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Isak, Indonesia

Full City Profile

3,258 ft Elevation 993 meters
79°F Avg Temperature 26°C
Isak has a warm climate with an average annual temperature of 79°F (26°C). Winters average 66°F in January while summers reach 79°F in July. The area gets 313 sunny days per year. Annual precipitation totals 111.2 inches. The area receives 0.0 inches of snow annually.

Temperature

66°F Jan (19°C) 79°F Jul (26°C)
Annual Average78.7°F
46% above US avg
January Average66°F (19°C)
July Average79°F (26°C)
Sunny Days313 days/yr

Geography

Elevation3,258 ft (993 m)
Area354.5 sq mi (918.3 km²)
Population Density0/sq mi
Coordinates4.4599°N, 96.8822°W
TimezoneAsia/Jakarta

Precipitation & Snow

Annual Rainfall 111.2"
193% above US avg
Snowfall 0.0"
Wettest Month (Dec) 11.00"
Driest Month (Jun) 5.00"

Air Quality

Earthquake History

450 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.2. Most recent: M4.3 on Jun 17, 2025.

May 9, 2010 45 km SSW of Meulaboh, Indonesia M7.2 124 km
Nov 15, 1990 84 km SW of Langsa, Indonesia M6.7 89 km
Jan 22, 1990 28 km S of Meulaboh, Indonesia M6.2 108 km
Sep 23, 2022 37 km SSW of Meulaboh, Indonesia M6.2 117 km
Nov 20, 1994 44 km WSW of Langsa, Indonesia M6.1 80 km
Jul 2, 2013 61 km S of Bireun, Indonesia M6.1 32 km
Jan 21, 2013 50 km S of Sigli, Indonesia M6.1 120 km
Aug 20, 1997 47 km ENE of Meulaboh, Indonesia M6.0 45 km
Sep 5, 2003 10 km SW of Sigli, Indonesia M5.9 145 km
Nov 15, 1990 89 km SW of Langsa, Indonesia M5.8 72 km
May 11, 2025 19 km ENE of Blangpidie, Indonesia M5.7 76 km
Jan 31, 2025 58 km SSE of Blangpidie, Indonesia M5.7 133 km
Jan 22, 2003 44 km W of Langsa, Indonesia M5.7 76 km
Jul 23, 1991 46 km SSW of Meulaboh, Indonesia M5.6 130 km
Nov 15, 1990 97 km SW of Langsa, Indonesia M5.6 76 km
Jul 21, 1999 68 km S of Lhokseumawe, Indonesia M5.6 38 km
Oct 13, 2013 35 km SW of Meulaboh, Indonesia M5.6 126 km
Jul 2, 2013 59 km S of Bireun, Indonesia M5.5 34 km
Feb 15, 1999 51 km SSW of Sigli, Indonesia M5.5 126 km
Mar 10, 2000 61 km SSW of Reuleuet, Indonesia M5.5 102 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

1 tsunami recorded within 500 km.

Year Location Cause Max Wave Deaths Distance
1967 NORTHEAST SUMATRA Earthquake 14 125 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

3 volcanoes within 200 km. Closest: Telong, Bur ni (35 km).

Name Type Elevation Last Eruption Distance
Telong, Bur ni Stratovolcano 2,617 m (8,586 ft) 1937 35 km
Peuet Sague Complex 2,785 m (9,137 ft) 2000 82 km
Seulawah Agam Stratovolcano 1,810 m (5,938 ft) 1839 175 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 66°F (19°C) 7.5 in Coldest
February 79°F (26°C) 5.7 in
March 79°F (26°C) 7.4 in
April 80°F (27°C) 8.6 in
May 80°F (27°C) 7.7 in Warmest
June 80°F (27°C) 5.0 in Driest
July 79°F (26°C) 5.5 in
August 79°F (26°C) 6.3 in
September 78°F (26°C) 8.2 in
October 78°F (26°C) 10.6 in
November 78°F (25°C) 10.7 in
December 78°F (25°C) 11.0 in Wettest

Isak has a seasonal temperature swing of 15°F / from 66°F in January to 80°F in May. Total annual precipitation is 94.2 inches, with December being the wettest month (11.0") and June the driest (5.0").

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