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Piran UV Index Today

Day Summary

The UV index in Piran, Slovenia Flag of Slovenia will reach a high of 7.4 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.

Piran's UV Index

Piran, Slovenia, often has a UV index ranging from moderate to high during summer, typically between 5 and 8. In winter, the UV index is lower, usually around 1 to 3. Spring and autumn see moderate levels, about 3 to 5.

Weather Seasons

UV index

Piran experiences warm, sunny summers and mild, rainy winters. Spring and autumn are transitional seasons with moderate temperatures and some rainfall. The Mediterranean climate brings dry summers and wetter winters, with the warmest months in July and August.

Piran's Climate

Compared to the wider Slovenia region, Piran is milder and sunnier because it sits on the coast. Neighboring Italy’s coastal cities have similar weather, but Piran is generally a bit cooler in summer and warmer in winter than inland areas of Slovenia.

Hourly UV Index Trend

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

Disclaimer

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