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What Is the Weather Like in Agathonisi in August?

Avg High: 33°C / 92°F

Avg Low: 23°C / 74°F

Sea Temp: 24°C / 75°F

Rain Days: 0

Rainfall: 0 mm

Daylight: 13h 35m

Swimming: Yes

Season: Peak

Key Facts

Worth Going?

Yes – peak beach season, book early

Weather in Agathonisi in August

In Agathonisi, August brings high-summer weather that is hot and almost completely dry. Temperatures typically peak at around 33°C / 92°F in the afternoon and fall to about 23°C / 74°F at night. Even after dark it stays warm, so a room with air-conditioning makes a difference. Rain is almost unheard of. Sea temperatures average around 24°C / 75°F, warm enough for long swims. Summer weather here is shaped by the meltemi, a dry northerly wind that keeps the heat bearable but can make exposed beaches choppy. Agathonisi is a small, rocky island close to the Turkish coast, exposed to the wind on most sides. Daylight lasts about 13½ hours, leaving long, light evenings. Pack light, breathable clothes, a sun hat, high-factor sunscreen and sunglasses. When the wind picks up, a light windproof layer is handy for evenings by the water. Get out early and late, and save the hottest hours of the afternoon for the water.

Swimming in Agathonisi in August

Expect the sea around Agathonisi to be about 24°C / 75°F in August, comfortable for long swims. This is when the sea is at its warmest all year. When the meltemi blows, north-facing beaches get rough, so head for sheltered bays on the south side. Popular beaches fill up by late morning, so arrive early. Quieter coves around the coast are often just as beautiful as the famous beaches. No wetsuit needed.

Crowds & Prices in Agathonisi in August

Even at its busiest in August, Agathonisi stays small-scale, though rooms and ferry seats sell out. Accommodation is at its most expensive, and the best rooms go early. Around 15 August, when Greek families travel, ferries and rooms sell out. Weekdays are calmer than weekends at the most popular spots. Early mornings and late afternoons are the quietest times at popular sights. Book accommodation and ferries months ahead.

What's Open in Agathonisi in August

Ferries to Agathonisi from Samos and Patmos run at full summer frequency in August, but they sell out, so book ahead. It's the full season, so hotels, restaurants, beach bars and excursions are all running. Opening hours are long, with many tavernas serving until late. Shops in tourist areas often stay open into the evening. Boat trips and excursions run regularly, weather permitting.

Festivals & Holidays in Agathonisi in August

15 August, the Dormition of the Virgin Mary, is the biggest summer holiday, with church services and village festivals everywhere. Many Greeks return to their home villages in August, and panigyria, village feasts with live music and dancing, run late into the night. In Agathonisi, as across Greece, these traditions are very much alive. Summer evenings are the time for festivals, open-air cinemas and late dinners outdoors.

Is August a Good Time to Visit Agathonisi?

August is a great time to visit Agathonisi if you want long beach days, a warm sea and the island at its liveliest. Expect highs of around 33°C / 92°F, lows near 23°C / 74°F and almost no rain. It suits families on school holidays and anyone who loves a busy summer atmosphere. It's less ideal if you dislike crowds or high prices. For a calmer trip with the sea still warm, consider June, September or October instead.

Frequently Asked Questions

What time does the sun set in Agathonisi in August?

Sunset in Agathonisi is at around 8:20 pm at the start of August, around 8:05 pm in mid-August and around 7:45 pm by the end of the month, in Greek local time. The long evenings leave plenty of daylight after the heat of the day.

Is it windy in Agathonisi in August?

Often, yes. August is the height of the meltemi, a strong, dry northerly wind that blows across the Aegean on many summer days, sometimes for several days in a row. It keeps the heat bearable, but it can make exposed beaches rough and delay fast ferries and small boats. South-facing beaches are usually more sheltered.

Is August a good time for walking on Agathonisi?

Only early in the morning or late in the day. August is hot, most paths have little shade and the midday sun is fierce. Start at dawn, carry plenty of water and wear a hat. Paths link the island's three small villages with its quiet coves.

Do I need a car on Agathonisi in August?

No. Agathonisi is small enough to explore on foot, and the distances between the harbor, village and beaches are short. In August, some beaches may also be served by small boats or a seasonal minibus, and it's worth bringing a hat for the walks.

Is August or September better for visiting Agathonisi?

September, for most travelers. The sea is still warm, the crowds thin out after the first week or two and prices drop, while most businesses stay open. August is the choice only if you want the island at its busiest and liveliest.

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Agathonisi Weather by Month

Weather, sea temperature and travel tips for January.

What to expect in February: weather, crowds and what's open.

Is March a good time to go? See the weather and what's open.

Temperatures, swimming and what's on in April.

Planning a trip in May? Here's the weather and what to know.

Sunshine, rain and sea temperatures for June, plus travel tips.

Weather, sea temperature and travel tips for July.

What to expect in August: weather, crowds and what's open.

Is September a good time to go? See the weather and what's open.

Temperatures, swimming and what's on in October.

Planning a trip in November? Here's the weather and what to know.

Sunshine, rain and sea temperatures for December, plus travel tips.

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