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.

Tuesday
1st Sep
21

13

5

3
Wednesday
2nd Sep
20

12

5

4
Thursday
3rd Sep
21

11

8

4
Friday
4th Sep
19

13

3

2
Saturday
5th Sep
18

12

5

4

5-day weather forecast updated at 04:00 on Tuesday 1st 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 Tuesday 1st September 2026

Expect isolated thunderstorms in Bialystok, Poland with a maximum temperature of 21°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 61% chance of some rain and a gentle breeze of 13 kph from the west.

21
°C maximum temperature
13
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
3
UV index (Moderate)
61
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
13
kph wind from W

Bialystok weather for Wednesday 2nd September 2026

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 23% chance of some rain and a light breeze of 11 kph from the west.

20
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
4
UV index (Moderate)
23
% chance of some rain
<2
mm of rainfall expected
20
°C wind chill
11
kph wind from W

Bialystok weather for Thursday 3rd September 2026

Expect sunshine and showers in Bialystok, Poland with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a light breeze of 9 kph from the west.

21
°C maximum temperature
11
°C minimum temperature
sunshine and showers
8
hours of sunshine
4
UV index (Moderate)
25
% chance of some rain
<2
mm of rainfall expected
21
°C wind chill
9
kph wind from W

Bialystok weather for Friday 4th September 2026

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 19°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 69% chance of some rain and a light breeze of 12 kph from the west.

19
°C maximum temperature
13
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
2
UV index (Low)
69
% chance of some rain
<5
mm of rainfall expected
19
°C wind chill
12
kph wind from W

Bialystok weather for Saturday 5th September 2026

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 69% chance of some rain and a gentle breeze of 16 kph from the west.