Portoroz weather live forecast

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

Thursday
2nd Apr
18

11

5

3
Friday
3rd Apr
18

9

11

4
Saturday
4th Apr
17

7

11

5
Sunday
5th Apr
20

8

12

5
Monday
6th Apr
21

9

10

5

5-day weather forecast updated at 04:01 on Thursday 2nd April 2026 GMT

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The 5-day weather forecast for Slovenia (Portoroz) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Portoroz weather forecast by day

Below are the detailed weather forecasts for Portoroz for the next 5 days.

Portoroz weather for Thursday 2nd April 2026

Expect broken clouds in Portoroz, Slovenia with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the north-east.

18
°C maximum temperature
11
°C minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
18
°C wind chill
27
kph wind from NE

Portoroz weather for Friday 3rd April 2026

Expect scattered clouds in Portoroz, Slovenia with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north-east.

18
°C maximum temperature
9
°C minimum temperature
scattered clouds
11
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
18
°C wind chill
14
kph wind from NE

Portoroz weather for Saturday 4th April 2026

Expect scattered clouds in Portoroz, Slovenia with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the east.

17
°C maximum temperature
7
°C minimum temperature
scattered clouds
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
15
kph wind from E

Portoroz weather for Sunday 5th April 2026

Expect clear skies in Portoroz, Slovenia with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the west.

20
°C maximum temperature
8
°C minimum temperature
clear skies
12
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
20
°C wind chill
9
kph wind from W

Portoroz weather for Monday 6th April 2026

Expect scattered clouds in Portoroz, Slovenia with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the west.