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
4th Sep
18

15

1

2
Saturday
5th Sep
19

12

7

4
Sunday
6th Sep
16

11

4

1
Monday
7th Sep
18

9

7

3
Tuesday
8th Sep
23

9

12

4

5-day weather forecast updated at 04:00 on Friday 4th 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 Friday 4th September 2026

Expect cloudy with some rain in Bialystok, Poland with a maximum temperature of 18°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 95% chance of some rain and a gentle breeze of 17 kph from the south-west.

18
°C maximum temperature
15
°C minimum temperature
cloudy with some rain
1
hour of sunshine
2
UV index (Low)
95
% chance of some rain
<10
mm of rainfall expected
18
°C wind chill
17
kph wind from SW

Bialystok weather for Saturday 5th September 2026

Expect sunshine and showers in Bialystok, Poland with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 43% chance of some rain and a gentle breeze of 18 kph from the west.

19
°C maximum temperature
12
°C minimum temperature
sunshine and showers
7
hours of sunshine
4
UV index (Moderate)
43
% chance of some rain
<2
mm of rainfall expected
19
°C wind chill
18
kph wind from W

Bialystok weather for Sunday 6th September 2026

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 16°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 64% chance of some rain and a gentle breeze of 14 kph from the west.

16
°C maximum temperature
11
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
1
UV index (Low)
64
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
14
kph wind from W

Bialystok weather for Monday 7th September 2026

Expect broken clouds in Bialystok, Poland with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the west.

18
°C maximum temperature
9
°C minimum temperature
broken clouds
7
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
8
kph wind from W

Bialystok weather for Tuesday 8th September 2026

Expect scattered clouds in Bialystok, Poland with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south.