Portoroz weather live forecast

Today's maximum temperature in Portoroz is expected to be 52°F. Select a day from the live weather forecast for Portoroz, Slovenia for more weather parameters.

Thursday
26th Mar
52

41

0

2
Friday
27th Mar
54

43

2

2
Saturday
28th Mar
59

43

12

4
Sunday
29th Mar
63

43

5

4
Monday
30th Mar
59

45

10

3

5-day weather forecast updated at 04:01 on Wednesday 25th March 2026 GMT

More about Portoroz

Portoroz by month

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

Recommended for Slovenia

TUI: Top deals & discounts on 2026/2027 holidays

Sale

Explore latest special offers & online deals from TUI
Free child places & £0 deposits with direct debit available
Book summer & winter sun holidays in 2026/2027

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

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 26th March 2026

Expect cloudy with some rain in Portoroz, Slovenia with a maximum temperature of 52°F, maximum UV of 2 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 49% chance of some rain and a moderate breeze of 16 mph from the north-east.

52
°F maximum temperature
41
°F minimum temperature
cloudy with some rain
0
hours of sunshine
2
UV index (Low)
49
% chance of some rain
<30
mm of rainfall expected
52
°F wind chill
16
mph wind from NE

Portoroz weather for Friday 27th March 2026

Expect broken clouds in Portoroz, Slovenia with a maximum temperature of 54°F, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the north.

54
°F maximum temperature
43
°F minimum temperature
broken clouds
2
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
54
°F wind chill
14
mph wind from N

Portoroz weather for Saturday 28th March 2026

Expect clear skies in Portoroz, Slovenia with a maximum temperature of 59°F, maximum UV of 4 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the north.

59
°F maximum temperature
43
°F minimum temperature
clear skies
12
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
8
mph wind from N

Portoroz weather for Sunday 29th March 2026

Expect broken clouds in Portoroz, Slovenia with a maximum temperature of 63°F, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the east.

63
°F maximum temperature
43
°F minimum temperature
broken clouds
5
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
9
mph wind from E

Portoroz weather for Monday 30th March 2026

Expect scattered clouds in Portoroz, Slovenia with a maximum temperature of 59°F, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the south-west.