The long-range forecast for Portoroz predicts a heatwave, with temperatures reaching up to 38°, significantly higher than typical for Portoroz for this time of the year and 4.1 °C above the historical average.
Select a month and click on a day for more information:
Saturday
Aug 1
32° / 19°
Sunday
Aug 2
31° / 20°
Monday
Aug 3
30° / 20°
Tuesday
Aug 4
31° / 19°
Wednesday
Aug 5
30° / 20°
Thursday
Aug 6
36° / 23°
Friday
Aug 7
35° / 22°
Saturday
Aug 8
34° / 19°
Sunday
Aug 9
35° / 20°
Monday
Aug 10
35° / 21°
Tuesday
Aug 11
36° / 23°
Wednesday
Aug 12
38° / 20°
Thursday
Aug 13
38° / 23°
Friday
Aug 14
38° / 22°
Saturday
Aug 15
37° / 23°
Sunday
Aug 16
36° / 23°
Monday
Aug 17
35° / 23°
Tuesday
Aug 18
35° / 23°
Wednesday
Aug 19
33° / 22°
Thursday
Aug 20
32° / 19°
Friday
Aug 21
30° / 20°
Saturday
Aug 22
31° / 20°
Sunday
Aug 23
29° / 19°
Monday
Aug 24
30° / 20°
Tuesday
Aug 25
31° / 19°
Wednesday
Aug 26
30° / 20°
Thursday
Aug 27
31° / 20°
Friday
Aug 28
28° / 19°
Saturday
Aug 29
27° / 18°
Sunday
Aug 30
27° / 19°
Monday
Aug 31
28° / 17°
Portoroz 30 days weather forecast
Check out our estimated 30 days weather forecast for Portoroz, this data is based on the average weather in Portoroz in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Portoroz next to the desired date.