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.

Tuesday
27th Jan
50

36

3

1
Wednesday
28th Jan
54

43

0

0
Thursday
29th Jan
52

43

2

0
Friday
30th Jan
50

41

2

1
Saturday
31st Jan
50

37

2

1

5-day weather forecast updated at 04:01 on Tuesday 27th 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 Tuesday 27th January 2026

Expect mostly cloudy with light rain in Portoroz, Slovenia with a maximum temperature of 50°F, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 44% chance of some rain and a light breeze of 5 mph from the south-east.

50
°F maximum temperature
36
°F minimum temperature
mostly cloudy with light rain
3
hours of sunshine
1
UV index (Low)
44
% chance of some rain
<2
mm of rainfall expected
46
°F wind chill
5
mph wind from SE

Portoroz weather for Wednesday 28th January 2026

Expect cloudy with some rain in Portoroz, Slovenia with a maximum temperature of 54°F and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 95% chance of some rain and a moderate breeze of 13 mph from the south-east.

54
°F maximum temperature
43
°F minimum temperature
cloudy with some rain
0
hours of sunshine
0
UV index (None)
95
% chance of some rain
<30
mm of rainfall expected
54
°F wind chill
13
mph wind from SE

Portoroz weather for Thursday 29th January 2026

Expect mostly cloudy with light rain in Portoroz, Slovenia with a maximum temperature of 52°F and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 57% chance of some rain and a light breeze of 6 mph from the south.

52
°F maximum temperature
43
°F minimum temperature
mostly cloudy with light rain
2
hours of sunshine
0
UV index (None)
57
% chance of some rain
<5
mm of rainfall expected
52
°F wind chill
6
mph wind from S

Portoroz weather for Friday 30th January 2026

Expect mostly cloudy with light rain in Portoroz, Slovenia with a maximum temperature of 50°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 35% chance of some rain and little or no wind of 4 mph from the east.

50
°F maximum temperature
41
°F minimum temperature
mostly cloudy with light rain
2
hours of sunshine
1
UV index (Low)
35
% chance of some rain
<5
mm of rainfall expected
48
°F wind chill
4
mph wind from E

Portoroz weather for Saturday 31st January 2026

Expect broken clouds in Portoroz, Slovenia with a maximum temperature of 50°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 5 mph from the east.