Trsteno Weather in December

With daytime temperatures of 12°C (54°F) and nighttime lows of 6°C (43°F), December in Trsteno brings moderate temperatures during the day. Do keep in mind that December is part of the rainy season, with frequent and often heavy rainfall.

Rainfall in Trsteno in December

Trsteno is in the rainy season in December, with rain on around 13 days and an average of 198 mm (7.8 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.

Temperature in Trsteno in December

In December, Trsteno gets moderate temperatures, with highs of 12°C (54°F). Nights cool to around 6°C (43°F). The winter season takes place during December. Conditions are often most pleasant around the middle of the day. Nights drop to 6°C (43°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Trsteno in December

The area enjoys a moderate level of sunlight, with around 125 hours. It's a good balance between sunny and rainy days.

Average water temperature in December

The water temperature is 16°C (61°F), chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Trsteno. Our weather planner can help you explore destinations with more pleasant weather conditions.