Bialystok weather live forecast

Today's maximum temperature in Bialystok is expected to be 20°C. Select a day from the live weather forecast for Bialystok, Poland for more weather parameters.

Saturday
19th Sep
20

11

8

3
Sunday
20th Sep
19

12

1

3
Monday
21st Sep
13

9

4

2
Tuesday
22nd Sep
14

8

2

1
Wednesday
23rd Sep
15

7

4

3

5-day weather forecast updated at 04:00 on Saturday 19th 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 Saturday 19th September 2026

Expect broken clouds in Bialystok, Poland with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-west.

20
°C maximum temperature
11
°C minimum temperature
broken clouds
8
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
20
°C wind chill
10
kph wind from SW

Bialystok weather for Sunday 20th September 2026

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 88% chance of some rain and a light breeze of 12 kph from the south-west.

19
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
3
UV index (Moderate)
88
% chance of some rain
<5
mm of rainfall expected
19
°C wind chill
12
kph wind from SW

Bialystok weather for Monday 21st September 2026

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 13°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 89% chance of some rain and a light breeze of 12 kph from the west.

13
°C maximum temperature
9
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
2
UV index (Low)
89
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
12
kph wind from W

Bialystok weather for Tuesday 22nd September 2026

Expect isolated thunderstorms in Bialystok, Poland with a maximum temperature of 14°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 74% chance of some rain and a light breeze of 9 kph from the north-west.

14
°C maximum temperature
8
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
1
UV index (Low)
74
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
9
kph wind from NW

Bialystok weather for Wednesday 23rd September 2026

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 16% chance of some rain and a light breeze of 8 kph from the north-west.