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.

Tuesday
9th Jun
21

12

3

3
Wednesday
10th Jun
18

10

7

5
Thursday
11th Jun
15

11

1

4
Friday
12th Jun
17

10

6

3
Saturday
13th Jun
17

13

6

4

5-day weather forecast updated at 04:00 on Tuesday 9th 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 Tuesday 9th June 2026

Expect isolated thunderstorms in Koszalin, Poland with a maximum temperature of 21°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 74% chance of some rain and a gentle breeze of 14 kph from the south-west.

21
°C maximum temperature
12
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
3
UV index (Moderate)
74
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
14
kph wind from SW

Koszalin weather for Wednesday 10th June 2026

Expect broken clouds in Koszalin, Poland with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-west.

18
°C maximum temperature
10
°C minimum temperature
broken clouds
7
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
12
kph wind from SW

Koszalin weather for Thursday 11th June 2026

Expect isolated thunderstorms in Koszalin, Poland with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 85% chance of some rain and a light breeze of 8 kph from the west.

15
°C maximum temperature
11
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
4
UV index (Moderate)
85
% chance of some rain
<10
mm of rainfall expected
15
°C wind chill
8
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 3 (Moderate) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 58% 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
6
hours of sunshine
3
UV index (Moderate)
58
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
10
kph wind from SW

Koszalin weather for Saturday 13th June 2026

Expect mostly cloudy with light rain in Koszalin, Poland with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 61% chance of some rain and a gentle breeze of 19 kph from the north-west.