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What Is the Weather Like in Kea in June?

Avg High: 30°C / 86°F

Avg Low: 21°C / 69°F

Sea Temp: 22°C / 71°F

Rain Days: 1

Rainfall: 9 mm

Daylight: 14h 45m

Swimming: Yes

Season: Shoulder

Key Facts

Worth Going?

Yes – warm sea, fewer crowds

Weather in Kea in June

In Kea, June brings early-summer weather that is hot and almost completely dry. Average highs reach 30°C / 86°F, with lows of around 21°C / 69°F. Sea temperatures average around 22°C / 72°F, comfortable for swimming. Expect just 1 rainy day in a typical June. Kea is the closest Cycladic island to Athens, and its hills are greener than most, dotted with oak trees. Summer weather here is shaped by the meltemi, a dry northerly wind that keeps the heat bearable but can make exposed beaches choppy. Days bring around 15 hours of daylight, 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. The sun is strong from mid-morning onwards, even when a breeze makes it feel cooler. Get out early and late, and save the hottest hours of the afternoon for the water.

Swimming in Kea in June

June is a great month for swimming in Kea, with water temperatures around 22°C / 71°F. It's warmer later in the year, with the best swimming in July, August and September. On windy days, choose a beach sheltered from the north, where the water stays calmer. Beaches are lively but less crowded than in high summer. Many coves are rocky or pebbly, so water shoes are useful. No wetsuit needed.

Crowds & Prices in Kea in June

Crowds in Kea are moderate in June, with plenty of space at the main sights and beaches. Prices are noticeably lower than in high summer, and there's more choice of rooms. Weekends are busier than weekdays, as it's a popular escape from Athens. Early mornings and late afternoons are the quietest times at popular sights. You can often book at short notice, except around holidays.

What's Open in Kea in June

Ferries to Kea from Lavrio run at full summer frequency in June, but they sell out, so book ahead. 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. Shops in tourist areas often stay open into the evening.

Festivals & Holidays in Kea in June

Around 24 June, some villages still light bonfires for the feast of Saint John, and summer festivals begin. Whit Monday often falls in June, making a long weekend when Greeks head for the coast. In Kea, 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 June a Good Time to Visit Kea?

Yes, June is an excellent choice for Kea. In numbers: highs of about 30°C / 86°F, lows of 21°C / 69°F and rain on around 1 day in a typical June. You get warm water and summer weather with fewer people and better prices than in high season. It's ideal for beach days, swimming and a quick getaway from Athens. If you want the absolute peak of summer life, July and August are busier, but most travelers will prefer June.

Frequently Asked Questions

What time does the sun set in Kea in June?

Through June, sunset in Kea moves from around 8:35 pm to around 8:50 pm in Greek local time, bringing the latest sunsets of the year. In mid-June, expect it at around 8:45 pm. The long evenings leave plenty of daylight after the heat of the day.

Is it windy in Kea in June?

Sometimes. The meltemi, the northerly summer wind of the Aegean, starts to blow on some days in June, although it's usually less persistent than in July and August. Windy days feel fresher and can make north-facing beaches choppy, while calm days get properly hot. Rain is rare.

Is Kea a good weekend trip from Athens in June?

Yes, but it's popular. Kea is a favorite summer escape for Athenians, so weekend ferries from Lavrio and accommodation fill up fast in June. Book early, or go midweek for a calmer trip.

Do I need a car on Kea in June?

It's the best way to explore. Kea is spread out, and buses mainly link the port with the busiest beaches and villages, so a hire car lets you reach quieter corners. In June, book early, as rental cars can sell out.

Is June or July better for visiting Kea?

June, for most travelers. It has the longest days, a swimmable sea and a summer atmosphere, with fewer crowds and lower prices than July. July is hotter and busier as school holidays begin, but it's the choice if you want the island in full swing.

Loving Kea?

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Kea Weather by Month

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

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

Temperatures, swimming and what's on in March.

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

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

Weather, sea temperature and travel tips for June.

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

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

Temperatures, swimming and what's on in September.

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

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

Weather, sea temperature and travel tips for December.

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