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Weather & Climate in Bornova, Turkey
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Bornova enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 51°F in January while summers reach 84°F in July. The area gets 335 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 33.5 inches. The city sits at an elevation of 410 feet.
Temperature
51°F Jan (11°C)
84°F Jul (29°C)
| Annual Average | 64.7°F |
| 20% above US avg | |
| January Average | 51°F (11°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 335 days/yr |
Geography
| Elevation | 410 ft (125 m) |
| Area | 84.9 sq mi (220.0 km²) |
| Population Density | 0/sq mi |
| Coordinates | 38.4792°N, 27.2399°W |
| Timezone | Europe/Istanbul |
Precipitation & Snow
Air Quality
Earthquake History
5,630 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.3.
| Jun 12, 2017 | 5 km S of Plomári, Greece | M6.3 | 91 km | 12 km |
| Nov 6, 1992 | 14 km ESE of Seferihisar, Turkey | M6.1 | 41 km | 17 km |
| Aug 10, 2025 | 10 km WSW of Bigadiç, Turkey | M6.1 | 120 km | 10 km |
| Nov 14, 1997 | 36 km SSW of Eresós, Greece | M6.0 | 132 km | 18 km |
| Apr 10, 2003 | 10 km ENE of Seferihisar, Turkey | M5.8 | 38 km | 10 km |
| Jun 10, 2001 | 6 km NE of Psará, Greece | M5.6 | 142 km | 33 km |
| Jan 22, 2020 | 15 km ESE of K?rka?aç, Turkey | M5.6 | 84 km | 6 km |
| May 24, 1994 | 4 km NE of Karaburun, Turkey | M5.5 | 64 km | 17 km |
| Apr 2, 1996 | 8 km N of Samos, Greece | M5.4 | 76 km | 33 km |
| Jan 28, 1994 | 7 km SW of Saruhanl?, Turkey | M5.4 | 32 km | 5 km |
| Aug 31, 2022 | 14 km NW of Megálo Chorió, Greece | M5.4 | 109 km | 11 km |
| Jul 23, 2003 | 14 km N of Buldan, Turkey | M5.4 | 145 km | 5 km |
| Jul 25, 1999 | 14 km SW of Bigadiç, Turkey | M5.2 | 114 km | 10 km |
| Jun 17, 2017 | 10 km SSE of Plomári, Greece | M5.2 | 85 km | 8 km |
| Feb 1, 2021 | 11 km SW of Polichnítos, Greece | M5.2 | 117 km | 10 km |
| Apr 17, 2003 | 14 km ESE of Seferihisar, Turkey | M5.2 | 41 km | 10 km |
| Jun 26, 2020 | 13 km NW of Gölmarmara, Turkey | M5.2 | 59 km | 10 km |
| Jan 27, 2024 | 4 km S of Özdere, Turkey | M5.1 | 57 km | 11 km |
| May 27, 2017 | 10 km NW of Gölmarmara, Turkey | M5.1 | 60 km | 10 km |
| Jun 20, 2009 | 4 km SW of Chóra, Greece | M5.1 | 95 km | 12 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
8 tsunamis recorded within 500 km. Highest wave on record: 5.3 m (17 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2020 | AEGEAN SEA | Earthquake | 5.3 m | 118 | 76 km |
| 1949 | CHIOS ISLAND, AEGEAN ISLANDS | Earthquake | 2.0 m | 7 | 71 km |
| 2017 | LESBOS | Earthquake | 0.2 m | 1 | 91 km |
| 1944 | EDREMIT GULF, AEGEAN SEA | Earthquake | — | 30 | 128 km |
| 1867 | LESBOS | Earthquake | — | 563 | 108 km |
| 1856 | CHIOS ISLAND, AEGEAN ISLANDS | Earthquake | — | — | 86 km |
| 1668 | SMYRNA, W. TURKEY | Earthquake | — | — | 15 km |
| 1389 | CHIOS ISLAND, AEGEAN ISLANDS | Earthquake | — | 2 | 82 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Kula (112 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Kula | Pyroclastic cone(s) | 750 m (2,461 ft) | Unknown | 112 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 51°F (11°C) | 4.8 in | |
| February | 47°F (8°C) | 3.9 in | Coldest |
| March | 51°F (11°C) | 3.1 in | |
| April | 59°F (15°C) | 1.9 in | |
| May | 67°F (20°C) | 1.2 in | |
| June | 76°F (24°C) | 0.4 in | |
| July | 84°F (29°C) | 0.2 in | Warmest, Driest |
| August | 79°F (26°C) | 0.2 in | |
| September | 73°F (23°C) | 0.6 in | |
| October | 64°F (18°C) | 1.7 in | |
| November | 55°F (13°C) | 3.7 in | |
| December | 49°F (9°C) | 5.4 in | Wettest |
Bornova has a seasonal temperature swing of 37°F / from 47°F in February to 84°F in July. Total annual precipitation is 27.1 inches, with December being the wettest month (5.4") and July the driest (0.2").