Jember, Indonesia

Full City Profile

298,585 Population 211/sq mi density
282 ft Elevation 86 meters
79°F Avg Temperature 26°C
Jember has a warm climate with an average annual temperature of 79°F (26°C). Winters average 80°F in January while summers reach 77°F in July. Annual precipitation totals 114.0 inches. The area receives 0.0 inches of snow annually.

Temperature

80°F Jan (27°C) 77°F Jul (25°C)
Annual Average79.2°F
47% above US avg
January Average80°F (27°C)
July Average77°F (25°C)

Geography

Elevation282 ft (86 m)
Area1,415.3 sq mi (3,665.7 km²)
Population Density211/sq mi
Coordinates8.1721°S, 113.6995°E
TimezoneAsia/Jakarta

Precipitation & Snow

Annual Rainfall 114.0"
200% above US avg
Snowfall 0.0"
Wettest Month (Jan) 14.02"
Driest Month (Aug) 0.98"

Air Quality

Earthquake History

270 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.6. Most recent: M4.3 on Aug 18, 2025.

Sep 28, 1998 8 km WSW of Sumberpucung, Indonesia M6.6 142 km
Apr 10, 2021 45 km S of Sumberpucung, Indonesia M6.0 139 km
Apr 25, 1994 122 km SSW of Kencong, Indonesia M5.8 148 km
Jul 16, 2019 46 km SSE of Muncar, Indonesia M5.7 113 km
Jul 8, 2013 70 km SW of Kencong, Indonesia M5.7 104 km
Aug 7, 2001 42 km SW of Gambiran Satu, Indonesia M5.6 51 km
Apr 16, 2004 34 km S of Negara, Indonesia M5.5 118 km
Feb 12, 2000 60 km S of Sumberpucung, Indonesia M5.3 150 km
Mar 9, 2014 74 km SSW of Kencong, Indonesia M5.3 106 km
Mar 30, 1992 12 km E of Negara, Indonesia M5.2 115 km
Jan 18, 1994 21 km WSW of Kencong, Indonesia M5.2 60 km
May 28, 2003 46 km S of Sumberpucung, Indonesia M5.2 140 km
Jun 26, 1992 66 km SSW of Dampit, Indonesia M5.2 140 km
Aug 25, 2003 72 km SSW of Kencong, Indonesia M5.2 100 km
Feb 7, 2017 30 km WSW of Kencong, Indonesia M5.2 69 km
Feb 24, 2003 68 km ESE of Kalianget, Indonesia M5.2 135 km
Jan 14, 2001 31 km SSW of Dampit, Indonesia M5.2 122 km
Jan 19, 2001 65 km SSW of Dampit, Indonesia M5.2 140 km
Apr 10, 2021 22 km S of Sumberpucung, Indonesia M5.1 137 km
Mar 2, 2016 50 km SSW of Gongdanglegi Kulon, Indonesia M5.1 137 km
Source: USGS (M2.5+, 1990-2025)

Hurricane History

1 hurricane (Cat 1+) within 500 km since 1980. Strongest: Category 1. Most recent: Nicholas (1986).

Year Name Category Closest
1986 Nicholas Category 1 192 km
Source: NOAA IBTrACS (Cat 1+, 1980-2026)

Tsunami History

1 tsunami recorded within 500 km. Highest wave on record: 3.0 m (10 ft).

Year Location Cause Max Wave Deaths Distance
1815 BALI SEA Eruption + Earthquake 3.0 m 11,453 132 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

12 volcanoes within 200 km. Closest: Iyang-Argapura (27 km).

Name Type Elevation Last Eruption Distance
Iyang-Argapura Complex 3,088 m (10,131 ft) Unknown 27 km
Raung Stratovolcano 3,260 m (10,696 ft) 2015 40 km
Lamongan Stratovolcano 1,641 m (5,384 ft) 1898 45 km
Ijen Stratovolcano(es) 2,769 m (9,085 ft) 1999 61 km
Semeru Stratovolcano 3,657 m (11,998 ft) 2020 86 km
Tengger Caldera Stratovolcano(es) 2,329 m (7,641 ft) 2019 86 km
Arjuno-Welirang Stratovolcano 3,339 m (10,955 ft) 1952 133 km
Penanggungan Stratovolcano 1,631 m (5,351 ft) Unknown 134 km
Kelut Stratovolcano 1,731 m (5,679 ft) 2014 156 km
Buyan-Bratan Caldera 2,244 m (7,362 ft) Unknown 158 km
Batur Caldera 1,717 m (5,633 ft) 2000 185 km
Agung Stratovolcano 2,997 m (9,833 ft) 2019 200 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 80°F (27°C) 14.0 in Warmest, Wettest
February 77°F (25°C) 11.8 in
March 78°F (25°C) 11.7 in
April 78°F (25°C) 7.1 in
May 78°F (25°C) 5.7 in
June 76°F (25°C) 2.7 in
July 77°F (25°C) 1.8 in
August 76°F (24°C) 1.0 in Coldest, Driest
September 77°F (25°C) 2.4 in
October 78°F (26°C) 5.0 in
November 78°F (26°C) 9.0 in
December 77°F (25°C) 12.5 in

Jember has a seasonal temperature swing of 4°F / from 76°F in August to 80°F in January. Total annual precipitation is 84.7 inches, with January being the wettest month (14.0") and August the driest (1.0").

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