May weather forecast
Marmaris, Turkey

May is one of the warmer months in Marmaris with the least amount of rain. With extended daylight hours, visitors can enjoy long hours of outdoor activities. The sea temperature continues to rise and this heightens water-related activities like swimming. As the city inches towards summer, a significant drop in rainfall days is observed. May is unique as the rainfall plummets to a mere 28mm (1.1"), less than half the amount recorded in April.

Temperature

The average high-temperature increases in May, moving from a pleasant 20.9°C (69.6°F) in April to a warm 25.9°C (78.6°F). Marmaris records an average low of 15.6°C (60.1°F) throughout the nights in May.

Rainfall

In Marmaris, during May, the rain falls for 4.4 days and regularly aggregates up to 28mm (1.1") of precipitation. In Marmaris, during the entire year, the rain falls for 83 days and collects up to 1233mm (48.54") of precipitation.

Sea temperature

In Marmaris, in May, the average water temperature is 19.9°C (67.8°F).
Note: Swimming is not a pleasurable activity for most people when the water temperature is 19.9°C (67.8°F). Breathing control gets harder as the water temperature drops from 21°C (69.8°F) to 15°C (59°F).

Daylight

The average length of the day in May is 14h and 9min.
On the first day of the month, sunrise is at 06:12 and sunset at 19:55. On the last day of May, sunrise is at 05:49 and sunset at 20:20 +03.

Sunshine

In Marmaris, the average sunshine in May is 9.2h.

UV index

In Marmaris, the average daily maximum UV index in May is 8. A UV Index value of 8 to 10 symbolizes a very high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 8 in May translates into this advice:
Act with urgency in protecting yourself. Without it, skin and eyes can be harmed in no time. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.