Sea temperature in Lemnos in October
The sea around Lemnos averages 21°C in October, usually between 20°C and 23°C. That is cool: fine for a quick swim, many people find it chilly.
Average21°CCool
Usual range20°C–23°C80% of readings
vs September−2.9°cooler
vs November−2.1°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 | 21°C |
| 2025 | 20°C |
Nearby in October
Beaches in Lemnos
13 of 13 beaches have an Excellent EU water-quality grade. See which ones are calm today.