Bialystok weather live forecast

Today's maximum temperature in Bialystok is expected to be 35°C. Select a day from the live weather forecast for Bialystok, Poland for more weather parameters.

Wednesday
5th Aug
35

19

10

6
Thursday
6th Aug
31

20

10

6
Friday
7th Aug
25

15

5

5
Saturday
8th Aug
22

13

8

4
Sunday
9th Aug
24

11

13

5

5-day weather forecast updated at 04:00 on Wednesday 5th 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 Wednesday 5th August 2026

Expect sunshine and showers in Bialystok, Poland with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 11% chance of some rain and a light breeze of 9 kph from the south.

35
°C maximum temperature
19
°C minimum temperature
sunshine and showers
10
hours of sunshine
6
UV index (High)
11
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
9
kph wind from S

Bialystok weather for Thursday 6th August 2026

Expect isolated thunderstorms in Bialystok, Poland with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 2-5 mm of rainfall expected with 43% chance of some rain and a light breeze of 8 kph from the north-west.

31
°C maximum temperature
20
°C minimum temperature
isolated thunderstorms
10
hours of sunshine
6
UV index (High)
43
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from NW

Bialystok weather for Friday 7th August 2026

Expect isolated thunderstorms in Bialystok, Poland with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 16% chance of some rain and a light breeze of 10 kph from the north-west.

25
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
5
UV index (Moderate)
16
% chance of some rain
<2
mm of rainfall expected
25
°C wind chill
10
kph wind from NW

Bialystok weather for Saturday 8th August 2026

Expect broken clouds in Bialystok, Poland with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-west.

22
°C maximum temperature
13
°C minimum temperature
broken clouds
8
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
22
°C wind chill
9
kph wind from NW

Bialystok weather for Sunday 9th August 2026

Expect scattered clouds in Bialystok, Poland with a maximum temperature of 24°C, maximum UV of 5 (Moderate) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the north-east.