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Weather & Climate in Kapan, Indonesia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Kapan has a warm climate with an average annual temperature of 78°F (25°C). Winters average 76°F in January while summers reach 75°F in July / relatively mild seasonal variation. The area gets 347 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 40.2 inches. The city sits at an elevation of 3,543 feet.
Temperature
76°F Jan (25°C)
75°F Jul (24°C)
| Annual Average | 77.6°F |
| 44% above US avg | |
| January Average | 76°F (25°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 347 days/yr |
Geography
| Elevation | 3,543 ft (1,080 m) |
| Area | 1,646.4 sq mi (4,264.0 km²) |
| Population Density | 0/sq mi |
| Coordinates | -9.7348°N, 124.2739°W |
| Timezone | Asia/Makassar |
Precipitation & Snow
Air Quality
Earthquake History
804 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.4.
| Dec 5, 1995 | 25 km WNW of Atambua, Indonesia | M6.4 | 90 km | 33 km |
| Jan 17, 1997 | 81 km NNW of Naisano Dua, Indonesia | M6.2 | 123 km | 111 km |
| Jun 15, 2015 | 47 km S of Suai, Timor Leste | M5.8 | 107 km | 20 km |
| Jan 28, 2009 | 38 km NW of Pante Makasar, Timor Leste | M5.7 | 90 km | 66 km |
| Sep 18, 1995 | 74 km WNW of Pante Makasar, Timor Leste | M5.7 | 108 km | 33 km |
| Feb 11, 1992 | 16 km SSW of Atambua, Indonesia | M5.7 | 82 km | 27 km |
| Jan 15, 2020 | Timor region, Indonesia | M5.7 | 74 km | 10 km |
| Jul 25, 2023 | 53 km WNW of Pante Makasar, Timor Leste | M5.6 | 86 km | 88 km |
| Mar 3, 2016 | 50 km S of Suai, Timor Leste | M5.6 | 114 km | 30 km |
| Dec 14, 2009 | 16 km NNE of Kupang, Indonesia | M5.5 | 75 km | 46 km |
| Jan 10, 1990 | 25 km ENE of Kupang, Indonesia | M5.5 | 62 km | 33 km |
| Dec 29, 1992 | 41 km NE of Naisano Dua, Indonesia | M5.5 | 58 km | 95 km |
| Jul 18, 2005 | 7 km SW of Soe, Indonesia | M5.5 | 20 km | 10 km |
| Nov 18, 2013 | 20 km NE of Kupang, Indonesia | M5.4 | 67 km | 29 km |
| Jul 18, 2005 | 23 km ESE of Soe, Indonesia | M5.4 | 33 km | 10 km |
| Jun 24, 1991 | 45 km SE of Kupang, Indonesia | M5.4 | 87 km | 28 km |
| Mar 3, 2016 | 13 km SW of Suai, Timor Leste | M5.4 | 107 km | 20 km |
| Oct 31, 1990 | 68 km NW of Pante Makasar, Timor Leste | M5.4 | 116 km | 76 km |
| Aug 31, 2023 | 19 km NE of Naisano Dua, Indonesia | M5.4 | 50 km | 47 km |
| May 28, 1993 | 64 km N of Naisano Dua, Indonesia | M5.3 | 104 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
3 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2017 | Frances | Category 1 | 81 mph | 272 km |
| 1991 | Marian | Category 1 | 98 mph | 274 km |
| 1981 | Max | Category 1 | 92 mph | 286 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1891 | TIMOR SEA | Earthquake | — | — | 87 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Sirung (137 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Sirung | Complex | 862 m (2,828 ft) | 2015 | 137 km |
| Iliwerung | Complex | 1,018 m (3,340 ft) | 2013 | 155 km |
| Ililabalekan | Stratovolcano | 1,018 m (3,340 ft) | Unknown | 164 km |
| Iliboleng | Stratovolcano | 1,659 m (5,443 ft) | 1993 | 191 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (25°C) | 10.9 in | Wettest |
| February | 76°F (25°C) | 9.8 in | |
| March | 77°F (25°C) | 7.9 in | |
| April | 77°F (25°C) | 3.9 in | |
| May | 76°F (25°C) | 2.4 in | |
| June | 75°F (24°C) | 1.1 in | |
| July | 75°F (24°C) | 0.9 in | |
| August | 74°F (23°C) | 0.3 in | Coldest |
| September | 75°F (24°C) | 0.2 in | Driest |
| October | 78°F (25°C) | 1.2 in | |
| November | 79°F (26°C) | 4.2 in | Warmest |
| December | 78°F (26°C) | 9.4 in |
Kapan has a seasonal temperature swing of 6°F / from 74°F in August to 79°F in November. Total annual precipitation is 52.2 inches, with January being the wettest month (10.9") and September the driest (0.2").