Bialystok weather live forecast

Today's maximum temperature in Bialystok is expected to be 21°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 Sunday 14th 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 Sunday 14th September 2025

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 84% chance of some rain and a gentle breeze of 13 kph from the south-east.

  • 21°C maximum temperature21
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 84% chance of some rain84
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 13 kph from the South-East13
    kph wind from SE

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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 2-5 mm of rainfall expected with 19% chance of some rain and a light breeze of 12 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)
  • 19% chance of some rain19
    % 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 South12
    kph wind from S

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Bialystok weather for Tuesday 16th September 2025

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 19°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 41% chance of some rain and a gentle breeze of 13 kph from the south-west.

  • 19°C maximum temperature19
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 41% chance of some rain41
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 19°C wind chill19
    °C wind chill
  • Gentle breeze of 13 kph from the South-West13
    kph wind from SW

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Bialystok weather for Wednesday 17th September 2025

Expect broken clouds in Bialystok, Poland with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the west.

  • 16°C maximum temperature16
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 16°C wind chill16
    °C wind chill
  • Gentle breeze of 14 kph from the West14
    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 18°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 38% chance of some rain and a light breeze of 11 kph from the south-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 38% chance of some rain38
    % 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 11 kph from the South-West11
    kph wind from SW

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

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