Portoroz weather live forecast

Today's maximum temperature in Portoroz is expected to be 13°C. Select a day from the live weather forecast for Portoroz, Slovenia for more weather parameters.

Saturday
17th Jan
13

5

7

1
Sunday
18th Jan
9

2

6

1
Monday
19th Jan
7

0

1

1
Tuesday
20th Jan
6

-2

5

1
Wednesday
21st Jan
6

-3

1

1

5-day weather forecast updated at 04:02 on Friday 16th January 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 Saturday 17th January 2026

Expect scattered clouds in Portoroz, Slovenia with a maximum temperature of 13°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-east.

13
°C maximum temperature
5
°C minimum temperature
scattered clouds
7
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
13
°C wind chill
12
kph wind from NE

Portoroz weather for Sunday 18th January 2026

Expect broken clouds in Portoroz, Slovenia with a maximum temperature of 9°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the east.

9
°C maximum temperature
2
°C minimum temperature
broken clouds
6
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
7
°C wind chill
16
kph wind from E

Portoroz weather for Monday 19th January 2026

Expect broken clouds in Portoroz, Slovenia with a maximum temperature of 7°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the east.

7
°C maximum temperature
0
°C minimum temperature
broken clouds
1
hour of sunshine
1
UV index (Low)
0
mm of rainfall expected
4
°C wind chill
17
kph wind from E

Portoroz weather for Tuesday 20th January 2026

Expect scattered clouds in Portoroz, Slovenia with a maximum temperature of 6°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the east.

6
°C maximum temperature
-2
°C minimum temperature
scattered clouds
5
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
3
°C wind chill
17
kph wind from E

Portoroz weather for Wednesday 21st January 2026

Expect broken clouds in Portoroz, Slovenia with a maximum temperature of 6°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the east.