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Osmangazi, Turkey

Full City Profile

492 ft Elevation 150 meters
55°F Avg Temperature 13°C
Osmangazi experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 39°F in January while summers reach 72°F in July. The area gets 298 sunny days per year. Annual precipitation totals 54.1 inches. The area receives 83.6 inches of snow annually.

Temperature

39°F Jan (4°C) 72°F Jul (22°C)
Annual Average55.0°F
2% above US avg
January Average39°F (4°C)
July Average72°F (22°C)
Sunny Days298 days/yr

Geography

Elevation492 ft (150 m)
Area4,263.7 sq mi (11,043.0 km²)
Population Density0/sq mi
Coordinates40.1967°N, 29.0594°W
TimezoneEurope/Istanbul

Precipitation & Snow

Annual Rainfall 54.1"
42% above US avg
Snowfall 83.6"
Wettest Month (Dec) 3.50"
Driest Month (Aug) 0.70"

Air Quality

Earthquake History

5,248 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.6. Most recent: M4.3 on Aug 27, 2025.

Aug 17, 1999 4 km ESE of Derince, Turkey M7.6 92 km
Apr 23, 2025 24 km SE of Marmara Ereğlisi, Turkey M6.2 102 km
Aug 10, 2025 10 km WSW of Bigadiç, Turkey M6.1 128 km
Sep 13, 1999 4 km SE of Köseköy, Turkey M5.9 101 km
May 19, 2011 12 km ENE of Simav, Turkey M5.8 117 km
Sep 26, 2019 17 km ESE of Marmara Ere?lisi, Turkey M5.7 110 km
Nov 11, 1999 5 km N of Sapanca, Turkey M5.7 119 km
May 3, 2012 13 km NE of Simav, Turkey M5.2 114 km
Feb 17, 2009 5 km ENE of Simav, Turkey M5.2 121 km
Aug 19, 1999 3 km SSE of Ç?narc?k, Turkey M5.2 47 km
Aug 31, 1999 2 km NNE of Kar??yaka, Turkey M5.2 95 km
Jul 25, 1999 14 km SW of Bigadiç, Turkey M5.2 134 km
Sep 29, 1999 8 km NNW of Ta?köprü, Turkey M5.2 65 km
Jul 25, 2011 25 km SW of Marmara Ere?lisi, Turkey M5.1 129 km
Aug 17, 1999 9 km SE of Akyaz?, Turkey M5.1 146 km
Sep 9, 1999 7 km NNW of Koruköy, Turkey M5.0 58 km
Aug 17, 1999 2 km NW of Kullar, Turkey M5.0 98 km
Apr 23, 2025 14 km S of Kumburgaz, Turkey M5.0 91 km
Sep 24, 2019 20 km SE of Marmara Ere?lisi, Turkey M4.9 107 km
Jun 7, 2012 13 km SSW of Marmara Ere?lisi, Turkey M4.9 120 km
Source: USGS (M2.5+, 1990–2025)

Tsunami History

12 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).

Year Location Cause Max Wave Deaths Distance
1509 MARMARA SEA Earthquake 6.0 m 5,000 105 km
1894 MARMARA SEA Earthquake 4.5 m 1,349 54 km
1999 KOCAELI, TURKEY Earthquake 2.5 m 17,118 99 km
1963 MARMARA SEA Earthquake 1.0 m 1 56 km
2025 MARMARA SEA Earthquake 0.1 m 106 km
1935 MARMARA SEA Eruption + Earthquake 5 144 km
1343 MARMARA SEA, STRAIT OF BOSPORUS Earthquake 93 km
986 MARMARA SEA Earthquake 68 km
557 MARMARA SEA Earthquake 146 km
551 LEVANTIAN SEA Earthquake 98 km
543 BLACK SEA Earthquake 108 km
478 MARMARA SEA Earthquake 68 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

1 volcano within 200 km. Closest: Kula (186 km).

Name Type Elevation Last Eruption Distance
Kula Pyroclastic cone(s) 750 m (2,461 ft) Unknown 186 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Monthly Weather

Month Avg Temperature Precipitation Summary
January 39°F (4°C) 3.3 in Coldest
February 40°F (5°C) 2.6 in
March 44°F (7°C) 2.4 in
April 52°F (11°C) 2.1 in
May 60°F (16°C) 1.8 in
June 68°F (20°C) 1.3 in
July 72°F (22°C) 0.8 in Warmest
August 71°F (22°C) 0.7 in Driest
September 65°F (18°C) 1.3 in
October 57°F (14°C) 2.1 in
November 49°F (9°C) 2.9 in
December 42°F (6°C) 3.5 in Wettest

Osmangazi has a seasonal temperature swing of 33°F / from 39°F in January to 72°F in July. Total annual precipitation is 24.8 inches, with December being the wettest month (3.5") and August the driest (0.7").

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