Portoroz weather live forecast

Today's maximum temperature in Portoroz is expected to be 21°C. Select a day from the live weather forecast for Portoroz, Slovenia for more weather parameters.

Thursday
16th Apr
21

10

12

5
Friday
17th Apr
22

11

9

5
Saturday
18th Apr
22

12

7

4
Sunday
19th Apr
22

10

9

5
Monday
20th Apr
18

12

0

3

5-day weather forecast updated at 04:01 on Thursday 16th 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 16th April 2026

Expect scattered clouds in Portoroz, Slovenia with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the east.

21
°C maximum temperature
10
°C minimum temperature
scattered clouds
12
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
21
°C wind chill
10
kph wind from E

Portoroz weather for Friday 17th April 2026

Expect scattered clouds in Portoroz, Slovenia with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-east.

22
°C maximum temperature
11
°C minimum temperature
scattered clouds
9
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from NE

Portoroz weather for Saturday 18th April 2026

Expect broken clouds in Portoroz, Slovenia with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the east.

22
°C maximum temperature
12
°C minimum temperature
broken clouds
7
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from E

Portoroz weather for Sunday 19th April 2026

Expect sunshine and showers in Portoroz, Slovenia with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 39% chance of some rain and a light breeze of 10 kph from the west.

22
°C maximum temperature
10
°C minimum temperature
sunshine and showers
9
hours of sunshine
5
UV index (Moderate)
39
% chance of some rain
<5
mm of rainfall expected
22
°C wind chill
10
kph wind from W

Portoroz weather for Monday 20th April 2026

Expect mostly cloudy with light rain in Portoroz, Slovenia with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 73% chance of some rain and a light breeze of 10 kph from the east.