Platis Gialos weather in September 2025

Expect 25°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Platis Gialos in September. Check more long-term weather averages for Platis Gialos in September before you book your next holiday to Mykonos in 2025/2026.

  • 25°C maximum daytime temperature in September in Platis Gialos25
    25°C max day temperature
  • 11 hours of sunshine per day
  • 2 days with some rainfall in September in Platis Gialos2
    2 days with some rainfall
  • 19°C minimum night-time temperature in September in Platis Gialos19
    19°C min night temperature
  • 12 hours of daylight per day in September in Platis Gialos12
    12 hours of daylight per day
  • Low heat & humidity in September in Platis GialosL
    Low heat & humidity
  • 12 mm monthly rainfall in September in Platis Gialos12
    12 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in Platis Gialos7
    7 (High) UV index
  • 23°C sea temperature in September in Platis Gialos23
    23°C sea temperature

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Platis Gialos by month

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The September weather guide for Mykonos (Platis Gialos) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Greece

How hot is it in Platis Gialos in September?

Daytime temperatures usually reach 25°C in Platis Gialos in September with low heat and humidity, falling to 19°C at night.

How sunny is it in Platis Gialos in September?

There are normally 11 hours of bright sunshine each day in Platis Gialos in September - that's 85% of daylight hours.

How warm is the sea around Platis Gialos in September?

The average sea temperature around Platis Gialos in September is 23°C.

Does it ever rain in Platis Gialos in September?

There are usually 2 days with some rain in Platis Gialos in September and the average monthly rainfall is 12mm.

Platis Gialos September sunrise & sunset times

Browse the sunrise and sunset times for Platis Gialos in September 2025. Select a month to view Platis Gialos sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:49 18:48
Monday, 15th September 2025 06:01 18:26
Tuesday, 30th September 2025 06:13 18:03

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