The climate in Thásos during September can be summarized as warm and reasonably dry.
September is in the fall / autumn in Thásos and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 24°C (75°F), whilst at night 13°C (56°F) is normal.
| Daytime temperature | 24°C 75.2°F |
|---|---|
| Nightly temperature | 13.2°C 55.8°F |
| Average temperature | 18.6°C 65.5°F |
| Daily sunshine | 9.7 hrs |
| Avg rainfall | 35 mm 1.4 ins |
| Rainy days | 4 days |
| Sea temperature | 23.7°C 74.7°F |
| Humidity | 61% |
| Windspeed | 8.6kph 5 mph |
On average September is the 3rd driest month of the year in Thásos with around 35mm 1.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 4 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.7 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Thásos in September 2025.
Best places to visit in September
| Hottest month: | July | 28°C 82.4°F |
|---|---|---|
| Driest month: | August | 24mm 0.9ins |
| Sunniest month: | July | 12.4hrs |
| Coldest month: | January | 7.2°C 45°F |
| Wettest month: | December | 91mm 3.6ins |