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What Is the Weather Like in Ios in July?

Avg High: 28°C / 83°F

Avg Low: 23°C / 74°F

Sea Temp: 23°C / 74°F

Rain Days: 0

Rainfall: 0 mm

Daylight: 14h 25m

Swimming: Yes

Season: Peak

Key Facts

Worth Going?

Yes – peak beach season, book early

Weather in Ios in July

In Ios, July brings high-summer weather that is hot and almost completely dry. Temperatures typically peak at around 28°C / 83°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. You're very unlikely to see any rain. Sea temperatures average around 23°C / 73°F, comfortable for swimming. Ios is a hilly island in the southern Cyclades, and its bays face in every direction, so there's usually a sheltered beach somewhere. Summer weather here is shaped by the meltemi, a dry northerly wind that keeps the heat bearable but can make exposed beaches choppy. 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. Get out early and late, and save the hottest hours of the afternoon for the water.

Swimming in Ios in July

Expect the sea around Ios to be about 23°C / 74°F in July, comfortable for long swims. The sea hasn't fully warmed up yet, as August is usually the warmest month, but conditions are already very good. Try Mylopotas and Manganari for clear water. 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. No wetsuit needed.

Crowds & Prices in Ios in July

July brings peak crowds to Ios. Prices for rooms, car hire and ferries are at their yearly high. Staying slightly outside the main town usually means better value and more space. Weekdays are calmer than weekends at the most popular spots. Early mornings and late afternoons are the quietest times at popular sights. Book early, as the best-value rooms go first.

What's Open in Ios in July

In July, ferries from Piraeus and Rafina to Ios run often, with extra fast boats in the peak season. Everything is open, from hotels and tavernas to beach bars and boat trips. Archaeological sites and museums are on their longer summer hours. The bars and clubs of Chora are in full swing. Boat trips and excursions run regularly, weather permitting.

Festivals & Holidays in Ios 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. Locals in Ios mark these dates in the traditional way, and visitors are welcome to join in. Look out for posters announcing local feasts and concerts, often only a few days ahead.

Is July a Good Time to Visit Ios?

July is a great time to visit Ios if you want long beach days, a warm sea and the island at its liveliest. Expect highs of around 28°C / 83°F and lows near 23°C / 74°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 Ios in July?

In early July, the sun sets in Ios at around 8:40 pm. By mid-month it's around 8:40 pm, and by the end of July around 8:30 pm. All times are Greek local time. Chora, especially near the church of Panagia Gremiotissa, has wide views to the west.

How hot does Ios 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 Chora on Ios in July?

Yes. Chora on Ios is at its liveliest in July, but also at its busiest. Explore in the morning or after sunset, when it's cooler and the atmosphere is at its best. Climb to the church of Panagia Gremiotissa for the views.

Do I need a car on Ios in July?

Not necessarily. Buses link the port and Chora 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 Ios?

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 Ios?

Ios Island Tee

Ios Weather by Month

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

Weather, sea temperature and travel tips for February.

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

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

Temperatures, swimming and what's on in May.

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

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

Weather, sea temperature and travel tips for August.

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

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

Temperatures, swimming and what's on in November.

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

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