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Weather & Climate in Marmara, Turkey
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Marmara enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 41°F in January while summers reach 71°F in July. The area gets 288 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 26.4 inches (drier than the 38-inch national average). The city sits at an elevation of 72 feet.
Temperature
41°F Jan (5°C)
71°F Jul (22°C)
| Annual Average | 55.5°F |
| 3% above US avg | |
| January Average | 41°F (5°C) |
| July Average | 71°F (22°C) |
| Sunny Days | 288 days/yr |
Geography
| Elevation | 72 ft (22 m) |
| Area | 6.1 sq mi (15.8 km²) |
| Population Density | 350/sq mi |
| Coordinates | 40.5863°N, 27.5554°W |
| Timezone | Europe/Istanbul |
Precipitation & Snow
Air Quality
Earthquake History
3,168 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.2.
| Apr 23, 2025 | 24 km SE of Marmara Ereğlisi, Turkey | M6.2 | 60 km | 13 km |
| Aug 10, 2025 | 10 km WSW of Bigadiç, Turkey | M6.1 | 141 km | 10 km |
| Sep 26, 2019 | 17 km ESE of Marmara Ere?lisi, Turkey | M5.7 | 61 km | 8 km |
| Jul 6, 2003 | 28 km NNE of Gökçeada, Turkey | M5.7 | 130 km | 17 km |
| Jul 6, 2003 | 30 km NE of Gökçeada, Turkey | M5.3 | 122 km | 17 km |
| Jul 25, 1999 | 14 km SW of Bigadiç, Turkey | M5.2 | 147 km | 10 km |
| Jun 15, 2004 | 26 km N of Gökçeada, Turkey | M5.2 | 143 km | 12 km |
| Aug 19, 1999 | 3 km SSE of Ç?narc?k, Turkey | M5.2 | 134 km | 10 km |
| Feb 20, 2019 | 10 km N of Ayvac?k, Turkey | M5.1 | 140 km | 10 km |
| Jul 25, 2011 | 25 km SW of Marmara Ere?lisi, Turkey | M5.1 | 29 km | 16 km |
| Sep 9, 1999 | 7 km NNW of Koruköy, Turkey | M5.0 | 135 km | 13 km |
| Apr 23, 2025 | 14 km S of Kumburgaz, Turkey | M5.0 | 85 km | 10 km |
| Apr 23, 2025 | 24 km SSW of Selimpaşa, Turkey | M4.9 | 67 km | 10 km |
| Jun 7, 2012 | 13 km SSW of Marmara Ere?lisi, Turkey | M4.9 | 42 km | 15 km |
| May 25, 2014 | Western Turkey | M4.9 | 121 km | 13 km |
| Sep 24, 2019 | 20 km SE of Marmara Ere?lisi, Turkey | M4.9 | 58 km | 10 km |
| Jan 11, 2020 | 16 km S of Silivri, Turkey | M4.9 | 69 km | 10 km |
| Jul 9, 2003 | 17 km N of Gökçeada, Turkey | M4.8 | 140 km | 18 km |
| Mar 22, 1992 | 3 km SSW of Karacabey, Turkey | M4.8 | 80 km | 19 km |
| Jul 24, 2015 | 13 km NW of Eceabat, Turkey | M4.8 | 114 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
13 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 | 52 km |
| 1894 | MARMARA SEA | Earthquake | 4.5 m | 1,349 | 97 km |
| 1912 | MARMARA SEA | Eruption + Earthquake | 2.7 m | 2,800 | 40 km |
| 1963 | MARMARA SEA | Earthquake | 1.0 m | 1 | 136 km |
| 2025 | MARMARA SEA | Earthquake | 0.1 m | - | 57 km |
| 1944 | EDREMIT GULF, AEGEAN SEA | Earthquake | - | 30 | 145 km |
| 1935 | MARMARA SEA | Eruption + Earthquake | - | 5 | 10 km |
| 1343 | MARMARA SEA, STRAIT OF BOSPORUS | Earthquake | - | - | 67 km |
| 1265 | MARMARA SEA | Earthquake | - | - | 18 km |
| 986 | MARMARA SEA | Earthquake | - | - | 141 km |
| 557 | MARMARA SEA | Earthquake | - | - | 35 km |
| 543 | BLACK SEA | Earthquake | - | - | 38 km |
| 478 | MARMARA SEA | Earthquake | - | - | 141 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 3.7 in | |
| February | 41°F (5°C) | 2.6 in | Coldest |
| March | 44°F (7°C) | 2.4 in | |
| April | 52°F (11°C) | 2.1 in | |
| May | 60°F (15°C) | 1.5 in | |
| June | 67°F (20°C) | 1.2 in | |
| July | 71°F (22°C) | 0.8 in | Warmest |
| August | 71°F (22°C) | 0.7 in | Driest |
| September | 66°F (19°C) | 1.5 in | |
| October | 59°F (15°C) | 2.5 in | |
| November | 50°F (10°C) | 3.2 in | |
| December | 45°F (7°C) | 4.3 in | Wettest |
Marmara has a seasonal temperature swing of 31°F / from 41°F in February to 71°F in July. Total annual precipitation is 26.4 inches, with December being the wettest month (4.3") and August the driest (0.7").