The lagoon is at its brightest in high summer, but the walking, the gorge and the ruins are better in spring and autumn.
Warm from April, with wildflowers on the Lycian Way and the sea swimmable by mid-May. Paragliding starts again in April.
Hot at 32 to 36°C, with warm seas, busy beaches and the full programme of boat trips and nightlife.
September and October are ideal: the sea is at its warmest, the heat eases and the walking season returns.
Mild and green, with rain between December and February. Most of Ölüdeniz closes, but Fethiye town stays open.
Late May to June and September to mid-October give you the beach and the walking. July and August are for a pure beach holiday.
See the top things to do in Fethiye & Ölüdeniz, how to get there and where to stay. For the whole country, read the best time to visit Turkey.