Białystok Weather in December
December in Białystok sees daytime temperatures around 2°C (36°F) and lows of -3°C (27°F) at night. Pack a rain jacket because some snow/rainfall is likely.
Rainfall in Białystok in December
Typically, about 19 days will experience snow/rainfall, with an average of 52 mm (2 in) for the month. With rain spread across many days but low totals, showers are typically short and light rather than heavy.
Temperature in Białystok in December
Expect highs of 2°C (36°F) in Białystok in December, with nights dropping to around -3°C (27°F). The winter season takes place during December. Cold conditions tend to persist from morning through evening, so be prepared for winter weather. With overnight lows of -3°C (27°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. With temperatures this low, you'll need to dress warmly. Staying prepared is crucial to avoid the discomfort of the cold.
Sunshine in Białystok in December
With limited sunshine this month, there are about 20 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.
Wind Speed in Białystok in December
Average wind speeds reach 3 m/s (6 knots) in December, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Białystok. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Poland, check out our Białystok's climate page.
Białystok Temperature in December
Min Temperature
-3°C (27°F)
Max Temperature
2°C (36°F)
Chance of Rain
63%
Precipitation
52 mm (2 in)
Rainy days
19 days
Humidity
89% *
Windspeed
3 m/s (6 knots) *
Sunshine
20 hours *
Percentage Sunshine
8% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Białystok typically stay consistent throughout December, with daily highs averaging around 2°C (36°F). Nights are very cold, with lows typically ranging from -5°C (23°F) to -2°C (28°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 for Białystok in December
Browse day-by-day weather records for Białystok spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Białystok historical weather extremes in December
Our historical data for Białystok spans 1976 to 2025, revealing these weather extremes.
- Białystok recorded its highest December temperature of 12°C (54°F) on December 31, 2022.
Best Places in Poland in December
Find out more about the weather in Poland and which places have the best travel conditions in this month. See all of Poland in December →
perfect weather
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What to Wear in Białystok in December
Dress warmly and in layers for your trip to Białystok 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. Wet weather is likely, so pack waterproof gear for multiple rainy days. With limited sunshine expected, sunglasses aren't a priority for packing.What To Do in Białystok in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Poland, check out our Białystok's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Białystok climate overview or explore weather in Poland.
