Croatia in December: Weather, Crowds & What to Expect
Climate Map for December
Average temperature across Croatia in December.
City Weather in December
| City | High | Low | Rain | UV | Feels |
|---|---|---|---|---|---|
| Zagreb | 5° | -1° | 61 mm | low | Cold |
| Split | 12° | 6° | 87 mm | low | Cold |
| Rijeka | 10° | 4° | 146 mm | low | Cold |
| Zadar | 11° | 3° | 91 mm | low | Cold |
| Pula | 10° | 4° | 69 mm | low | Cold |
| Karlovac | 5° | -1° | 81 mm | low | Cold |
| Šibenik | 11° | 5° | 72 mm | low | Cold |
High / low are average daily temperatures (°C). “Feels” reflects how hot or cold it feels, allowing for humidity.
Istria & Kvarner (Northern Adriatic)
December has chilly, damp days and festive Christmas markets in Pula and Poreč; temperatures hover around single digits Celsius with occasional frosts overnight. Stormy periods driven by jugo (sirocco) or bora make sea crossings unpredictable, but winter walks along empty promenades are atmospheric. Travelers should expect reduced tourist services, so plan ahead and pack warm, waterproof layers and comfortable shoes.
Central Dalmatian Coast & Islands (Split, Hvar, Brač, Vis)
December has crisp, cool days and festive markets in Split; rain and strong winds are possible but there are also bright, uncommon winter sun breaks. The coast is peaceful and many tour operators close, making it a contemplative time to see the palace and waterfront without crowds. Pack warm clothing and a waterproof shell; expect erratic ferry services in rough weather.
Southern Dalmatia (Dubrovnik, Korčula, Pelješac, Mljet)
December brings crisp, cool days with festive lighting in Dubrovnik and relatively mild temperatures compared with inland Croatia, but rain and gusty winds can interrupt sightseeing. Some boutique hotels and restaurants remain open and there is a peaceful, low-key feel to the old town. Pack warm layers and waterproof clothing, and be prepared for shorter daylight and occasional ferry cancellations in rough weather.
Dinaric Alps, Gorski Kotar & Lika (Mountains and Karst Interior)
December often ushers in full winter across the Dinaric backbone: reliable snow at higher elevations, frozen lakes in sheltered basins, and winter resort activity when conditions permit. Short daylight and colder temperatures mean careful planning for long hikes, but festive mountain inns welcome visitors. Bring full winter kit, expect slower travel on mountain roads, and check avalanche and road conditions before venturing into the highlands.
Continental Croatia (Zagreb, Slavonia, Northern Plains)
December is festive in Zagreb, famous for its Advent markets and lights, while temperatures are cold with frequent frosts and occasional snow - creating a classic Central European winter feel. Outdoor ice rinks open, and cafés serve mulled wine; inland roads can be icy, so plan travel times accordingly. Pack warm winter clothing, insulated footwear, and be ready for lively city atmospheres despite the cold.