Białystok Weather & Climate: Best Time to Visit

Depending on the time of the year, temperatures range from comfortable to very cold in Białystok. Average daytime temperatures reach a comfortable 25°C (77°F) in July. In January, the coolest month of the year, temperatures drop to a very cold 1°C (34°F).

At night, temperatures range from around 14°C (57°F) in July to -5°C (23°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Białystok has a moderate amount of precipitation, averaging 722 mm (28 in) of rain/snowfall annually. Białystok experiences moderate seasonal variation in rainfall, with monthly averages ranging from 88 mm (3.5 in) in July, the wettest month, and 47 mm (1.9 in) in November, the driest month. For more details, please visit our Białystok Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Białystok can be enjoyed more throughout the sunniest month of June under a blue sky, with approximately 7.9 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 0.7 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Białystok.

The city experiences its highest humidity in December, reaching 89%. In May, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

The mean wind speed varies between 2 m/s (4 knots) and 3 m/s (6 knots) throughout the year. It is lowest in May, June, July, August, September and October and highest during January, February, March, April, November and December. What does this mean?

The mean monthly wind speed over the year (meters per second)