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Weather & Climate in Vanimo, Papua New Guinea
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
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 / relatively mild seasonal variation. The area gets 164 sunny days per year, below the national average of 205. Annual precipitation totals 95.0 inches (wetter than the 38-inch national average). The city sits at an elevation of 16 feet.
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
Air Quality
Earthquake History
893 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.0.
| Jul 17, 1998 | 50 km WNW of Aitape, Papua New Guinea | M7.0 | 76 km | 10 km |
| Jan 10, 2002 | 11 km SE of Aitape, Papua New Guinea | M6.7 | 138 km | 11 km |
| Apr 16, 2013 | 23 km ESE of Aitape, Papua New Guinea | M6.6 | 150 km | 13 km |
| Oct 31, 1992 | 40 km N of Vanimo, Papua New Guinea | M6.5 | 41 km | 6 km |
| Oct 31, 1992 | 42 km N of Vanimo, Papua New Guinea | M6.1 | 43 km | 29 km |
| Apr 18, 1995 | 59 km NNW of Jayapura, Indonesia | M6.1 | 117 km | 20 km |
| Apr 7, 2010 | 82 km SSW of Aitape, Papua New Guinea | M6.0 | 139 km | 23 km |
| Sep 17, 2016 | 52 km NNW of Jayapura, Indonesia | M6.0 | 105 km | 9 km |
| Sep 24, 2016 | 65 km NNW of Jayapura, Indonesia | M5.9 | 113 km | 8 km |
| Jul 17, 1998 | near the north coast of New Guinea, Papua New Guinea | M5.9 | 119 km | 10 km |
| Nov 11, 1992 | 39 km SE of Vanimo, Papua New Guinea | M5.8 | 39 km | 34 km |
| Jul 22, 2007 | 41 km ESE of Vanimo, Papua New Guinea | M5.8 | 42 km | 10 km |
| Sep 18, 2016 | 61 km NNW of Jayapura, Indonesia | M5.8 | 116 km | 10 km |
| Mar 26, 1998 | 71 km S of Abepura, Indonesia | M5.8 | 99 km | 10 km |
| Jul 22, 2007 | 48 km ESE of Vanimo, Papua New Guinea | M5.8 | 48 km | 10 km |
| May 11, 1998 | 37 km WNW of Aitape, Papua New Guinea | M5.7 | 89 km | 34 km |
| Sep 24, 2016 | 77 km NNW of Jayapura, Indonesia | M5.7 | 124 km | 14 km |
| Jun 13, 2003 | 74 km SW of Vanimo, Papua New Guinea | M5.7 | 75 km | 10 km |
| Jun 1, 2003 | 24 km N of Aitape, Papua New Guinea | M5.7 | 120 km | 33 km |
| Jul 26, 2010 | 127 km S of Vanimo, Papua New Guinea | M5.6 | 128 km | 35 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
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.
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").