8.0 in
November	78°F (25°C)	7.6 in
December	77°F (25°C)	9.1 in

Vanimo has a seasonal temperature swing of 2°F / from 76°F in July to 78°F in January. Total annual precipitation is 95.0 inches, with January being the wettest month (10.2") and August the driest (5.9").

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