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Banja Luka Weather in December
December in Banja Luka brings low temperatures, with highs of 7°C (45°F) and nights dropping to -1°C (30°F). Rainfall is on the higher side this month, averaging around 86 mm (3.4 in), so keep a rain jacket handy.
Rainfall in Banja Luka in December
Looking at the last 30 years, the data shows about 14 days with snow/rain, averaging 86 mm (3.4 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Banja Luka in December
December in Banja Luka sees highs of 7°C (45°F) and lows of -1°C (30°F) overnight. December is typically considered a winter month. It stays cool throughout the day, so warm layers are a good idea from morning to evening. Nights drop below freezing to -1°C (30°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.
Sunshine in Banja Luka in December
The month has fewer sunny days, with around 48 hours of sunshine.If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Banja Luka. Our weather planner can help you explore destinations with more pleasant weather conditions.
Banja Luka Temperature in December
Min Temperature
-1°C (30°F)
Max Temperature
7°C (45°F)
Chance of Rain
46%
Precipitation
86 mm (3.4 in)
Rainy days
14 days
Humidity
82%
Sunshine
48 hours
Percentage Sunshine
18%
Banja Luka Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Banja Luka - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Banja Luka typically stay consistent throughout December, with daily highs averaging around 7°C (45°F). Nights are very cold, with lows typically ranging from -3°C (27°F) to 1°C (34°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather records for Banja Luka in December
Browse day-by-day weather records for Banja Luka spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Banja Luka historical weather extremes in December
Our historical data for Banja Luka spans 1976 to 2025, revealing these weather extremes.
- Banja Luka recorded its highest December temperature of 23°C (73°F) on December 1, 2023.
- Nighttime temperatures dropped to -18°C (0°F) on December 25, 2001, marking the coldest December night on record.
Best Places in Bosnia and Herzegovina in December
Find out more about the weather in Bosnia and Herzegovina and which places have the best travel conditions in this month. See all of Bosnia and Herzegovina 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 Banja Luka in December
Dress warmly and in layers for your trip to Banja Luka 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. Expect heavy rainfall, so bring good rain protection and waterproof bags. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.
What To Do in Banja Luka in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
-
Swimming4/10 -
Cycling4/10 -
Walking4/10 -
Camping1/10 -
Outdoor sports4/10
Banja Luka 3-Day Forecast
More climate data for Banja Luka
Temperature Rainfall Sunshine Humidity
See the full Banja Luka climate overview or explore weather in Bosnia and Herzegovina.
Popular in December
Where to go in December - average daytime high across popular destinations.
Neum
12°C (54°F) Međugorje10°C (50°F) Trebinje10°C (50°F) Mostar8°C (46°F) Banja Luka
7°C (45°F) Visoko6°C (43°F) Jahorina4°C (39°F) Sarajevo5°C (41°F) Bucket list
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