Kostrena
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Kostrena Weather in December

Kostrena in December sees low temperatures, with highs around 7°C (45°F) and overnight lows of 1°C (34°F). Rainfall is fairly high at around 169 mm (6.7 in) on average, so pack waterproofs just in case.

Rainfall in Kostrena in December

Historically, the month has about 15 days of rain, averaging 169 mm (6.7 in) in total. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Kostrena in December

December in Kostrena brings typical temperatures with highs around 7°C (45°F) and lows of 1°C (34°F). The winter season takes place during December. It stays cool throughout the day, so warm layers are a good idea from morning to evening. With lows around 1°C (34°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Kostrena in December

The month brings about 100 hours of sunlight, offering a comfortable mix of sun and overcast.

Average water temperature in December

With water at 14°C (57°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.

December in Kostrena can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.

Kostrena Temperature in December

Min Temperature
1°C (34°F)
Max Temperature
7°C (45°F)
Water Temperature
14°C (57°F) *
Chance of Rain
48%
Precipitation
169 mm (6.7 in)
Rainy days
15 days
Humidity
66% *
Sunshine
100 hours *
Percentage Sunshine
39% *
* Data from: Rijeka, Croatia (7 KM, 4 Miles).

Kostrena Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Kostrena - and find the best time to visit.

Best Places in Croatia in December

Find out more about the weather in Croatia and which places have the best travel conditions in this month. See all of Croatia in December →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Kostrena in December

Dress warmly and in layers for your trip to Kostrena in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. It's going to pour! Pack a good poncho and prepare for very wet conditions. Expect water temperatures of around 14°C (57°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Kostrena in December

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

  • Swimming
    5/10
  • Cycling
    4/10
  • Walking
    4/10
  • Camping
    3/10
  • Outdoor sports
    4/10

Kostrena 3-Day Forecast

More climate data for Kostrena

Popular in December

Where to go in December - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.