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Soma, Turkey

Full City Profile

65,934 Population 172/sq mi density
509 ft Elevation 155 meters
58°F Avg Temperature 15°C
Soma enjoys a temperate climate with an average annual temperature of 58°F (14°C). Winters average 42°F in January while summers reach 76°F in July. The area gets 286 sunny days per year. Annual precipitation totals 27.4 inches. The area receives 0.0 inches of snow annually.

Temperature

42°F Jan (5°C) 76°F Jul (25°C)
Annual Average58.4°F
8% above US avg
January Average42°F (5°C)
July Average76°F (25°C)
Sunny Days286 days/yr

Geography

Elevation509 ft (155 m)
Area382.5 sq mi (990.8 km²)
Population Density172/sq mi
Coordinates39.1855°N, 27.6095°W
TimezoneEurope/Istanbul

Precipitation & Snow

Annual Rainfall 27.4"
28% below US avg
Snowfall 0.0"
Wettest Month (Dec) 5.31"
Driest Month (Jul) 0.35"

Air Quality

Earthquake History

6,255 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.3. Most recent: M4.3 on Aug 27, 2025.

Jun 12, 2017 5 km S of Plomári, Greece M6.3 111 km
Nov 6, 1992 14 km ESE of Seferihisar, Turkey M6.1 126 km
Aug 10, 2025 10 km WSW of Bigadiç, Turkey M6.1 41 km
Apr 10, 2003 10 km ENE of Seferihisar, Turkey M5.8 121 km
May 19, 2011 12 km ENE of Simav, Turkey M5.8 129 km
Jan 22, 2020 15 km ESE of K?rka?aç, Turkey M5.6 24 km
May 24, 1994 4 km NE of Karaburun, Turkey M5.5 109 km
Jan 28, 1994 7 km SW of Saruhanl?, Turkey M5.4 56 km
Feb 7, 2017 18 km NNW of Míthymna, Greece M5.3 135 km
Feb 12, 2017 24 km WNW of Behram, Turkey M5.3 139 km
Feb 6, 2017 25 km WNW of Behram, Turkey M5.3 141 km
Feb 17, 2009 5 km ENE of Simav, Turkey M5.2 124 km
Jul 25, 1999 14 km SW of Bigadiç, Turkey M5.2 37 km
May 3, 2012 13 km NE of Simav, Turkey M5.2 128 km
Jun 17, 2017 10 km SSE of Plomári, Greece M5.2 108 km
Feb 6, 2017 23 km WNW of Behram, Turkey M5.2 139 km
Feb 1, 2021 11 km SW of Polichnítos, Greece M5.2 133 km
Apr 17, 2003 14 km ESE of Seferihisar, Turkey M5.2 126 km
Jun 26, 2020 13 km NW of Gölmarmara, Turkey M5.2 47 km
Jan 27, 2024 4 km S of Özdere, Turkey M5.1 141 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

8 tsunamis recorded within 500 km. Highest wave on record: 2.0 m (7 ft).

Year Location Cause Max Wave Deaths Distance
1949 CHIOS ISLAND, AEGEAN ISLANDS Earthquake 2.0 m 7 111 km
2017 LESBOS Earthquake 0.2 m 1 111 km
1944 EDREMIT GULF, AEGEAN SEA Earthquake 30 95 km
1867 LESBOS Earthquake 563 104 km
1856 CHIOS ISLAND, AEGEAN ISLANDS Earthquake 140 km
1668 SMYRNA, W. TURKEY Earthquake 98 km
1389 CHIOS ISLAND, AEGEAN ISLANDS Earthquake 2 143 km
543 BLACK SEA Earthquake 125 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

1 volcano within 200 km. Closest: Kula (104 km).

Name Type Elevation Last Eruption Distance
Kula Pyroclastic cone(s) 750 m (2,461 ft) Unknown 104 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 42°F (5°C) 4.3 in Coldest
February 43°F (6°C) 3.5 in
March 47°F (8°C) 2.8 in
April 56°F (13°C) 2.4 in
May 64°F (18°C) 1.6 in
June 72°F (22°C) 0.8 in
July 76°F (25°C) 0.4 in Warmest, Driest
August 76°F (24°C) 0.4 in
September 70°F (21°C) 0.8 in
October 61°F (16°C) 1.7 in
November 51°F (10°C) 3.4 in
December 45°F (7°C) 5.3 in Wettest

Soma has a seasonal temperature swing of 35°F / from 42°F in January to 76°F in July. Total annual precipitation is 27.4 inches, with December being the wettest month (5.3") and July the driest (0.4").

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