Med Swim Report

Sea temperature in Symi in August

The sea around Symi averages 28°C in August, usually between 27°C and 29°C. That is warm enough for most people to swim comfortably.

Average28°CVery warm
Usual range27°C–29°C80% of readings
vs July+0.9°warmer
vs September−1.3°cooler next month

Through the year

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDec

Monthly averages 2023–2025. Water at 22°C or warmer: June–November.

August in recent years

202328°C
202428°C
202528°C

Nearby in August

Rhodes28°C46 km
Kos27°C65 km
Kos26°C82 km
Kalymnos26°C92 km
Karpathos27°C134 km
Patmos25°C140 km

Beaches in Symi

8 of 8 beaches have an Excellent EU water-quality grade. See which ones are calm today.