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Weather & Climate in Dalyan, Turkey
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Dalyan enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 50°F in January while summers reach 81°F in July. The area gets 262 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 40.9 inches. The city sits at an elevation of 10 feet.
Temperature
50°F Jan (10°C)
81°F Jul (27°C)
| Annual Average | 64.1°F |
| 19% above US avg | |
| January Average | 50°F (10°C) |
| July Average | 81°F (27°C) |
| Sunny Days | 262 days/yr |
Geography
| Elevation | 10 ft (3 m) |
| Area | 132.3 sq mi (342.5 km²) |
| Population Density | 38/sq mi |
| Coordinates | 36.8343°N, 28.6446°W |
| Timezone | Europe/Istanbul |
Precipitation & Snow
Air Quality
Earthquake History
2,372 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.6.
| Jul 20, 2017 | 11 km ENE of Kos, Greece | M6.6 | 110 km | 7 km |
| Jul 15, 2008 | 35 km SSW of Lárdos, Greece | M6.4 | 135 km | 52 km |
| Jun 10, 2012 | 28 km SW of Ölüdeniz, Turkey | M6.0 | 51 km | 35 km |
| Jan 25, 2023 | 60 km SE of Lárdos, Greece | M5.9 | 126 km | 30 km |
| Jun 2, 2025 | 8 km SSW of İçmeler, Turkey | M5.8 | 42 km | 72 km |
| Jan 23, 2005 | 45 km S of Ka?, Turkey | M5.8 | 146 km | 10 km |
| Mar 20, 2019 | 16 km E of Ac?payam, Turkey | M5.7 | 101 km | 8 km |
| Jun 23, 2001 | 61 km SSE of Lárdos, Greece | M5.7 | 149 km | 50 km |
| Aug 4, 2004 | 15 km NE of Datça, Turkey | M5.6 | 74 km | 10 km |
| Jul 9, 2012 | 85 km SSW of Kalkan, Turkey | M5.6 | 139 km | 56 km |
| Apr 21, 2000 | 10 km NNE of Honaz, Turkey | M5.5 | 127 km | 33 km |
| Jul 18, 1990 | 4 km E of Alt?nyayla, Turkey | M5.5 | 86 km | 17 km |
| Jun 21, 2021 | 20 km SSW of Mandráki, Greece | M5.5 | 150 km | 9 km |
| Jan 10, 2005 | 23 km SE of Güvercinlik, Turkey | M5.5 | 77 km | 16 km |
| Apr 26, 1996 | 8 km SW of Kremastí, Greece | M5.5 | 75 km | 75 km |
| Jul 23, 2003 | 14 km N of Buldan, Turkey | M5.4 | 150 km | 5 km |
| Nov 13, 1994 | 20 km NNE of Göcek, Turkey | M5.4 | 38 km | 10 km |
| Jul 26, 2003 | 8 km ESE of Buldan, Turkey | M5.4 | 134 km | 10 km |
| Jun 28, 2020 | 5 km SSE of ?çmeler, Turkey | M5.4 | 37 km | 63 km |
| Apr 13, 2021 | 10 km SW of Mandráki, Greece | M5.3 | 145 km | 6 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
9 tsunamis recorded within 500 km. Highest wave on record: 4.0 m (13 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2002 | DODECANESE ISLANDS | Unknown | 4.0 m | - | 58 km |
| 1481 | ISLAND OF RHODES | Earthquake | 3.0 m | - | 109 km |
| 2017 | GULF OF GÖKOVA | Earthquake | 1.9 m | 2 | 110 km |
| 1851 | ASIA MINOR | Earthquake | 1.8 m | - | 49 km |
| 1851 | FETIYE, ASIA MINOR | Earthquake | 0.6 m | - | 49 km |
| 1741 | ISLAND OF RHODES | Earthquake | - | - | 72 km |
| 558 | DODECANESE ISLANDS | Earthquake | - | - | 89 km |
| 554 | ISLAND OF KOS | Earthquake | - | - | 120 km |
| 142 | DODECANESE ISLANDS | Earthquake | - | - | 59 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Nisyros (135 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Nisyros | Stratovolcano | 698 m (2,290 ft) | 1888 | 135 km |
| Kula | Pyroclastic cone(s) | 750 m (2,461 ft) | Unknown | 194 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 50°F (10°C) | 8.2 in | Coldest |
| February | 50°F (10°C) | 6.2 in | |
| March | 54°F (12°C) | 3.9 in | |
| April | 60°F (15°C) | 1.9 in | |
| May | 68°F (20°C) | 1.2 in | |
| June | 76°F (24°C) | 0.6 in | |
| July | 81°F (27°C) | 0.2 in | Warmest, Driest |
| August | 80°F (27°C) | 0.2 in | |
| September | 75°F (24°C) | 0.7 in | |
| October | 67°F (19°C) | 3.0 in | |
| November | 58°F (14°C) | 5.6 in | |
| December | 52°F (11°C) | 9.1 in | Wettest |
Dalyan has a seasonal temperature swing of 31°F / from 50°F in January to 81°F in July. Total annual precipitation is 40.9 inches, with December being the wettest month (9.1") and July the driest (0.2").