The weather in Opatija in December is very cold with temperatures between 0°C and 7°C, warm clothes are a must.
You can expect rain for roughly half of the month of December in Opatija. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Please note that Opatija can expect a few days of snow in December.
Our weather forecast can give you a great sense of what weather to expect in Opatija in December 2024.
If you’re planning to visit Opatija in the near future, we highly recommend that you review the 14 day weather forecast for Opatija before you arrive.