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.

Friday
16th Jan
52

45

1

1
Saturday
17th Jan
55

41

7

1
Sunday
18th Jan
48

36

6

1
Monday
19th Jan
45

32

1

1
Tuesday
20th Jan
43

28

5

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 Friday 16th January 2026

Expect mostly cloudy with light rain in Portoroz, Slovenia with a maximum temperature of 52°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 19% chance of some rain and little or no wind of 4 mph from the east.

52
°F maximum temperature
45
°F minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
19
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
4
mph wind from E

Portoroz weather for Saturday 17th January 2026

Expect scattered clouds in Portoroz, Slovenia with a maximum temperature of 55°F, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the north-east.

55
°F maximum temperature
41
°F minimum temperature
scattered clouds
7
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
55
°F wind chill
7
mph wind from NE

Portoroz weather for Sunday 18th January 2026

Expect broken clouds in Portoroz, Slovenia with a maximum temperature of 48°F, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the east.

48
°F maximum temperature
36
°F minimum temperature
broken clouds
6
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
45
°F wind chill
10
mph wind from E

Portoroz weather for Monday 19th January 2026

Expect broken clouds in Portoroz, Slovenia with a maximum temperature of 45°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the east.

45
°F maximum temperature
32
°F minimum temperature
broken clouds
1
hour of sunshine
1
UV index (Low)
0
mm of rainfall expected
39
°F wind chill
11
mph wind from E

Portoroz weather for Tuesday 20th January 2026

Expect scattered clouds in Portoroz, Slovenia with a maximum temperature of 43°F, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the east.