UTC Offset
UTC+02:00
Portorož, Slovenia Snapshot 2026
Where is Portorož?
Portorož, Slovenia
- Continent
- Europe
- Country
- Slovenia
- City
- Portorož
- Population
- 2.9K
- Coordinates
- 45.51°, 13.59°
Portorož is a city in Slovenia with a population of approximately 2.9K. Average temperatures range from 3°C (38°F) in January to 28°C (83°F) in August. The best time to visit is June, July, August, September.
Time in Portorož right now
Open full time & time zone page 07:07 07
Thursday, June 18, 2026
IANA time zone
Europe/Ljubljana
Daylight saving
DST in effect
CET / CEST
Next DST change
October 25
backward -1h
Live weather in Portorož
Daylight in Portorož today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 41m
Climate normals for Portorož
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Fair April
Good May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Good November
Fair December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 9°C / 3°C | 6°C / 0°C | 10days (90 mm) Wet | 5.8h Fair | 76% Humid | 1.6 Low | Poor | View Details |
| February | 10°C / 4°C | 7°C / 1°C | 10days (98 mm) Wet | 6.8h Fair | 76% Humid | 2.3 Moderate | Poor | View Details |
| March | 13°C / 6°C | 11°C / 3°C | 10days (90 mm) Wet | 9h Good | 72% Muggy | 3.7 Moderate | Fair | View Details |
| April | 16°C / 10°C | 15°C / 7°C | 10days (89 mm) Wet | 10.5h Excellent | 70% Muggy | 5.2 High | Good | View Details |
| May | 20°C / 14°C | 21°C / 13°C | 15days (127 mm) Wet | 11.6h Excellent | 74% Muggy | 6.1 High | Good | View Details |
| June best | 26°C / 19°C | 28°C / 20°C | 9days (79 mm) Wet | 13h Excellent | 72% Muggy | 7 High | Excellent | View Details |
| July best | 28°C / 21°C | 31°C / 23°C | 8days (62 mm) Wet | 13.2h Excellent | 67% Muggy | 6.9 High | Excellent | View Details |
| August best | 28°C / 22°C | 31°C / 23°C | 7days (86 mm) Good | 12h Excellent | 67% Muggy | 6.2 High | Excellent | View Details |
| September best | 24°C / 18°C | 25°C / 17°C | 10days (173 mm) Wet | 9.8h Good | 72% Muggy | 4.8 Moderate | Excellent | View Details |
| October | 19°C / 13°C | 18°C / 12°C | 11days (137 mm) Wet | 8h Good | 76% Humid | 3 Moderate | Good | View Details |
| November | 14°C / 9°C | 12°C / 6°C | 12days (163 mm) Wet | 6.1h Fair | 76% Humid | 2 Low | Fair | View Details |
| December | 10°C / 5°C | 8°C / 2°C | 9days (110 mm) Wet | 5.3h Fair | 78% Humid | 1.4 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 9°C / 3°C . Feb: 10°C / 4°C . Mar: 13°C / 6°C . Apr: 16°C / 10°C . May: 20°C / 14°C . Jun: 26°C / 19°C . Jul: 28°C / 21°C . Aug: 28°C / 22°C . Sep: 24°C / 18°C . Oct: 19°C / 13°C . Nov: 14°C / 9°C . Dec: 10°C / 5°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 90 mm. Feb: 98 mm. Mar: 90 mm. Apr: 89 mm. May: 127 mm. Jun: 79 mm. Jul: 62 mm. Aug: 86 mm. Sep: 173 mm. Oct: 137 mm. Nov: 163 mm. Dec: 110 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 76%. Feb: 76%. Mar: 72%. Apr: 70%. May: 74%. Jun: 72%. Jul: 67%. Aug: 67%. Sep: 72%. Oct: 76%. Nov: 76%. Dec: 78%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 15 km/h . Feb: 17 km/h . Mar: 17 km/h . Apr: 16 km/h . May: 15 km/h . Jun: 15 km/h . Jul: 14 km/h . Aug: 15 km/h . Sep: 15 km/h . Oct: 16 km/h . Nov: 17 km/h . Dec: 15 km/h .
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 12°C . Feb: 11°C . Mar: 12°C . Apr: 14°C . May: 18°C . Jun: 23°C . Jul: 26°C . Aug: 26°C . Sep: 24°C . Oct: 20°C . Nov: 17°C . Dec: 13°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 2. Mar: UV 4. Apr: UV 5. May: UV 6. Jun: UV 7. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 3. Nov: UV 2. Dec: UV 1.
Frequently Asked Questions
Portorož has a population of approximately 2.9K.
The best months to visit Portorož are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Portorož receives approximately 1304mm of rainfall annually across 121 rainy days.
Portorož is located in Slovenia, in the Europe region.