Bialystok weather live forecast

Today's maximum temperature in Bialystok is expected to be 16°C. Select a day from the live weather forecast for Bialystok, Poland for more weather parameters.

Tuesday
18th Aug
16

11

2

1
Wednesday
19th Aug
19

11

4

4
Thursday
20th Aug
22

14

6

4
Friday
21st Aug
24

13

5

3
Saturday
22nd Aug
22

13

5

5

5-day weather forecast updated at 04:00 on Monday 17th August 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 18th August 2026

Expect mostly cloudy with rain in Bialystok, Poland with a maximum temperature of 16°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 20-30 mm of rainfall expected with 86% chance of some rain and a light breeze of 11 kph from the north-west.

16
°C maximum temperature
11
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
1
UV index (Low)
86
% chance of some rain
<30
mm of rainfall expected
0
no heat & humidity
11
kph wind from NW

Bialystok weather for Wednesday 19th August 2026

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 54% chance of some rain and a light breeze of 10 kph from the west.

19
°C maximum temperature
11
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
4
UV index (Moderate)
54
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
10
kph wind from W

Bialystok weather for Thursday 20th August 2026

Expect sunshine and showers in Bialystok, Poland with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a light breeze of 10 kph from the west.

22
°C maximum temperature
14
°C minimum temperature
sunshine and showers
6
hours of sunshine
4
UV index (Moderate)
32
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
10
kph wind from W

Bialystok weather for Friday 21st August 2026

Expect mostly cloudy with light rain in Bialystok, Poland with a maximum temperature of 24°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 53% chance of some rain and a light breeze of 9 kph from the south.

24
°C maximum temperature
13
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
3
UV index (Moderate)
53
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
9
kph wind from S

Bialystok weather for Saturday 22nd August 2026

Expect mostly cloudy with rain in Bialystok, Poland with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 56% chance of some rain and a light breeze of 10 kph from the west.