Croatia features a Mediterranean climate, with hot, dry summers and cold, wet winters. The hottest months are July and August, and January takes the title for the coldest month of the year.

While Croatia is a premier summer destination, it is not warm all year round in the traditional tropical sense. The country has a dual climate: the Dalmatian Coast (Split, Dubrovnik, Hvar) enjoys a Mediterranean climate with hot, dry summers and mild, rainy winters where temperatures rarely drop below 5°C (41°F). However, the inland regions and the capital, Zagreb, experience a continental climate with four distinct seasons, including cold winters where snow is common and temperatures frequently dip below freezing. In 2026, "winter sun" seekers will find the coast pleasant but too cold for swimming, as sea temperatures drop to about 13°C (55°F) in February. The best "warm" weather occurs from late May to early October, with July and August seeing blistering highs of 30°C–35°C (86°F–95°F). For those visiting in the off-season, Croatia offers a different charm—the lack of crowds and lower prices make it ideal for cultural exploration, but travelers must pack a heavy coat and waterproof gear if they plan to head away from the sheltered coastal islands into the mountainous interior.