Opatija weather in December (Istria, Croatia)

Curious about the December weather in Opatija? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In December, Opatija typically experiences low temperatures and heavy rainfall. December falls within the winter season. Throughout the day, temperatures typically settle at around 8°C. But by evening, they drop to around 2°C.

Opatija in December falls under the rainy season with heavy rainfall, averaging around 177 mm for the month. Rain is expected on roughly 14 days.

The area experiences a moderate amount of sunshine, with approximately 100 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Opatija. May, June, July and August generally stand out with the best circumstances. While January, February, March, October, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Opatija climate page with graphs.

 

Opatija, monthly averages in December

Min Temperature 2°C  

Max Temperature 8°C  

Water Temperature 14°C *  

Chance of Rain 46%  

Precipitation 177 mm  

Rainy days 14 days  

Humidity 66% *  

Sunshine 100 hours *  

Percentage Sunshine 39% *  

* Data from: Rijeka, Croatia (7 KM, 4 Miles).

Where to go in Croatia in December

Find out more about the weather in Croatia in December and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Opatija in December?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature. With a water temperature of around 14°C there is no need to bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in December.

Swimming

5/10

Cycling

4/10

Walking

4/10

Camping

3/10

Outdoor sports

4/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Opatija.

Our site offers climate and forecast data for every country in the world. Are you going to Croatia? On this website you can find historical weather averages for many cities in Croatia. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.