Sea temperature in Lesbos in January
The sea around Lesbos averages 17°C in January, usually between 15°C and 19°C. That is cold for most swimmers; a wetsuit helps.
Average17°CCold
Usual range15°C–19°C80% of readings
vs December−1.3°cooler
vs February−0.9°cooler next month
Through the year
Monthly averages 2023–2025. Water at 22°C or warmer: June–September.
January in recent years
| 2023 | 16°C |
|---|---|
| 2024 | 18°C |
| 2025 | 16°C |
Nearby in January
Beaches in Lesbos
45 of 46 beaches have an Excellent EU water-quality grade. See which ones are calm today.