Koszalin weather live forecast

Today's maximum temperature in Koszalin is expected to be 21°C. Select a day from the live weather forecast for Koszalin, Poland for more weather parameters.

Sunday
7th Jun
21

14

3

5
Monday
8th Jun
18

14

10

4
Tuesday
9th Jun
20

13

1

5
Wednesday
10th Jun
18

11

6

5
Thursday
11th Jun
17

11

1

5

5-day weather forecast updated at 04:00 on Saturday 6th June 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 7th June 2026

Expect isolated thunderstorms in Koszalin, Poland with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 88% chance of some rain and a light breeze of 9 kph from the south-west.

21
°C maximum temperature
14
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
5
UV index (Moderate)
88
% chance of some rain
<10
mm of rainfall expected
21
°C wind chill
9
kph wind from SW

Koszalin weather for Monday 8th June 2026

Expect broken clouds in Koszalin, Poland with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the west.

18
°C maximum temperature
14
°C minimum temperature
broken clouds
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from W

Koszalin weather for Tuesday 9th June 2026

Expect isolated thunderstorms in Koszalin, Poland with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 70% chance of some rain and a gentle breeze of 16 kph from the west.

20
°C maximum temperature
13
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
5
UV index (Moderate)
70
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
16
kph wind from W

Koszalin weather for Wednesday 10th June 2026

Expect mostly cloudy with light rain in Koszalin, Poland with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 50% chance of some rain and a gentle breeze of 13 kph from the south-west.

18
°C maximum temperature
11
°C minimum temperature
mostly cloudy with light rain
6
hours of sunshine
5
UV index (Moderate)
50
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
13
kph wind from SW

Koszalin weather for Thursday 11th June 2026

Expect mostly cloudy with light rain in Koszalin, Poland with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 49% chance of some rain and a light breeze of 9 kph from the north.