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.

Friday
15th May
18

4

6

4
Saturday
16th May
15

10

1

3
Sunday
17th May
19

11

6

3
Monday
18th May
19

10

0

4
Tuesday
19th May
18

10

4

2

5-day weather forecast updated at 04:00 on Friday 15th 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 Friday 15th May 2026

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 27% chance of some rain and a light breeze of 12 kph from the south.

18
°C maximum temperature
4
°C minimum temperature
mostly cloudy with light rain
6
hours of sunshine
4
UV index (Moderate)
27
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
12
kph wind from S

Bialystok weather for Saturday 16th May 2026

Expect isolated thunderstorms in Bialystok, Poland with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 53% chance of some rain and a light breeze of 7 kph from the south.

15
°C maximum temperature
10
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
3
UV index (Moderate)
53
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
7
kph wind from S

Bialystok weather for Sunday 17th May 2026

Expect isolated thunderstorms in Bialystok, Poland with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 37% chance of some rain and a light breeze of 9 kph from the north-east.

19
°C maximum temperature
11
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
3
UV index (Moderate)
37
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
9
kph wind from NE

Bialystok weather for Monday 18th May 2026

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 48% chance of some rain and a light breeze of 9 kph from the north.

19
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
4
UV index (Moderate)
48
% chance of some rain
<5
mm of rainfall expected
19
°C wind chill
9
kph wind from N

Bialystok weather for Tuesday 19th May 2026

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 18°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 29% chance of some rain and a light breeze of 9 kph from the north-west.