Bialystok weather live forecast

Today's maximum temperature in Bialystok is expected to be 18°C. Select a day from the live weather forecast for Bialystok, Poland for more weather parameters.

5-day weather forecast updated at 04:00 on Monday 15th September 2025 GMT

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The 5-day weather forecast for Poland (Bialystok) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Bialystok weather forecast by day

Below are the detailed weather forecasts for Bialystok for the next 5 days.

Bialystok weather for Monday 15th September 2025

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 27% chance of some rain and a light breeze of 10 kph from the south.

  • 18°C maximum temperature18
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 27% chance of some rain27
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Light breeze of 10 kph from the South10
    kph wind from S

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Bialystok weather for Tuesday 16th September 2025

Expect isolated thunderstorms in Bialystok, Poland with a maximum temperature of 17°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 43% chance of some rain and a light breeze of 12 kph from the south-west.

  • 17°C maximum temperature17
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 43% chance of some rain43
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 12 kph from the South-West12
    kph wind from SW

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Bialystok weather for Wednesday 17th September 2025

Expect sunshine and showers in Bialystok, Poland with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 29% chance of some rain and a gentle breeze of 13 kph from the west.

  • 16°C maximum temperature16
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 29% chance of some rain29
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 13 kph from the West13
    kph wind from W

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Bialystok weather for Thursday 18th September 2025

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a gentle breeze of 13 kph from the south-west.

  • 16°C maximum temperature16
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 25% chance of some rain25
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 13 kph from the South-West13
    kph wind from SW

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Bialystok weather for Friday 19th September 2025

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 19% chance of some rain and a gentle breeze of 15 kph from the west.

  • 20°C maximum temperature20
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 19% chance of some rain19
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 20°C wind chill20
    °C wind chill
  • Gentle breeze of 15 kph from the West15
    kph wind from W

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Metric (°C / mm)  |  Imperial (°F / inches)

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