Koszalin weather live forecast

Today's maximum temperature in Koszalin is expected to be 18°C. Select a day from the live weather forecast for Koszalin, Poland for more weather parameters.

Wednesday
10th Jun
18

9

5

4
Thursday
11th Jun
14

11

2

3
Friday
12th Jun
17

10

2

5
Saturday
13th Jun
16

13

3

5
Sunday
14th Jun
15

12

5

4

5-day weather forecast updated at 04:00 on Wednesday 10th 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 Wednesday 10th June 2026

Expect mostly cloudy with light rain in Koszalin, Poland with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 64% chance of some rain and a light breeze of 11 kph from the south-west.

18
°C maximum temperature
9
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
4
UV index (Moderate)
64
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
11
kph wind from SW

Koszalin weather for Thursday 11th June 2026

Expect isolated thunderstorms in Koszalin, Poland with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 94% chance of some rain and a light breeze of 9 kph from the west.

14
°C maximum temperature
11
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
3
UV index (Moderate)
94
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
9
kph wind from W

Koszalin weather for Friday 12th June 2026

Expect mostly cloudy with light rain in Koszalin, Poland with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 50% chance of some rain and a light breeze of 10 kph from the south-west.

17
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
5
UV index (Moderate)
50
% chance of some rain
<5
mm of rainfall expected
17
°C wind chill
10
kph wind from SW

Koszalin weather for Saturday 13th June 2026

Expect mostly cloudy with rain in Koszalin, Poland with a maximum temperature of 16°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 82% chance of some rain and a moderate breeze of 21 kph from the west.

16
°C maximum temperature
13
°C minimum temperature
mostly cloudy with rain
3
hours of sunshine
5
UV index (Moderate)
82
% chance of some rain
<10
mm of rainfall expected
16
°C wind chill
21
kph wind from W

Koszalin weather for Sunday 14th June 2026

Expect mostly cloudy with rain in Koszalin, Poland with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 80% chance of some rain and a moderate breeze of 21 kph from the west.