Chania (Crete) weather in May

May in Chania: warm, a little rain — an excellent time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Chania🇬🇷 Greece · Greece & Cyprus · Island83
  1. 55Jan
  2. 62Feb
  3. 71Mar
  4. 79Apr
  5. 83May
  6. 95Jun
  7. 93Jul
  8. 92Aug
  9. 89Sep
  10. 84Oct
  11. 72Nov
  12. 58Dec

#6 of 12 months in Chania · #567 of 1413 destinations to visit in May · comfort 83/100 (tier A)

Days
26°C
Nights
16°C
Wet days
5
Sun
12.1 h
Humidity
69%
Daylight
14 h
Chania, Greece
Photo: Tatianaa Co · Pexels

Traveller notes on Chania in May

Regulars are honest early in this month can bring a genuinely unsettled stretch of wind and rain lasting a few days, while late in the month reads as safer and more reliably hot and sunny for beach time, the split real enough to plan around. Our row backs that warm, genuinely dry read, 25.6C reading as a hot 27C, over 16.3C nights feeling 15C, with rain light at 32.5mm across 5.2 days and humidity at 69 percent. Regulars are consistent the sea stays genuinely chilly in early May, warming enough for swimming only as the month wears on, a light jacket worth packing for evenings, ferries and any windy stretch. Odd five-minute showers remain possible even during an otherwise sunny run. The sea sits at 18.9C. The record: 12.1 hours of sun, a 21.8 kph wind and AQI 53.
UnsettledEarlyMonthSaferHotterLate · May · 1 month ago · Read more on Tripadvisor ↗

Other months in Chania

October here turns at the equinox: the first half is the more reliable, the second can bring cloud, rain and a chilly run, and regulars report a fortnight of beach weather followed by a fortnight of storms within the same trip. Our row averages 24.1C over 16.8C with 63.7mm across 7.8 days under a 21.3 kph wind, and the sea holds 23.9C, which is why the evenings stay comfortable to sit out in. The closing-down is more precise here than on most islands: the souvenir shops go first, then the tavernas and cafes around the Venetian port, while the tavernas, kafeneia, bakeries and supermarkets of the town itself stay open all year. Stay in the town and October works. The record: humidity 75 percent, 9.7 hours of sun and AQI 47.
ThePortClosesTheTownDoesNot · October · 1 month ago · Read more on Tripadvisor ↗
Chania-forum threads on September weather call it one of the best stretches of the year: full summer heat holds through the first one to three weeks, easing into warm-but-not-overbearing conditions as the month goes on, with settled weather the norm right up until roughly mid-October. The sea is specifically praised as at its warmest all year by this point, having had the whole summer to heat up, making late-September swimming genuinely comfortable rather than a cold-water compromise. Posters do flag a real but limited exception - a handful of days near month's end sometimes bring a spell of cloud and a couple of hours of rain, along with a slight dip in temperature, though this is described as brief rather than a pattern shift. The standard advice is a light jacket for evenings, since nights cool down more than the still-warm days would suggest. The record: 29.1C days feeling like 30C, 20.4C nights, just 50mm across 4.7 days, a 25.1C sea, 69 percent humidity and 11.1 hours of sun.
OldTownSeptemberRegular · September · 1 month ago · Read more on Tripadvisor ↗
August in Chania is 32.1C reading as 35C, with regulars reporting 35 routinely and 40 in a heatwave - and the meltemi, which starts around the end of July and blows through August from the north, is what makes it survivable. It does not blow constantly: some stays get none, some get it throughout. Chania sits on the north coast, where the wind is strongest, though channelling hits a few southern spots like Frangokastelo and Plakias too. Their neatest trick for a windy beach day is to choose the surface rather than the shelter, because coarse sand or pebbles do not blow into you the way fine sand does. Nea Chora is fifteen minutes' walk from the old harbour. The record: 23.2C nights, 2 precipitation days carrying 7.2mm and a 27.4C sea.
CoarseSandOrPebbles · August · 1 month ago · Read more on Tripadvisor ↗
June is the month Chania-area regulars recommend: properly summer without late July's intensity, and with enough people to feel alive rather than crowded before the main season starts. Their framing of the heat is worth having - 30C here does not feel like 30C further north, because the humidity is lower and there is usually a breeze off the sea - with the caveat that a June heatwave can still push past 40C. The sea is warm enough to swim. On beaches they distinguish: Kalyves and Almyrida stay comfortable, while Balos and Elafonissi are overrun whatever the month. The record: 30.1C days that feel like 33C, 20.7C nights, 2.1 precipitation days, 13 hours of sun and a 23C sea.
BreezeNotHumidity · June · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Chania's card on the map.

Chania climate normals — May

Daytime high26°C / 78°F🌤 warm
Nighttime low16°C / 61°F
Feels like (high)27°C / 81°F
Sea temperature19°C / 66°F🧊 bracing
Rainfall33 mm / 1.3 in🌦 some rain
Rainy days5 days
Humidity69%💧 humid
Dew point14°C / 58°F
Sunshine12.1 h/day
Daylight14 h
Wind22 km/h / 14 mph
Air quality (US AQI)53🙂 moderate

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Chania 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.

Shoulder seasonschool holidays in 4 of the markets that fill it, an ordinary month(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Chania'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 weatherChania's weather peaks June–August.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Chania in May

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Nature

    Spring wildflowers and greens

    10 Mar – 10 May · usuallyWildflowers & blooms

    The hills behind the town go green and flowering for two months, and the horta the tavernas serve in spring is picked off them. It is the walking season the island does not advertise.

  • Opening

    Samaria Gorge open

    1 May – 31 Oct · usuallyTrail season

    The national park opens when the authority judges the riverbed safe, usually in the first half of May, and shuts around the end of October. Out of season you can only walk the last two kilometres from Agia Roumeli. Source ↗

What's on around the world in May →

Nearby, and something's on

Within 300 km of Chania — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Chania?

Loading map…

Chania in May — FAQ

Is May a good time to visit Chania?
May in Chania: warm, a little rain — an excellent time to visit. It ranks #6 of 12 months for Chania on SeasonMap's comfort score (83/100).
What is the weather like in Chania in May?
In May, Chania averages a daily high of 25.6°C and a low of 16.3°C, with about 32.5 mm of rain over roughly 5.2 rainy days.
What is the air quality in Chania in May?
Chania has a mean US Air Quality Index of about 53 in May.

Within 300 km: Heraklion's Spring on the Messara around 10 Mar – 10 May, and Milos' Boats and rooms open around 15 Apr – 20 May.