Thassos weather in September 2025

Expect 24°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Thassos in September. Check more long-term weather averages for Thassos in September before you book your next holiday to Thassos in 2025/2026.

  • 24°C maximum daytime temperature in September in Thassos (Thassos Town)24
    24°C max day temperature
  • 9 hours of sunshine per day
  • 4 days with some rainfall in September in Thassos (Thassos Town)4
    4 days with some rainfall
  • 13°C minimum night-time temperature in September in Thassos (Thassos Town)13
    13°C min night temperature
  • 12 hours of daylight per day in September in Thassos (Thassos Town)12
    12 hours of daylight per day
  • Low heat & humidity in September in Thassos (Thassos Town)L
    Low heat & humidity
  • 35 mm monthly rainfall in September in Thassos (Thassos Town)35
    35 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in Thassos (Thassos Town)6
    6 (High) UV index
  • 23°C sea temperature in September in Thassos (Thassos Town)23
    23°C sea temperature

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The September weather guide for Thassos (Thassos Town) 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.

Top Thassos destinations

Below are average maximum temperatures at popular countries, regions and places in Thassos in September. Select a holiday destination to see more weather parameters.

All Thassos destinations

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

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More about Greece

How hot is it in Thassos in September?

Daytime temperatures usually reach 24°C in Thassos Town, Thassos in September, falling to 13°C at night.

How sunny is it in Thassos in September?

There are normally 9 hours of bright sunshine each day in Thassos Town, Thassos in September - that's 72% of daylight hours.

How warm is the sea around Thassos in September?

The average sea temperature around Thassos Town, Thassos in September is 23°C.

Does it rain in Thassos in September?

There are usually 4 days with some rain in Thassos Town, Thassos in September and the average monthly rainfall is 35mm.

Thassos September sunrise & sunset times

Browse the sunrise and sunset times for Thassos in September 2025. Select a month to view Thassos sunrise and sunset times for the next 12 months. The Thassos sunrise and sunset times shown below are for Thassos Town.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:48 18:53
Monday, 15th September 2025 06:02 18:30
Tuesday, 30th September 2025 06:17 18:05

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