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Ljubljana UV Index Today

Day Summary

The UV index in Ljubljana, Slovenia Flag of Slovenia will reach a high of 7.6 today. This means a high level of sun exposure. See our tips below to stay safe!

Last checked: 2025-08-01

Hourly Forecast Chart

Today's Safety Tips

Be careful! The sun's rays are strong. Try to stay in the shade between 10 a.m. and 4 p.m. Wear a hat, sunglasses, and reapply SPF 30+ sunscreen every 2 hours.

Ljubljana's UV Index

The UV index in Ljubljana varies throughout the year, reaching its highest levels around 7 to 8 during summer months and dropping to 0 to 1 in winter. This means the sun’s strength is strongest in summer.

Weather Seasons

UV index

Ljubljana experiences four seasons: cold winters with occasional snow, mild springs with blooming flowers, warm summers often above 25°C (77°F), and cooler autumns with falling leaves. Rainfall is spread fairly evenly but peaks in spring and autumn.

Ljubljana's Climate

Compared to other parts of Slovenia, Ljubljana has moderate temperatures and rainfall. Cities closer to the coast, like Koper, are milder in winter and warmer in summer, while mountainous areas like Bled are cooler and snowier. Neighboring countries like Italy and Austria also show similar seasonal changes but differ in altitude and climate zones.

Hourly UV Index Trend

See the UV index hour by hour for Ljubljana. When the level is high, it's smart to find some shade.

Disclaimer

* The information on this page about the UV index in Ljubljana is for educational purposes only. It is not a substitute for professional medical advice. Always consult a doctor for any health concerns.