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Weather & Climate in Arso, Indonesia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Arso 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 / relatively mild seasonal variation. The area gets 279 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 177.8 inches (wetter than the 38-inch national average). The city sits at an elevation of 148 feet.
Temperature
77°F Jan (25°C)
77°F Jul (25°C)
| Annual Average | 78.3°F |
| 45% above US avg | |
| January Average | 77°F (25°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 279 days/yr |
Geography
| Elevation | 148 ft (45 m) |
| Area | 451.1 sq mi (1,168.3 km²) |
| Population Density | 0/sq mi |
| Coordinates | -2.9028°N, 140.7657°W |
| Timezone | Asia/Jayapura |
Precipitation & Snow
Air Quality
Earthquake History
1,235 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 | 129 km | 10 km |
| Oct 31, 1992 | 40 km N of Vanimo, Papua New Guinea | M6.5 | 85 km | 6 km |
| Dec 19, 1995 | 130 km SSW of Abepura, Indonesia | M6.5 | 107 km | 63 km |
| Oct 17, 2002 | 119 km SSW of Abepura, Indonesia | M6.3 | 98 km | 33 km |
| Dec 18, 1999 | 108 km W of Abepura, Indonesia | M6.2 | 132 km | 16 km |
| Apr 11, 2004 | 139 km SSW of Abepura, Indonesia | M6.2 | 119 km | 20 km |
| Oct 31, 1992 | 42 km N of Vanimo, Papua New Guinea | M6.1 | 87 km | 29 km |
| Apr 18, 1995 | 59 km NNW of Jayapura, Indonesia | M6.1 | 100 km | 20 km |
| Mar 20, 2012 | 140 km SSW of Abepura, Indonesia | M6.1 | 115 km | 66 km |
| Jan 17, 2007 | 119 km SW of Abepura, Indonesia | M6.0 | 114 km | 101 km |
| Oct 19, 2002 | 123 km SSW of Abepura, Indonesia | M6.0 | 99 km | 33 km |
| Sep 17, 2016 | 52 km NNW of Jayapura, Indonesia | M6.0 | 94 km | 9 km |
| Mar 28, 2009 | 127 km WSW of Abepura, Indonesia | M6.0 | 136 km | 93 km |
| Oct 15, 2009 | 131 km WSW of Abepura, Indonesia | M6.0 | 137 km | 106 km |
| Aug 8, 2005 | 142 km SSW of Abepura, Indonesia | M5.9 | 120 km | 10 km |
| Sep 24, 2016 | 65 km NNW of Jayapura, Indonesia | M5.9 | 107 km | 8 km |
| May 30, 2006 | 142 km SSW of Abepura, Indonesia | M5.9 | 122 km | 12 km |
| Feb 3, 2004 | 128 km SSW of Abepura, Indonesia | M5.9 | 101 km | 46 km |
| Dec 15, 1994 | 114 km SW of Abepura, Indonesia | M5.8 | 110 km | 114 km |
| Nov 11, 1992 | 39 km SE of Vanimo, Papua New Guinea | M5.8 | 88 km | 34 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
2 tsunamis recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1935 | BISMARCK SEA | Earthquake | — | — | 125 km |
| 1900 | BISMARCK SEA | Earthquake | — | 5 | 149 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 77°F (25°C) | 10.9 in | Wettest |
| February | 79°F (26°C) | 9.1 in | |
| March | 79°F (26°C) | 10.6 in | |
| April | 79°F (26°C) | 8.9 in | |
| May | 79°F (26°C) | 6.5 in | |
| June | 78°F (25°C) | 5.7 in | |
| July | 77°F (25°C) | 5.5 in | Coldest |
| August | 77°F (25°C) | 5.4 in | Driest |
| September | 78°F (26°C) | 5.4 in | |
| October | 79°F (26°C) | 7.0 in | |
| November | 79°F (26°C) | 7.2 in | Warmest |
| December | 79°F (26°C) | 9.0 in |
Arso has a seasonal temperature swing of 2°F / from 77°F in July to 79°F in November. Total annual precipitation is 91.2 inches, with January being the wettest month (10.9") and August the driest (5.4").