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Weather & Climate in Jamanis, Indonesia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Jamanis has a warm climate with an average annual temperature of 77°F (25°C). Winters average 80°F in January while summers reach 76°F in July / relatively mild seasonal variation. The area gets 329 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 67.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 1,575 feet.
Temperature
80°F Jan (27°C)
76°F Jul (24°C)
| Annual Average | 77.2°F |
| 43% above US avg | |
| January Average | 80°F (27°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 329 days/yr |
Geography
| Elevation | 1,575 ft (480 m) |
| Area | 1,294.3 sq mi (3,352.3 km²) |
| Population Density | 0/sq mi |
| Coordinates | -7.1894°N, 108.1836°W |
| Timezone | Asia/Jakarta |
Precipitation & Snow
Air Quality
Earthquake History
483 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.0.
| Sep 2, 2009 | 66 km SSW of Banjar, Indonesia | M7.0 | 118 km | 46 km |
| Jan 25, 2014 | 39 km S of Kroya, Indonesia | M6.1 | 149 km | 66 km |
| Apr 6, 2016 | 111 km S of Banjar, Indonesia | M6.1 | 143 km | 29 km |
| Dec 9, 1996 | 82 km S of Banjar, Indonesia | M6.1 | 113 km | 51 km |
| Apr 27, 2024 | 91 km S of Banjar, Indonesia | M6.1 | 135 km | 60 km |
| May 14, 2003 | 96 km S of Banjar, Indonesia | M6.0 | 136 km | 79 km |
| Jun 26, 2010 | 77 km S of Kawalu, Indonesia | M5.9 | 99 km | 68 km |
| Nov 1, 2012 | 10 km NE of Padalarang, Indonesia | M5.7 | 87 km | 142 km |
| May 21, 1990 | 60 km SSW of Kroya, Indonesia | M5.6 | 142 km | 28 km |
| Apr 26, 2011 | 74 km SSW of Sidareja, Indonesia | M5.6 | 104 km | 95 km |
| Jul 24, 2015 | 77 km SSW of Kroya, Indonesia | M5.5 | 143 km | 48 km |
| Sep 2, 2009 | 68 km S of Banjar, Indonesia | M5.5 | 112 km | 52 km |
| Jul 6, 1990 | 14 km WSW of Majalengka, Indonesia | M5.5 | 33 km | 14 km |
| Jan 31, 2007 | 73 km SSW of Banjar, Indonesia | M5.5 | 130 km | 52 km |
| Aug 17, 1998 | 49 km SSW of Banjar, Indonesia | M5.4 | 117 km | 77 km |
| Sep 4, 2015 | 96 km SSW of Banjar, Indonesia | M5.4 | 142 km | 37 km |
| Jun 9, 2019 | 70 km SSW of Kroya, Indonesia | M5.4 | 140 km | 70 km |
| Nov 6, 1996 | 79 km SW of Banjar, Indonesia | M5.4 | 147 km | 33 km |
| Aug 11, 2010 | 52 km SW of Banjar, Indonesia | M5.3 | 129 km | 37 km |
| May 18, 2010 | Java, Indonesia | M5.3 | 129 km | 34 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 0.7 m (2 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1957 | SOUTH OF JAVA | Earthquake | 0.7 m | — | 149 km |
| 2009 | JAVA SEA | Earthquake | 0.4 m | 81 | 118 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
14 volcanoes within 200 km. Closest: Talagabodas (13 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Talagabodas | Stratovolcano | 2,201 m (7,221 ft) | Unknown | 13 km |
| Galunggung | Stratovolcano | 2,168 m (7,113 ft) | 1984 | 15 km |
| Guntur | Complex | 2,249 m (7,379 ft) | 1847 | 38 km |
| Cereme | Stratovolcano | 3,039 m (9,970 ft) | 1951 | 41 km |
| Papandayan | Stratovolcano(es) | 2,665 m (8,743 ft) | 2002 | 52 km |
| Kendang | Stratovolcano | 2,594 m (8,510 ft) | Unknown | 53 km |
| Tangkuban Parahu | Stratovolcano | 2,084 m (6,837 ft) | 2019 | 80 km |
| Patuha | Stratovolcano | 2,422 m (7,946 ft) | Unknown | 87 km |
| Slamet | Stratovolcano | 3,428 m (11,247 ft) | 2014 | 113 km |
| Gede-Pangrango | Stratovolcano(es) | 3,008 m (9,869 ft) | 1957 | 142 km |
| Salak | Stratovolcano | 2,211 m (7,254 ft) | 1938 | 169 km |
| Perbakti-Gagak | Stratovolcano(es) | 1,699 m (5,574 ft) | 1939 | 171 km |
| Dieng Volcanic Complex | Complex | 2,565 m (8,415 ft) | 2018 | 187 km |
| Sundoro | Stratovolcano | 3,136 m (10,289 ft) | 1971 | 200 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 80°F (27°C) | 15.2 in | Warmest |
| February | 74°F (23°C) | 13.4 in | |
| March | 74°F (23°C) | 14.9 in | |
| April | 75°F (24°C) | 11.8 in | |
| May | 74°F (24°C) | 9.1 in | |
| June | 73°F (23°C) | 5.0 in | |
| July | 76°F (24°C) | 4.0 in | |
| August | 72°F (22°C) | 3.4 in | Coldest, Driest |
| September | 73°F (23°C) | 4.5 in | |
| October | 74°F (23°C) | 8.7 in | |
| November | 74°F (23°C) | 13.7 in | |
| December | 74°F (23°C) | 15.5 in | Wettest |
Jamanis has a seasonal temperature swing of 8°F / from 72°F in August to 80°F in January. Total annual precipitation is 119.2 inches, with December being the wettest month (15.5") and August the driest (3.4").