Koszalin weather live forecast

Today's maximum temperature in Koszalin is expected to be 15°C. Select a day from the live weather forecast for Koszalin, Poland for more weather parameters.

Tuesday
16th Jun
15

11

6

4
Wednesday
17th Jun
18

10

8

3
Thursday
18th Jun
20

12

5

4
Friday
19th Jun
27

15

9

6
Saturday
20th Jun
30

20

11

6

5-day weather forecast updated at 04:00 on Tuesday 16th June 2026 GMT

More about Koszalin

Koszalin by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Poland

British Airways: The Original Sale is now on

Sale

Save on holidays & flights worldwide in the BA sale
Explore trips to Europe, USA, Caribbean & beyond
Including New York, Los Angeles, Florida, Barbados & Dubai

Go to British Airways deal >>

Expires at 23:59 on Thursday 25th Jun 2026 · View all British Airways offers

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 16th June 2026

Expect mostly cloudy with light rain in Koszalin, Poland with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a gentle breeze of 18 kph from the west.

15
°C maximum temperature
11
°C minimum temperature
mostly cloudy with light rain
6
hours of sunshine
4
UV index (Moderate)
35
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
18
kph wind from W

Koszalin weather for Wednesday 17th June 2026

Expect broken clouds in Koszalin, Poland with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the west.

18
°C maximum temperature
10
°C minimum temperature
broken clouds
8
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
18
°C wind chill
12
kph wind from W

Koszalin weather for Thursday 18th June 2026

Expect mostly cloudy with light rain in Koszalin, Poland with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a gentle breeze of 14 kph from the west.

20
°C maximum temperature
12
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
4
UV index (Moderate)
25
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
14
kph wind from W

Koszalin weather for Friday 19th June 2026

Expect broken clouds in Koszalin, Poland with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the west.

27
°C maximum temperature
15
°C minimum temperature
broken clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
8
kph wind from W

Koszalin weather for Saturday 20th June 2026

Expect isolated thunderstorms in Koszalin, Poland with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0-2 mm of rainfall expected with 31% chance of some rain and a light breeze of 11 kph from the south-west.