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Weather & Climate in Kuala Baru, Indonesia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Kuala Baru has a warm climate with an average annual temperature of 77°F (25°C). Winters average 80°F in January while summers reach 77°F in July / relatively mild seasonal variation. The area gets 322 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 168.3 inches (wetter than the 38-inch national average). The city sits at an elevation of 13 feet.
Temperature
80°F Jan (27°C)
77°F Jul (25°C)
| Annual Average | 77.1°F |
| 43% above US avg | |
| January Average | 80°F (27°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 322 days/yr |
Geography
| Elevation | 13 ft (4 m) |
| Area | 54.7 sq mi (141.6 km²) |
| Population Density | 0/sq mi |
| Coordinates | 2.2473°N, 97.7870°W |
| Timezone | Asia/Jakarta |
Precipitation & Snow
Air Quality
Earthquake History
1,617 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M8.6.
| Mar 28, 2005 | 78 km WSW of Singkil, Indonesia | M8.6 | 78 km | 30 km |
| Apr 6, 2010 | 75 km E of Sinabang, Indonesia | M7.8 | 84 km | 31 km |
| May 19, 2005 | 89 km WSW of Singkil, Indonesia | M6.9 | 88 km | 30 km |
| Jul 5, 2005 | 94 km WSW of Singkil, Indonesia | M6.7 | 92 km | 21 km |
| Sep 5, 2011 | 68 km WSW of Kabanjahe, Indonesia | M6.7 | 81 km | 91 km |
| Apr 16, 2005 | 54 km SSW of Singkil, Indonesia | M6.4 | 50 km | 31 km |
| Oct 10, 1996 | 62 km WSW of Binjai, Indonesia | M6.3 | 134 km | 33 km |
| Jul 27, 2006 | 96 km SW of Singkil, Indonesia | M6.3 | 93 km | 20 km |
| Apr 3, 2005 | 33 km SSE of Singkil, Indonesia | M6.3 | 30 km | 36 km |
| Apr 25, 2006 | 87 km SE of Sinabang, Indonesia | M6.3 | 92 km | 21 km |
| Jan 22, 2008 | 146 km SSW of Singkil, Indonesia | M6.2 | 143 km | 20 km |
| Apr 28, 2005 | 60 km SE of Sinabang, Indonesia | M6.2 | 111 km | 22 km |
| Jan 20, 1993 | 95 km W of Kabanjahe, Indonesia | M6.2 | 101 km | 68 km |
| Jan 15, 2023 | 40 km SE of Singkil, Indonesia | M6.1 | 38 km | 37 km |
| Mar 28, 2005 | 136 km SW of Sibolga, Indonesia | M6.1 | 148 km | 36 km |
| Apr 11, 2005 | 54 km SE of Sinabang, Indonesia | M6.1 | 115 km | 24 km |
| Jan 26, 2011 | 58 km ESE of Sinabang, Indonesia | M6.1 | 107 km | 23 km |
| Jun 23, 2012 | 66 km W of Kabanjahe, Indonesia | M6.1 | 86 km | 95 km |
| Jun 8, 2005 | 51 km SE of Sinabang, Indonesia | M6.1 | 118 km | 24 km |
| Dec 1, 2013 | 69 km SE of Sinabang, Indonesia | M6.0 | 109 km | 20 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 4.2 m (14 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2005 | INDONESIA | Earthquake | 4.2 m | 1,319 | 78 km |
| 2010 | SUMATRA | Earthquake | 0.4 m | — | 84 km |
| 1861 | SW. SUMATRA | Earthquake | — | — | 142 km |
| 1861 | SW. SUMATRA | Earthquake | — | — | 142 km |
| 1843 | SW. SUMATRA | Earthquake | — | — | 86 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
5 volcanoes within 200 km. Closest: Toba (122 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Toba | Caldera | 2,157 m (7,077 ft) | Unknown | 122 km |
| Sinabung | Stratovolcano | 2,460 m (8,071 ft) | 2019 | 123 km |
| Singkut | Caldera(s) | 2,181 m (7,156 ft) | 1881 | 137 km |
| Lubukraya | Stratovolcano | 1,862 m (6,109 ft) | Unknown | 180 km |
| Sibualbuali | Stratovolcano | 1,819 m (5,968 ft) | Unknown | 180 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 80°F (27°C) | 9.9 in | Warmest |
| February | 77°F (25°C) | 8.4 in | |
| March | 78°F (25°C) | 11.4 in | |
| April | 78°F (26°C) | 13.6 in | |
| May | 78°F (26°C) | 10.3 in | |
| June | 78°F (25°C) | 7.1 in | Driest |
| July | 77°F (25°C) | 7.5 in | |
| August | 77°F (25°C) | 10.2 in | |
| September | 77°F (25°C) | 10.9 in | |
| October | 76°F (25°C) | 14.9 in | Coldest, Wettest |
| November | 76°F (25°C) | 14.8 in | |
| December | 76°F (25°C) | 12.2 in |
Kuala Baru has a seasonal temperature swing of 4°F / from 76°F in October to 80°F in January. Total annual precipitation is 131.2 inches, with October being the wettest month (14.9") and June the driest (7.1").