September · Greece
Best time to visit Thassos in September Weather, crowds & prices
Weather in Thassos in September
Average temperature 23°C, 15 mm of rain, about 29 days with 6+ hours of sunshine and 59% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
10.0/10
Ranked #4 of 12 months
- Avg temp
- 23°C
- Rainfall
- 15 mm
- Humidity
- 59%
- Days with 6h+ sun
- 29
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$$ · Peak Season Rates ($$$)
September in Thassos scores 10.0/10 for beach and coastal travel - an above-average month (#4 of 12). Expect around 23°C, 15 mm of rain, and roughly 29 days with 6+ hours of sunshine this month.
Thassos is a green northern Aegean island of marble beaches, pine slopes and a harbour town at Limenas.
September ranks 4th of 12 for Thassos — one of the best windows
With 23°C (73°F) on average, September delivers classic beach weather: plenty of time in the water, with beach and boat plans rarely disrupted by cold.
With around 15 mm of rain, any showers tend to pass through rather than settle in; about 29 days with 6+ hours of sunshine and 12.5 hours of daylight fill the rest.
On our climate-comfort scale this is one of the strongest months of the year for Thassos at 10/10 (4th of 12), just behind June at 10/10.
Pack light clothing, swimwear and real sun protection.
Budget for peak pricing, and crowds are moderate.
Frequently asked
- What is the weather like in Thassos in September?
- In September, Thassos averages 23°C, 15 mm of rain, and about 29 days with 6+ hours of sunshine. Its climate-comfort score is 10.0/10.
- Is September a good time to visit Thassos?
- September earns a 10.0/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Thassos in September?
- Expect about 15 mm of rain in September. Average humidity is 59% and there are about 29 days with 6+ hours of sunshine.
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