Portoroz weather live forecast

Today's maximum temperature in Portoroz is expected to be 50°F. Select a day from the live weather forecast for Portoroz, Slovenia for more weather parameters.

Thursday
26th Mar
50

43

0

2
Friday
27th Mar
52

43

0

2
Saturday
28th Mar
61

41

11

4
Sunday
29th Mar
63

45

5

3
Monday
30th Mar
57

43

1

3

5-day weather forecast updated at 04:02 on Thursday 26th March 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 26th March 2026

Expect overcast with light rain in Portoroz, Slovenia with a maximum temperature of 50°F, maximum UV of 2 (Low) and no hours of bright sunshine. There are 30-40 mm of rainfall expected with 47% chance of some rain and a fresh breeze of 18 mph from the north-east.

50
°F maximum temperature
43
°F minimum temperature
overcast with light rain
0
hours of sunshine
2
UV index (Low)
47
% chance of some rain
<40
mm of rainfall expected
0
no heat & humidity
18
mph wind from NE

Portoroz weather for Friday 27th March 2026

Expect overcast skies in Portoroz, Slovenia with a maximum temperature of 52°F, maximum UV of 2 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the north-east.

52
°F maximum temperature
43
°F minimum temperature
overcast skies
0
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
14
mph wind from NE

Portoroz weather for Saturday 28th March 2026

Expect scattered clouds in Portoroz, Slovenia with a maximum temperature of 61°F, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north-west.

61
°F maximum temperature
41
°F minimum temperature
scattered clouds
11
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
9
mph wind from NW

Portoroz weather for Sunday 29th March 2026

Expect broken clouds in Portoroz, Slovenia with a maximum temperature of 63°F, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north-east.

63
°F maximum temperature
45
°F minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
63
°F wind chill
9
mph wind from NE

Portoroz weather for Monday 30th March 2026

Expect broken clouds in Portoroz, Slovenia with a maximum temperature of 57°F, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the east.