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What Is the Weather Like in Alonissos in July?

Avg High: 29°C / 84°F

Avg Low: 22°C / 72°F

Sea Temp: 25°C / 77°F

Rain Days: 1

Rainfall: 8 mm

Daylight: 14h 40m

Swimming: Yes

Season: Peak

Key Facts

Worth Going?

Yes – peak beach season, book early

Weather in Alonissos in July

In Alonissos, July brings high-summer weather that is hot and almost completely dry. Temperatures typically peak at around 29°C / 84°F in the afternoon and fall to about 22°C / 72°F at night. Nights stay warm, so air-conditioning helps. The sea averages about 25°C / 77°F, properly warm for swimming. Expect just 1 rainy day in a typical July. The meltemi, the northerly wind of the Aegean, blows on many days and takes the edge off the heat, though it can also whip up dust and rough seas. Alonissos is covered in pine forest that runs down to quiet coves, and it sits within a national marine park. You get about 14½ hours of daylight a day, leaving long, light evenings. Bring loose, light clothing, a wide-brimmed hat, strong sunscreen and sunglasses. When the wind picks up, a light windproof layer is handy for evenings by the water. Plan sightseeing for the early morning or evening, and keep the midday hours for the beach or a shaded taverna.

Swimming in Alonissos in July

The sea in Alonissos averages around 25°C / 77°F in July, warm enough to stay in for as long as you like. The best swimming runs through July and August, and the water is still warming, reaching its peak in August. Try Agios Dimitrios and Milia for clear water. On windy days, choose a beach sheltered from the north, where the water stays calmer. Beaches are at their busiest now, so go early or late in the day. No wetsuit needed.

Crowds & Prices in Alonissos in July

Expect Alonissos to be at its busiest in July. Prices for rooms, car hire and ferries are at their yearly high. Early mornings and late afternoons are the quietest times at popular sights. Weekdays are calmer than weekends at the most popular spots. Staying slightly outside the main town usually means better value and more space. Book accommodation and ferries months ahead.

What's Open in Alonissos in July

In July, ferries from Volos and Agios Konstantinos to Alonissos run often, with extra fast boats in the peak season. It's the full season, so hotels, restaurants, beach bars and excursions are all running. Archaeological sites and museums are on their longer summer hours. Boat trips and excursions run regularly, weather permitting. Opening hours are long, with many tavernas serving until late.

Festivals & Holidays in Alonissos in July

Saint days such as Prophet Elias on 20 July bring feasts to chapels across the country, often on hilltops. July is the start of the panigyri season, when villages celebrate their saints' days with music, dancing and long tables of food, often late into the night. In Alonissos, these occasions are celebrated much as they are across the rest of Greece. Look out for posters announcing local feasts and concerts, often only a few days ahead.

Is July a Good Time to Visit Alonissos?

July is a great time to visit Alonissos if you want long beach days, a warm sea and the island at its liveliest. Expect highs of around 29°C / 84°F and lows near 22°C / 72°F. 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 Alonissos in July?

Through July, sunset in Alonissos moves from around 8:55 pm to around 8:40 pm in Greek local time, as the evenings get shorter. In mid-July, expect it at around 8:50 pm. The long evenings leave plenty of daylight after the heat of the day.

How hot does Alonissos get in July?

July is one of the two hottest months, with long, sunny days and almost no rain. The meltemi wind often takes the edge off the heat, but on calm days the midday sun is fierce, and heatwaves can bring a few days of extreme heat. Plan sightseeing for the morning or evening, and drink plenty of water.

Can I visit the National Marine Park of Alonissos in July?

Yes. Boat trips to the National Marine Park of Alonissos run regularly in July, but they're busy, so book ahead or take the first departure of the day. Trips can still be cancelled on very windy days. Boat trips from Patitiri explore the park's islets, and you may spot dolphins.

Do I need a car on Alonissos in July?

Not necessarily. Buses link Patitiri with the main beaches and villages in July, and taxis are available, though they're busy. A car, scooter or ATV gives you more freedom to explore quieter corners, so book one early.

Is July or August better for visiting Alonissos?

July is usually slightly better. Both months are hot, busy and expensive, but August is the absolute peak, especially around the 15 August holiday, when Greek families travel and ferries and rooms sell out. If you must go in August, book everything early.

Loving Alonissos?

Alonissos Island Tee

Alonissos Weather by Month

Temperatures, swimming and what's on in January.

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

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

Weather, sea temperature and travel tips for April.

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

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

Temperatures, swimming and what's on in July.

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

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

Weather, sea temperature and travel tips for October.

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

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

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