Hottest Greek islands in August

Hottest Greek islands in August

Hottest Greek islands in August are the far southeast Dodecanese and southeast Crete where summer peaks latest and longest. Rhodes with Rhodes Town and Lindos, Karpathos with Pigadia and Olympos, Kasos, Kastellorizo off Kas, Symi, Chalki, Kos with Kos Town and Kardamena, Crete especially Ierapetra, Sitia and Makry Gialos, and Gavdos as the southernmost point in Greece average 31-35C highs with sea at 27-28C, its warmest of the year, and almost no rainfall. Rhodes, Karpathos and south Crete record the highest August maximums.

Known for hottest sea and most reliable sun, with Tsambika and Lindos on Rhodes, Apella Bay on Karpathos, Vai palm beach and Chrissi Island off Ierapetra on Crete, and blue cave swims on Kastellorizo. Central Cyclades like Mykonos, Paros, Naxos and Santorini sit at 28-31C but feel cooler due to peak Meltemi winds, while Ionian islands like Corfu, Kefalonia, Zakynthos and Lefkada are 29-31C with greener landscapes and more humid nights.

IslandDescription
KastellorizoAugust max 31C min 23C min 25C max 30C sea 28.8C warmest – farthest SE bare rock hottest sea August.
RhodesAugust warmest seawater 27.3C sea average climbs to 27.25C warmest August 27C sea 26-28C avg high 30-33C – Lindos bare rock 33C south less Meltemi.
KarpathosAugust same band as Rhodes sea 27.3C max 30C – Apella sheltered cliff holds heat 30C.
KasosAugust max 30C flat dry near Karpathos sea 27C – same as Rhodes warmest seawater.
CreteAugust 28C avg high 26C sea Heraklion 29C 23C sea warmest 26.06C sea max 25.4C – Elafonisi sand 60C Libyan Sea hottest part Crete.
GavdosAugust same as Crete south 28C avg high 26C sea 26.06C warmest southernmost 34.8N hottest sea August.
ChrissiAugust same as Crete 29C 23C sea 26C sand 60C – south Crete cedar island.
StrongyliAugust same as Kastellorizo 31C max 23C min sea 28.8C bare rock easternmost Greece hottest rock August.
RoAugust same as Kastellorizo 31C max 23C min sea 28.8C near Kastellorizo hottest rock.
KosAugust 31C max day 22C min night 25C sea warmest seawater 25.3C peak 25.3C sea 26C daytime 32C max – flat Dodecanese hot August flat.
SymiAugust same as Rhodes warmest seawater 27.3C sea 27.25C enclosed harbor holds heat extreme 30C.
ChalkiAugust same as Rhodes warmest seawater 27.3C sea 27.25C near Rhodes flat hot August.
TilosAugust same as Rhodes 27.3C sea 27.25C Livadi flat hot August Dodecanese south.
NisyrosAugust same as Rhodes 27.3C sea 27.25C volcano crater holds heat 35C crater floor hot August.
KoufonisiAugust max 29.8C sand 60C sea 25C low flat sand reflects hottest Cycladic sand August same as Kos 25.3C sea.

Hottest Greek islands in August are Crete 32°C, Rhodes 30°C, Karpathos hottest and Zakynthos

Hottest Greek islands in August is still peak summer. Peak summer July and August is when Crete experiences its hottest temperatures mid-July mid-August consistently high sea at its warmest. Daytime averages in both July and August are 32ºC in Crete, so expect some days much hotter. Southernmost islands near Libyan Sea like Crete can get bakingly hot — July temperatures Crete average balmy 26ºC, August same. Karpathos located between Crete and Rhodes actually has highest temperatures of all the Greek Islands — even in August highest.

Rhodes August 30°/25° 0 rainy days 31 sunny hours Good — hottest month July average daily maximum 30 C low 24 C, August same 30°C. July hottest month Rhodes average temperature 26°C coldest January 12°C most sunshine 12 hours August. Rhodes weather August perfect swimming sea 25°C. Warmest part Rhodes Lindos Paul’s Bay warmest spot island often temperature can be up to 10 degrees higher than Rhodes town.

August July September June hottest months to visit temperatures average 77°F-79°F across islands — Kolymbia Rhodes 79°F, Kalamaki Zakynthos 78°F, Amorgos 76°F. Karpathos Rhodes Zakynthos probably hottest Ionian Greece very high August.

August ranking — why Crete south and Karpathos beat Cyclades

Guide nuance: in August Meltemi winds can make temperature feel cooler especially Cyclades islands — Mykonos Paros Naxos windy feel less hot, while Dodecanese and Crete south feel full heat without wind break. Warmest weather Crete and all Greek islands between late May early October sunny hot water perfect swimming water temperature heats throughout summer months warmest August early September — so August sea warmest.

For hottest Greek islands in August list: Karpathos highest temps all Greek islands, Crete 32°C daytime south hot winds blowing from Africa southern side, Rhodes 30°C max Lindos hotter, Zakynthos hottest Ionian 78°F average, Kos 28-29°C, Symi similar. Average daily high Crete 27.3°C June but August higher 29-32°C, Rhodes average daily high 28.4°C June August 30°C.

If you want hottest Greek islands in August for beach, pick Crete south coast 32°C + sea 25-26°C, Karpathos east beaches Apella Kyra Panagia sheltered hottest, Rhodes Lindos 30°C+ plus 12 hours sun, Zakynthos Kalamaki 78°F average. That’s August heat top.

Sources

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Last Updated on September 8, 2026 by admin