Koszalin weather live forecast

Today's maximum temperature in Koszalin is expected to be 20°C. Select a day from the live weather forecast for Koszalin, Poland for more weather parameters.

Wednesday
9th Sep
20

14

2

3
Thursday
10th Sep
16

12

7

3
Friday
11th Sep
19

10

7

2
Saturday
12th Sep
19

10

5

2
Sunday
13th Sep
18

12

0

2

5-day weather forecast updated at 04:00 on Wednesday 9th September 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 9th September 2026

Expect broken clouds in Koszalin, Poland with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the west.

20
°C maximum temperature
14
°C minimum temperature
broken clouds
2
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
20
°C wind chill
20
kph wind from W

Koszalin weather for Thursday 10th September 2026

Expect sunshine and showers in Koszalin, Poland with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 20% chance of some rain and a moderate breeze of 20 kph from the west.

16
°C maximum temperature
12
°C minimum temperature
sunshine and showers
7
hours of sunshine
3
UV index (Moderate)
20
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
20
kph wind from W

Koszalin weather for Friday 11th September 2026

Expect broken clouds in Koszalin, Poland with a maximum temperature of 19°C, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-west.

19
°C maximum temperature
10
°C minimum temperature
broken clouds
7
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
19
°C wind chill
8
kph wind from SW

Koszalin weather for Saturday 12th September 2026

Expect broken clouds in Koszalin, Poland with a maximum temperature of 19°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the west.

19
°C maximum temperature
10
°C minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
19
°C wind chill
8
kph wind from W

Koszalin weather for Sunday 13th September 2026

Expect mostly cloudy with light rain in Koszalin, Poland with a maximum temperature of 18°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 27% chance of some rain and a light breeze of 9 kph from the south-west.