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
14th May
18

7

7

4
Friday
15th May
20

6

8

4
Saturday
16th May
17

10

4

3
Sunday
17th May
21

10

2

2
Monday
18th May
18

9

7

4

5-day weather forecast updated at 04:00 on Thursday 14th May 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 14th May 2026

Expect broken clouds in Bialystok, Poland with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

18
°C maximum temperature
7
°C minimum temperature
broken clouds
7
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
13
kph wind from S

Bialystok weather for Friday 15th May 2026

Expect broken clouds in Bialystok, Poland with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south.

20
°C maximum temperature
6
°C minimum temperature
broken clouds
8
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
12
kph wind from S

Bialystok weather for Saturday 16th May 2026

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 48% chance of some rain and a light breeze of 7 kph from the south-west.

17
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
3
UV index (Moderate)
48
% chance of some rain
<5
mm of rainfall expected
17
°C wind chill
7
kph wind from SW

Bialystok weather for Sunday 17th May 2026

Expect isolated thunderstorms in Bialystok, Poland with a maximum temperature of 21°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 44% chance of some rain and a light breeze of 11 kph from the north.

21
°C maximum temperature
10
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
2
UV index (Low)
44
% chance of some rain
<10
mm of rainfall expected
21
°C wind chill
11
kph wind from N

Bialystok weather for Monday 18th May 2026

Expect isolated thunderstorms in Bialystok, Poland with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 36% chance of some rain and a light breeze of 10 kph from the north.