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In Petrovac na Moru, December brings moderate daytime temperatures around 13°C (55°F), with nights cooling to 8°C (46°F). This month falls within the rainy season, so expect frequent rainfall.
If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Petrovac na Moru. Our weather planner can help you explore destinations with more pleasant weather conditions.
Pick a month to see the average temperature, rainfall and sunshine in Petrovac na Moru - and find the best time to visit.
50-year average (1976-2025)
Based on our historical records, temperatures in Petrovac na Moru typically stay consistent throughout December, with daily highs averaging around 13°C (55°F). Nights are cold, with lows typically ranging from 2°C (36°F) to 6°C (43°F).
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Petrovac na Moru spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
According to our 49 years of weather records for Petrovac na Moru, the following extremes were recorded between 1976 and 2025.
Find out more about the weather in Montenegro and which places have the best travel conditions in this month. See all of Montenegro in December →
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).
Pack for changing conditions in Petrovac na Moru in December. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Petrovac na Moru climate overview or explore weather in Montenegro.
Where to go in December - average daytime high across popular destinations.
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