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Weather & Climate in Merdey, Indonesia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Merdey has a warm climate with an average annual temperature of 78°F (26°C). Winters average 71°F in January while summers reach 78°F in July / relatively mild seasonal variation. The area gets 308 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 163.6 inches (wetter than the 38-inch national average). The city sits at an elevation of 381 feet.
Temperature
71°F Jan (22°C)
78°F Jul (25°C)
| Annual Average | 78.3°F |
| 45% above US avg | |
| January Average | 71°F (22°C) |
| July Average | 78°F (25°C) |
| Sunny Days | 308 days/yr |
Geography
| Elevation | 381 ft (116 m) |
| Area | 1,278.7 sq mi (3,311.9 km²) |
| Population Density | 0/sq mi |
| Coordinates | -1.5903°N, 133.2946°W |
| Timezone | Asia/Jayapura |
Precipitation & Snow
Air Quality
Earthquake History
752 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 | 139 km | 17 km |
| Oct 10, 2002 | 102 km SSE of Manokwari, Indonesia | M7.6 | 113 km | 10 km |
| Jan 3, 2009 | 86 km WNW of Manokwari, Indonesia | M7.4 | 100 km | 23 km |
| Oct 10, 2002 | 72 km S of Manokwari, Indonesia | M6.7 | 76 km | 10 km |
| Apr 21, 2012 | 86 km SSE of Manokwari, Indonesia | M6.7 | 109 km | 16 km |
| Jul 28, 2004 | 117 km WNW of Manokwari, Indonesia | M6.5 | 130 km | 13 km |
| Sep 11, 2001 | 108 km WNW of Manokwari, Indonesia | M6.5 | 114 km | 33 km |
| Sep 20, 2002 | 92 km SSE of Manokwari, Indonesia | M6.4 | 105 km | 10 km |
| Mar 14, 2003 | 133 km WNW of Manokwari, Indonesia | M6.3 | 137 km | 33 km |
| Jan 29, 2001 | 83 km WNW of Manokwari, Indonesia | M6.2 | 102 km | 33 km |
| Oct 10, 1999 | 126 km S of Manokwari, Indonesia | M6.1 | 118 km | 33 km |
| Aug 2, 2009 | 136 km WNW of Manokwari, Indonesia | M6.1 | 134 km | 20 km |
| Apr 21, 2012 | 86 km S of Manokwari, Indonesia | M6.0 | 100 km | 17 km |
| Mar 1, 2003 | 96 km SSE of Manokwari, Indonesia | M6.0 | 114 km | 28 km |
| Sep 20, 2002 | 97 km S of Manokwari, Indonesia | M6.0 | 82 km | 10 km |
| Oct 10, 2002 | 61 km SSW of Manokwari, Indonesia | M6.0 | 74 km | 10 km |
| Oct 10, 2002 | 68 km S of Manokwari, Indonesia | M6.0 | 92 km | 10 km |
| Jan 6, 2009 | 73 km WNW of Manokwari, Indonesia | M6.0 | 105 km | 16 km |
| Jan 7, 2008 | 9 km NW of Manokwari, Indonesia | M5.9 | 119 km | 12 km |
| Oct 10, 2002 | 69 km S of Manokwari, Indonesia | M5.9 | 95 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
2 tsunamis 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 | 139 km |
| 2009 | NEAR NORTH COAST | Earthquake | — | — | 100 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 71°F (22°C) | 11.7 in | Coldest |
| February | 78°F (26°C) | 11.2 in | |
| March | 79°F (26°C) | 12.3 in | Wettest |
| April | 79°F (26°C) | 12.1 in | |
| May | 79°F (26°C) | 10.2 in | Warmest |
| June | 78°F (26°C) | 9.1 in | |
| July | 78°F (25°C) | 7.6 in | |
| August | 78°F (25°C) | 7.6 in | |
| September | 78°F (26°C) | 7.0 in | Driest |
| October | 79°F (26°C) | 7.3 in | |
| November | 79°F (26°C) | 7.3 in | |
| December | 79°F (26°C) | 10.6 in |
Merdey has a seasonal temperature swing of 8°F / from 71°F in January to 79°F in May. Total annual precipitation is 114.0 inches, with March being the wettest month (12.3") and September the driest (7.0").