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.

Thursday
10th Sep
18

10

4

4
Friday
11th Sep
18

8

4

3
Saturday
12th Sep
18

11

5

2
Sunday
13th Sep
20

9

4

3
Monday
14th Sep
19

13

0

1

5-day weather forecast updated at 04:00 on Thursday 10th September 2026 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 Thursday 10th September 2026

Expect isolated thunderstorms in Bialystok, Poland with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 36% chance of some rain and a light breeze of 12 kph from the west.

18
°C maximum temperature
10
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
4
UV index (Moderate)
36
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
12
kph wind from W

Bialystok weather for Friday 11th September 2026

Expect broken clouds in Bialystok, Poland with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the west.

18
°C maximum temperature
8
°C minimum temperature
broken clouds
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
18
°C wind chill
6
kph wind from W

Bialystok weather for Saturday 12th September 2026

Expect broken clouds in Bialystok, Poland with a maximum temperature of 18°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the north.

18
°C maximum temperature
11
°C minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
5
kph wind from N

Bialystok weather for Sunday 13th September 2026

Expect broken clouds in Bialystok, Poland with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-west.

20
°C maximum temperature
9
°C minimum temperature
broken clouds
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
20
°C wind chill
8
kph wind from SW

Bialystok weather for Monday 14th September 2026

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 19°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 33% chance of some rain and little or no wind of 6 kph from the south-west.