Symi weather in October 2025

Expect 24°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Symi in October. Check more long-term weather averages for Symi in October before you book your next holiday to Greece in 2025/2026.

  • 24°C maximum daytime temperature in October in Symi24
    24°C max day temperature
  • 8 hours of sunshine per day
  • 6 days with some rainfall in October in Symi6
    6 days with some rainfall
  • 15°C minimum night-time temperature in October in Symi15
    15°C min night temperature
  • 11 hours of daylight per day in October in Symi11
    11 hours of daylight per day
  • No heat & humidity in October in Symi0
    No heat & humidity
  • 69 mm monthly rainfall in October in Symi69
    69 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in October in Symi5
    5 (Moderate) UV index
  • 23°C sea temperature in October in Symi23
    23°C sea temperature

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The October weather guide for Greece (Symi) 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 Symi in October?

Daytime temperatures usually reach 24°C in Symi in October, falling to 15°C at night.

How sunny is it in Symi in October?

There are normally 8 hours of bright sunshine each day in Symi in October - that's 72% of daylight hours.

How warm is the sea around Symi in October?

The average sea temperature around Symi in October is 23°C.

Does it rain in Symi in October?

There are usually 6 days with some rain in Symi in October and the average monthly rainfall is 69mm.

Symi October sunrise & sunset times

Browse the sunrise and sunset times for Symi in October 2025. Select a month to view Symi sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:04 17:52
Thursday, 16th October 2025 06:17 17:31
Friday, 31st October 2025 06:31 17:13

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