Sea temperature in Lesbos in October
The sea around Lesbos averages 21°C in October, usually between 20°C and 24°C. That is cool: fine for a quick swim, many people find it chilly.
Average21°CRefreshing
Usual range20°C–24°C80% of readings
vs September−2.2°cooler
vs November−2.0°cooler next month
Through the year
Monthly averages 2023–2025. Water at 22°C or warmer: June–September.
October in recent years
| 2023 | 21°C |
|---|---|
| 2024 | 22°C |
| 2025 | 21°C |
Nearby in October
Beaches in Lesbos
45 of 46 beaches have an Excellent EU water-quality grade. See which ones are calm today.