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Weather & Climate in Mega, Indonesia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mega has a warm climate with an average annual temperature of 78°F (25°C). Winters average 80°F in January while summers reach 77°F in July / relatively mild seasonal variation. The area gets 335 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 92.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 30 feet.
Temperature
80°F Jan (27°C)
77°F Jul (25°C)
| Annual Average | 77.8°F |
| 44% above US avg | |
| January Average | 80°F (27°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 335 days/yr |
Geography
| Elevation | 30 ft (9 m) |
| Area | 217.3 sq mi (562.9 km²) |
| Population Density | 0/sq mi |
| Coordinates | -0.6639°N, 131.9049°W |
| Timezone | Asia/Jayapura |
Precipitation & Snow
Air Quality
Earthquake History
397 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.7.
| Jan 3, 2009 | 140 km WNW of Manokwari, Indonesia | M7.7 | 113 km | 17 km |
| Sep 24, 2015 | 28 km N of Sorong, Indonesia | M6.6 | 72 km | 18 km |
| Sep 11, 2001 | 108 km WNW of Manokwari, Indonesia | M6.5 | 137 km | 33 km |
| Jul 28, 2004 | 117 km WNW of Manokwari, Indonesia | M6.5 | 134 km | 13 km |
| Mar 14, 2003 | 133 km WNW of Manokwari, Indonesia | M6.3 | 120 km | 33 km |
| Aug 2, 2009 | 136 km WNW of Manokwari, Indonesia | M6.1 | 114 km | 20 km |
| Jan 4, 2009 | 154 km WNW of Manokwari, Indonesia | M5.9 | 99 km | 35 km |
| Jan 4, 2009 | 99 km WNW of Manokwari, Indonesia | M5.7 | 143 km | 32 km |
| Feb 10, 2012 | 164 km WNW of Manokwari, Indonesia | M5.7 | 95 km | 15 km |
| May 31, 2012 | 98 km W of Manokwari, Indonesia | M5.6 | 144 km | 53 km |
| Jan 3, 2009 | 144 km WNW of Manokwari, Indonesia | M5.6 | 115 km | 29 km |
| Jan 16, 2004 | 106 km ENE of Sorong, Indonesia | M5.6 | 36 km | 36 km |
| Jul 26, 2025 | 61 km NNE of Sorong, Indonesia | M5.6 | 51 km | 10 km |
| Feb 21, 2009 | 163 km WNW of Manokwari, Indonesia | M5.5 | 90 km | 45 km |
| Jul 28, 2004 | 126 km WNW of Manokwari, Indonesia | M5.5 | 134 km | 10 km |
| Oct 4, 2009 | 128 km WNW of Manokwari, Indonesia | M5.5 | 121 km | 46 km |
| Feb 6, 1998 | 128 km WNW of Manokwari, Indonesia | M5.5 | 119 km | 27 km |
| Jan 8, 2009 | 135 km WNW of Manokwari, Indonesia | M5.5 | 118 km | 18 km |
| Jan 17, 1998 | 133 km ENE of Sorong, Indonesia | M5.4 | 59 km | 33 km |
| Jul 10, 1997 | 136 km WSW of Manokwari, Indonesia | M5.4 | 122 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 0.4 m (1 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2009 | NEAR NORTH COAST | Earthquake | 0.4 m | 5 | 113 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 80°F (27°C) | 9.6 in | Warmest |
| February | 78°F (26°C) | 9.3 in | |
| March | 78°F (26°C) | 9.7 in | |
| April | 78°F (26°C) | 11.2 in | |
| May | 78°F (26°C) | 14.2 in | Wettest |
| June | 77°F (25°C) | 13.9 in | |
| July | 77°F (25°C) | 12.6 in | Coldest |
| August | 77°F (25°C) | 11.9 in | |
| September | 77°F (25°C) | 10.4 in | |
| October | 78°F (26°C) | 8.7 in | |
| November | 79°F (26°C) | 8.0 in | Driest |
| December | 78°F (26°C) | 9.2 in |
Mega has a seasonal temperature swing of 3°F / from 77°F in July to 80°F in January. Total annual precipitation is 128.7 inches, with May being the wettest month (14.2") and November the driest (8.0").