Sun, sea & sand

Scyros weather in May

Temperature, sea and sunshine in May: long-term averages from 30 years of weather data, not a forecast.

48

Holiday weather in May

Fair

Best time to visit: June – September

What is the weather like in Scyros in May?

In May, Scyros is mild: daytime highs average 20 °C, and nights cool down to about 17 °C. The sea averages 18.0 °C – bracing, so a wetsuit helps for longer swims. With around 10 hours of sunshine a day, there is plenty of sun. Rain is rare: about 3 days bring 18 mm in total. All in all, May is a so-so month for a holiday in Scyros.

May compared

How the weather changes from April to June. Tap a month to open it.

AprilAprMayMayJuneJun
Score344888
Day16°20°24°
Night13°17°21°
Sea16°18°22°
Sun8 h10 h12 h
Rain days531

More details for May

Daylight
14 h 16 min06:10 – 20:26
UV index
9 · very highclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
26 km/haverage daily peakAll months
Cloud cover
33 %on averageAll months
Hot days
0 days30 °C or moreAll months
Snow days
0 days1 cm or more of fresh snow
Time zone
UTC+3Europe/Athens

How the score comes together

  • Temperatureweight 35 %13 %
  • Seaweight 25 %14 %
  • Sunshineweight 20 %100 %
  • Few rainy daysweight 20 %100 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.

What to pack in May

  • Wetsuit for longer swims
  • Sunscreen
  • Sunglasses & sun hat

Scyros in May: quick answers

Is Scyros hot in May?

No. In May, Scyros is mild: daytime highs average 20 °C and nights drop to about 17 °C.

Can you swim in Scyros in May?

Only if you don't mind cold water: in May the sea averages just 18.0 °C. Comfortable swimming is possible from June to October.

Does it rain much in Scyros in May?

Rain is rare: about 3 days bring 18 mm in total.

Scyros month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences