December weather forecast
Marmaris, Turkey

December ushers in winter in Marmaris, accompanied by chilling temperatures and a noteworthy increase in rainfall. The city experiences a reduction in daylight hours leading to shorter sunny intervals. The plunging sea temperatures discourage water activities, resulting in more indoor engagements. As the year wraps up, the city's weather pattern reverts to its original state with increased rainfall. In December, rainfall peaks again, recording the highest level, 290mm (11.42"), since the start of the year.

Temperature

The onset of December in Marmaris brings a small shift in high-temperatures, falling from a pleasant 20.4°C (68.7°F) in November to a comfortable 16.4°C (61.5°F). During December, Marmaris experiences a consistent low-temperature average of 8.5°C (47.3°F).

Rainfall

The month with the most rainfall is December, when the rain falls for 13.6 days and typically aggregates up to 290mm (11.42") of precipitation.

Sea temperature

In December, the average sea temperature in Marmaris is 18.6°C (65.5°F).
Note: Most people find swimming in 18.6°C (65.5°F) to be not enjoyable. The control of one's breathing becomes more challenging as the water temperature drops below 21°C (69.8°F).

Daylight

December has the shortest days of the year, with an average of 9h and 42min of daylight.
On the first day of the month, sunrise is at 08:01 and sunset at 17:50. On the last day of December, sunrise is at 08:19 and sunset at 18:00 +03.

Sunshine

December has the least sunshine of the year, with an average of 3.6h of sunshine.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 2 during December translates into the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.