Weather in Croatia in June

updated 24.02.2025

Summer begins in Croatia in June, bringing warm temperatures and long, sunny days. Inland Croatia sees highs of 68°F to 82°F (20°C to 28°C), while the Adriatic coast ranges from 72°F to 84°F (22°C to 29°C). The sea temperature reaches a comfortable 70°F to 73°F (21°C to 23°C), marking the start of the true swimming season in Croatia. The sunny weather in Croatia in June also brings the islands and coastal towns to life, with bars and beach clubs getting into full swing. Festivals, including the famous INmusic Festival in Zagreb, start to pop up across the country.

Croatia in June at a glance

June is a fantastic time to visit before the peak-season crowds arrive, offering a balance of great weather and a more relaxed atmosphere. Longer days and plenty of sunshine provide the perfect conditions for enjoying Croatia’s many charms, while the Adriatic is now ideal for swimming. As a result, tourist hotspots begin to fill up.

  • In June, Croatia really starts to warm up. Inland areas, like Zagreb and Osijek, typically see temperatures between 59°F to 82°F (15°C to 28°C). Along the coast, including Dubrovnik and Split, it stays a bit cooler with averages of 64°F to 79°F (18°C to 26°C).
  • June in Croatia is the perfect time for beach days, exploring the islands, and enjoying coastal festivals. The mild evenings also make outdoor dining a treat.
  • Those traveling on a tight budget might feel the pinch. With summer just around the corner, both prices and visitor numbers start to ramp up.
  • June marks the beginning of the high season, so you’ll notice more tourists in popular spots like Dubrovnik and Split. Flights and accommodations prices climb steeply, too, though it’s still not quite as hectic or expensive as July and August.

Is June a good time to visit Croatia?

June is a good time to visit Croatia, as this month marks the beginning of summer. Long, sunny days and warm temperatures are to be enjoyed. Inland areas range from 59°F to 82°F (15°C to 28°C), while the Adriatic coast sees 64°F to 79°F (18°C to 26°C). The sea is now warm enough for swimming, and beach destinations begin filling up.

The weather is ideal for hopping around Croatia’s many picturesque islands, enjoying water sports in the Adriatic (now that water temperatures are higher), and exploring historic coastal towns. Festivals, open-air concerts and lively nightlife make cities vibrant, as do the many Games of Thrones fans who descend on filming locations in Dubrovnik.

While prices start to rise, June remains more affordable than July and August. If you want warm weather, fun activities, and fewer tourists than peak summer, June is one of the best months to visit.

Average daily temperatures in June

June ushers in summer across Croatia, bringing warm weather and extended sunshine. Inland regions like Zagreb and Slavonia enjoy highs of 82°F (28°C) and lows of 59°F (15°C). In the mountain areas, such as Plitvice Lakes, temperatures are cooler, ranging from 50°F (10°C) to 73°F (23°C). Rain becomes less frequent, and the first heat waves of the season can make an appearance.

On the Adriatic coast, cities like Split and Dubrovnik see highs of 79°F (26°C) and lows of 64°F (18°C). The sea warms to 70°F (21°C), making it ideal for swimming and water activities. Coastal breezes help to moderate the heat, but the midday sun can still be intense.

June’s combination of long daylight hours and minimal rainfall creates perfect conditions for outdoor activities. National parks, beaches, and historic landmarks are at their most inviting. While the number of visitors starts to rise, it’s still quieter than the peak of summer, offering an excellent mix of great weather and manageable crowds.

Dubovica, Hvar, Croatia © Shutterstock

Dubovica, Hvar, Croatia © Shutterstock

What about the crowds and cost?

June marks the beginning of high season in Croatia, with crowds growing, especially in coastal towns and islands. While still less busy than in July and August, significant attractions like Dubrovnik’s Old Town, Plitvice Lakes and Hvar start to fill up. Beaches become lively as summer weather arrives.

Accommodations and flight prices increase, but deals can still be found early in the month. Restaurants, ferries, and tours operate at full capacity, offering a wide range of experiences. While crowds are noticeable, June remains a good time to visit for those who want peak-season vibes without the extreme prices of mid-summer.

Things to do in Croatia in June

The weather in Croatia in June brings long sunny days and warm temperatures. The Adriatic becomes perfect for swimming, while cities and national parks offer exciting outdoor activities. Crowds begin to build, but June is still less busy than the peak summer months. Here are some of the best things to do in the Croatia in June to get the most out of your trip.

Swim in the Adriatic and visit hidden beaches

The sea reaches a comfortable temperature for swimming, and June is ideal for discovering Croatia’s best beaches before the crowds peak. Zlatni Rat in Brač, Stiniva Beach in Vis, and Sakarun Beach in Dugi Otok offer crystal-clear waters and stunning scenery.

Explore Mljet National Park

Mljet, one of Croatia’s greenest islands, is perfect for a June visit. The national park features two saltwater lakes, dense forests, and peaceful hiking trails. Rent a bike, kayak on the lakes, or take a boat to the small island monastery in the middle of Veliko Jezero.

Take a boat trip to the Blue Cave

June is a fantastic time to visit the famous Blue Cave on Biševo Island. The cave’s natural light creates a glowing blue effect in the water, making for an unforgettable experience. Boat tours operate from Split, Hvar, and Vis, offering a chance to explore nearby sea caves.

Blue Cave - sea cave, Bisevo Island in Croatia © bayazed/Shutterstock

Blue Cave - sea cave, Bisevo Island in Croatia © bayazed/Shutterstock

Hike in the Velebit Mountains

For adventure seekers, June is an excellent time to hike in the Velebit Mountains. Paklenica National Park offers dramatic canyons and well-marked trails, while Northern Velebit National Park features stunning views of the Adriatic. The cool mountain air contrasts with the coastal heat.

Discover Rovinj’s old town

Rovinj, a picturesque coastal town in Istria, is best explored in early summer. Stroll through narrow alleys, visit St. Euphemia’s Church, and enjoy fresh seafood at a waterfront restaurant. The town’s Italian influence is evident in its colorful buildings and laid-back charm.

Festivals and Events in Croatia in June

June in Croatia is the start of the country’s lively summer season, which provides travelers with a packaged calendar of music festivals, outdoor celebrations, and coastal events, some of which are acclaimed worldwide.

  • INmusic Festival (Zagreb): Croatia’s largest open-air music festival features some of the planet’s biggest-name international rock and indie bands. Book accommodations early for this one.
  • Šibenik International Children’s Festival: A long-running cultural event with theater, workshops and performances for children, this is a great option when traveling with the whole family.
  • Dalmatian Klapa Festival (Omiš): This competition showcases the distinctive and super-traditional klapa a cappella singing, a UNESCO-listed heritage. It’s well worth building a visit to the competition into schedules as it’s a unique experience.
  • Kvarner Seafood Festival: This brilliant coastal food festival celebrates the best seafood dishes from the Kvarner Bay region. The only problem is choosing what to sample!
  • Pazin Cheese Festival: A gastronomic event highlighting Istrian cheeses, featuring tastings, cooking demonstrations, and farm visits.
Olga Sitnitsa

written by
Olga Sitnitsa

updated 24.02.2025

Online editor at Rough Guides, specialising in travel content. Passionate about creating compelling stories and inspiring others to explore the world.