Marmaris weather in May
May in Marmaris: hot, a little rain — an excellent time to visit.
Updated September 2026 · climate normals from ERA5 reanalysis
#6 of 12 months in Marmaris · #332 of 1413 destinations to visit in May · comfort 87/100 (tier A)
- Days
- 27°C
- Nights
- 16°C
- Wet days
- 6
- Sun
- 12.4 h
- Humidity
- 66%
- Daylight
- 14 h

Traveller notes on Marmaris in May
Notes from nearby Rhodes (47 km away)
Marmaris doesn't have its own notes for May yet — these are about Rhodes, close enough to share the season.
Regulars are consistent that weather here has more or less settled by mid-month, temperatures climbing past 30C by the end, with cloud or a little rain now the genuine exception rather than something to plan around. Our row backs that warm, genuinely dry read, 24.2C over 18.1C nights, with rain minimal at 13.4mm across just 3.1 days and humidity at 76 percent. Regulars are specific that the island's southeast side runs slightly warmer and drier than elsewhere, a real factor worth weighing when picking a base. The sea sits at a cool 19.6C, not yet warm enough for most to swim comfortably despite the reliably sunny days on land. The record: 12.5 hours of sun, a 21.8 kph wind and AQI 61.
Other months in Marmaris
Marmaris forum posters describe March as a genuine coin-flip month: warm and sunny stretches alternate with days of proper rain, and one traveler mentioned being confined to their hotel for a stretch of torrential downpours before the sun came back out. Evenings turn chilly regardless of how the day went, so a layer is worth carrying even on a nice afternoon. Most restaurants and bars away from the immediate beachfront stay open through the off-season, so there's no shortage of places to wait out a rainy spell - just don't expect beach weather to hold for a whole week straight.
Forum posters describe early September as still genuinely hot - mid-to-high 30sC - cooling gradually to the low 30sC by month's end, with sea and pool water staying nicely warm after a full summer of sun. By around the third week, posters note nights start cooling enough that air conditioning becomes unnecessary, and a cardigan may be useful for the very end of the month. Weather is described as largely excellent but genuinely 'hit or miss' at times, with occasional torrential storms (thunder and lightning) reported, though these clear within hours rather than settling in. The overall consensus: September ranks among the best months to visit, with comfortable day and night temperatures plus better bargains once school-age tourists have gone home.
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Marmaris climate normals — May
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Marmaris in May
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Peak crowdsFerries and cruise calls, Kurban Bayrami (Eid al-Adha), school holidays in 2 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Marmaris's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherMarmaris's best weather comes in June, July and September — separate windows, not one continuous season.
Best weatherFair weatherToughest weather
What's on in Marmaris in May
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Season
Carian Trail, spring
15 Mar – 31 May · usuallyTrail seasonThe long-distance path over the peninsula behind the town is at its best before the heat, with the hills green and the coves empty. Water sources are the thing to plan around. Source ↗
- Season
Blue cruise season
1 May – 15 Oct · usuallySummer season opensBook earlyThe gulet fleet comes out of winter lay-up in the bay and the week-long runs down towards Fethiye start going. The day boats out of the marina you can walk on to; the overnight ones you cannot.
- Season
Ferries and cruise calls
1 May – 15 Oct · usuallyDay-tripper crushCrowdedThe Rhodes catamaran and the cruise ships put a few thousand people into the castle quarter between mid-morning and late afternoon. The old streets are pleasant either side of that.
- Holiday
Kurban Bayrami (Eid al-Adha)
27–30 MayRamadan & EidClosuresBook earlyThe longer religious holiday, four days and frequently stretched to nine. Offices and many shops close, intercity buses and domestic flights sell out well ahead and fares climb, and holiday hotels fill with Turkish families before the foreign season peaks. Source ↗
Nearby, and something's on
Within 300 km of Marmaris — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Marmaris?
Marmaris in May — FAQ
- Is May a good time to visit Marmaris?
- May in Marmaris: hot, a little rain — an excellent time to visit. It ranks #6 of 12 months for Marmaris on SeasonMap's comfort score (87/100).
- What is the weather like in Marmaris in May?
- In May, Marmaris averages a daily high of 27.4°C and a low of 16.3°C, with about 31.7 mm of rain over roughly 6 rainy days.
- What is the air quality in Marmaris in May?
- Marmaris has a mean US Air Quality Index of about 56 in May.
Within 300 km: Rhodes' Resort season opens around 1 Apr – 10 May, and Kaş's Loggerhead nesting at Patara on 1 May – 30 Sep.