Pack or skip
Beanie for Dalaman in May
Verdict
Skip it
Lows near 60°F — no scenario where you'll want one.
Why
Dalaman in May averages highs of 77°F, lows of 60°F, 4 rainy days.
That climate means a beanie isn't pulling its weight. Lows near 60°F — no scenario where you'll want one.