GR

Greece Sea Temperature by Month

12-month annual sea surface temperature curves across all 62 surveyed coastlines in Greece. Data queried directly from NOAA OISST v2.1 1991–2020 0.25° grid climatology.

Notice: 30-year historical climatological monthly mean (1991–2020), not a live single-day sensor forecast.

Aegean Meltemi Winds vs Deep Ionian & Cretan Basins

In the Aegean Sea, strong dry northerly winds (the Meltemi) in July and August induce localized vertical water mixing and localized upwelling, keeping surface temperatures around 24–25°C despite scorching ambient air temperatures. In contrast, the sheltered southern Ionian and southern Crete reach 26.3–26.8°C.

Oceanographic Phenomenon: Meltemi Wind Mixing & Southern Solar Radiation
Thermal Lag Characteristic: Strong eastern Mediterranean thermal lag: October waters across Rhodes and Crete remain remarkably mild (22.8–23.5°C), warmer than early June (21.5°C).
Peak Bathing Average: August (26.3°C)

Coastlines & Monthly Curves in Greece

Balos Lagoon

Crete · Pink Sand

Peak August: 25.4°C (Jun: 22°C · Sep: 24.5°C)

Myrtos Beach

Kefalonia · Pebbles / Shingle

Peak August: 25.9°C (Jun: 22.6°C · Sep: 24.8°C)

Porto Katsiki

Lefkada · Pebbles / Shingle

Peak August: 25.9°C (Jun: 22.6°C · Sep: 24.8°C)

Sarakiniko Beach

Milos · Volcanic Black Sand

Peak August: 24.6°C (Jun: 22.2°C · Sep: 23.9°C)

Agios Prokopios

Naxos · Fine White Sand

Peak August: 23.8°C (Jun: 21.5°C · Sep: 23.2°C)

Koukounaries

Skiathos · Golden Sand

Peak August: 26.2°C (Jun: 22.7°C · Sep: 24.4°C)

Pori Beach

Ano Koufonisi, Cyclades · Golden Sand

Peak August: 23.6°C (Jun: 21.5°C · Sep: 23.3°C)

Simos Beach

Elafonisos, Peloponnese · Fine White Sand

Peak August: 25.9°C (Jun: 22°C · Sep: 24.9°C)

St Paul's Bay

Lindos, Rhodes · Pebbles / Shingle

Peak August: 27.1°C (Jun: 22.7°C · Sep: 26.2°C)

Voutoumi Beach

Antipaxos, Ionian · Pebbles / Shingle

Peak August: 25.7°C (Jun: 22.4°C · Sep: 24.6°C)

Elafonissi Beach

Crete · Pink Sand

Peak August: 25.3°C (Jun: 21.8°C · Sep: 24.7°C)

Lalaria Beach

Skiathos, Sporades · Pebbles / Shingle

Peak August: 26.2°C (Jun: 22.7°C · Sep: 24.4°C)

Petani Beach

Paliki, Kefalonia · Pebbles / Shingle

Peak August: 25.9°C (Jun: 22.6°C · Sep: 24.8°C)

Seychelles Beach

Ikaria, North Aegean · Pebbles / Shingle

Peak August: 23.6°C (Jun: 21.5°C · Sep: 23°C)

Egremni Beach

Lefkada, Ionian · Pebbles / Shingle

Peak August: 25.9°C (Jun: 22.6°C · Sep: 24.8°C)

Damnoni Beach

Plakias, Crete · Golden Sand

Peak August: 25.5°C (Jun: 22.2°C · Sep: 24.9°C)

Apella Beach

Karpathos, Dodecanese · Pebbles / Shingle

Peak August: 25.1°C (Jun: 22.1°C · Sep: 24.6°C)

Plaka Beach

Naxos, Cyclades · Fine White Sand

Peak August: 23.8°C (Jun: 21.5°C · Sep: 23.2°C)

Gerakas Beach

Vasilikos, Zakynthos · Rocky Cove

Peak August: 25.9°C (Jun: 22.3°C · Sep: 25°C)

Karidi Beach

Vourvourou, Sithonia · Golden Sand

Peak August: 26.1°C (Jun: 23°C · Sep: 24°C)

Tsambika Beach

Rhodes · Golden Sand

Peak August: 27.1°C (Jun: 22.7°C · Sep: 26.2°C)

Firiplaka Beach

Milos · Rocky Cove

Peak August: 24.7°C (Jun: 22.2°C · Sep: 24°C)

Porto Timoni

Afionas, Corfu · Pebbles / Shingle

Peak August: 25.3°C (Jun: 22°C · Sep: 24.3°C)

Kedrodasos

near Elafonissi, Crete · Golden Sand

Peak August: 25.3°C (Jun: 21.8°C · Sep: 24.7°C)

Ammolofoi Beach

Nea Peramos, Kavala · Golden Sand

Peak August: 26.0°C (Jun: 22.7°C · Sep: 23.8°C)

Seitan Limania

Akrotiri, Chania · Pebbles / Shingle

Peak August: 25.7°C (Jun: 22.4°C · Sep: 24.7°C)

Agiofili Beach

Vasiliki, Lefkada · Pebbles / Shingle

Peak August: 25.9°C (Jun: 22.6°C · Sep: 24.8°C)

Antisamos Beach

Sami, Kefalonia · Pebbles / Shingle

Peak August: 25.9°C (Jun: 22.3°C · Sep: 24.9°C)

Voidokilia Beach

Pylos, Peloponnese · Golden Sand

Peak August: 26.1°C (Jun: 22.4°C · Sep: 25.2°C)

Xigia Beach

Zakynthos · Pebbles / Shingle

Peak August: 25.9°C (Jun: 22.3°C · Sep: 24.9°C)

Possidi Beach

Kassandra, Halkidiki · Golden Sand

Peak August: 26.3°C (Jun: 22.9°C · Sep: 24.3°C)

Preveli Beach

Plakias, South Crete · Golden Sand

Peak August: 25.5°C (Jun: 22.2°C · Sep: 24.9°C)

Anthony Quinn Bay

Faliraki, Rhodes · Pebbles / Shingle

Peak August: 26.9°C (Jun: 22.5°C · Sep: 26°C)

Stafylos Beach

Skopelos · Pebbles / Shingle

Peak August: 26.0°C (Jun: 22.6°C · Sep: 24.3°C)

Xi Beach

Lixouri, Kefalonia · Golden Sand

Peak August: 25.9°C (Jun: 22.4°C · Sep: 24.9°C)

Kavourotrypes

Sithonia, Halkidiki · Rocky Cove

Peak August: 26.1°C (Jun: 23°C · Sep: 24°C)

Kolymbithres

Naoussa, Paros · Rocky Cove

Peak August: 24.1°C (Jun: 21.7°C · Sep: 23.4°C)

Red Beach

Santorini · Volcanic Black Sand

Peak August: 24.4°C (Jun: 22°C · Sep: 23.9°C)

Matala Beach

Matala, Crete · Golden Sand

Peak August: 25.4°C (Jun: 22.1°C · Sep: 25°C)

Kleftiko

Milos, Cyclades · Golden Sand

Peak August: 24.7°C (Jun: 22.2°C · Sep: 24°C)

Mikri Vigla

Naxos, Cyclades · Golden Sand

Peak August: 23.8°C (Jun: 21.5°C · Sep: 23.2°C)

Kolimbithra Beach

Tinos · Rocky Cove

Peak August: 24.1°C (Jun: 21.5°C · Sep: 23.3°C)

Giola Lagoon

Thassos · Rocky Cove

Peak August: 25.7°C (Jun: 22.6°C · Sep: 23.7°C)

Canal d'Amour

Sidari, Corfu · Golden Sand

Peak August: 25.1°C (Jun: 21.9°C · Sep: 24.1°C)

Perissa Beach

Santorini · Volcanic Black Sand

Peak August: 24.4°C (Jun: 22°C · Sep: 23.9°C)

Prasonisi Beach

Rhodes, Dodecanese · Golden Sand

Peak August: 26.5°C (Jun: 22.4°C · Sep: 25.7°C)

Vai Beach

Palekastro, East Crete · Golden Sand

Peak August: 25.0°C (Jun: 22.1°C · Sep: 24.5°C)

Paleochori Beach

Milos · Pebbles / Shingle

Peak August: 24.6°C (Jun: 22.2°C · Sep: 23.9°C)

Falassarna Beach

Kissamos, West Crete · Pink Sand

Peak August: 25.4°C (Jun: 22°C · Sep: 24.5°C)

Kathisma Beach

Lefkada · Pebbles / Shingle

Peak August: 25.9°C (Jun: 22.6°C · Sep: 24.6°C)

Psarou Beach

Mykonos, Cyclades · Golden Sand

Peak August: 23.8°C (Jun: 21.4°C · Sep: 23.2°C)

Sarti Beach

Sithonia, Halkidiki · Golden Sand

Peak August: 26.1°C (Jun: 23°C · Sep: 24°C)

Super Paradise Beach

Mykonos, Cyclades · Golden Sand

Peak August: 23.8°C (Jun: 21.4°C · Sep: 23.2°C)

Elia Beach

Mykonos · Golden Sand

Peak August: 23.8°C (Jun: 21.4°C · Sep: 23.2°C)

Mylopotas Beach

Ios · Golden Sand

Peak August: 24.0°C (Jun: 21.8°C · Sep: 23.6°C)

Kamari Beach

Santorini · Volcanic Black Sand

Peak August: 24.4°C (Jun: 22°C · Sep: 23.9°C)

Paleokastritsa Beach

Corfu, Ionian · Pebbles / Shingle

Peak August: 25.3°C (Jun: 22°C · Sep: 24.3°C)