The highest day temperature in May 2025 was 81°F. The lowest night temperature was 60°F. The average values for day and night temperatures during May were 72.3°F и 67.6°F respectivly.

The average sea surface temperature in May 2025 for Datca was 68.8°F. The maximum and minimum values were 66.2°F and 70.8°F respectively.

Most of the days in May are sunny but you can also expect cloudy and gloomy days.

Precipitation total in May for Datca is 0.4 in. It makes may one of the least rainy months of the year.

The average wind speed in May is 9.0 mph. It makes May one of the most windless months of the year for Datca.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Datca in May is 12.0 hours.