Koszalin weather live forecast

Today's maximum temperature in Koszalin is expected to be 22°C. Select a day from the live weather forecast for Koszalin, Poland for more weather parameters.

Sunday
30th Aug
22

16

0

4
Monday
31st Aug
21

16

4

4
Tuesday
1st Sep
18

15

4

2
Wednesday
2nd Sep
19

14

6

3
Thursday
3rd Sep
19

13

4

2

5-day weather forecast updated at 04:00 on Saturday 29th August 2026 GMT

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The 5-day weather forecast for Poland (Koszalin) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Koszalin weather forecast by day

Below are the detailed weather forecasts for Koszalin for the next 5 days.

Koszalin weather for Sunday 30th August 2026

Expect isolated thunderstorms in Koszalin, Poland with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 74% chance of some rain and a gentle breeze of 15 kph from the south.

22
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
4
UV index (Moderate)
74
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
15
kph wind from S

Koszalin weather for Monday 31st August 2026

Expect isolated thunderstorms in Koszalin, Poland with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 85% chance of some rain and a light breeze of 12 kph from the south-west.

21
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
4
UV index (Moderate)
85
% chance of some rain
<5
mm of rainfall expected
21
°C wind chill
12
kph wind from SW

Koszalin weather for Tuesday 1st September 2026

Expect isolated thunderstorms in Koszalin, 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 58% chance of some rain and a gentle breeze of 17 kph from the west.

18
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
2
UV index (Low)
58
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
17
kph wind from W

Koszalin weather for Wednesday 2nd September 2026

Expect broken clouds in Koszalin, Poland with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the west.

19
°C maximum temperature
14
°C minimum temperature
broken clouds
6
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
13
kph wind from W

Koszalin weather for Thursday 3rd September 2026

Expect isolated thunderstorms in Koszalin, Poland with a maximum temperature of 19°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 73% chance of some rain and a gentle breeze of 15 kph from the west.