UV Index in Trebinje, Bosnia and Herzegovina

Last updated: June 2, 2025

In Trebinje, Bosnia and Herzegovina, staying informed about the UV Index is crucial for protecting your skin from harmful UV radiation. Understanding the UV levels throughout the day can help you prevent sunburn and promote overall skin health. With a Cfb climate characterized by warm summers and moderate UV exposure, Trebinje residents and visitors should particularly heed the highest UV readings, peaking around noon with an index of 10—indicating a very high risk of harm from unprotected sun exposure. By monitoring the UV Index, you can take the necessary precautions to enjoy the beautiful outdoors safely.

Hourly UV Index in Trebinje

The hourly UV Index data reveals a dynamic shift in sun intensity throughout the day, starting from a gentle 1 at 07:00, ideal for morning strolls. As the sun rises higher, the index escalates, peaking at a potent 10 between 12:00 and 13:00. This mid-day surge emphasizes the need for sunscreen and protective gear, as the risk of harm from UV rays increases significantly. By 15:00, the index begins to decline, settling at 7 before tapering off further to a mere 1 by 19:00, signaling a safe reprieve for evening outdoor activities. Stay aware and protect your skin during those peak hours!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:001low45 min
08:002low45 min
09:004moderate30 min
10:006high25 min
11:008very high15 min
12:0010very high15 min
13:0010very high15 min
14:009very high15 min
15:007high25 min
16:005moderate30 min
17:003moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Trebinje

Throughout the year, the UV Index shows significant seasonal changes, with the highest levels occurring during the summer months. May, June, July, and August feature very high UV Index values, peaking at 10 in June and July, where the recommended burn time is just 15 minutes. This indicates that these months pose the greatest risk for sunburn and require extra precautions. In contrast, the winter months of January and December show low UV levels (Index of 2), allowing for longer exposure times without immediate risk. Visitors and residents are advised to take extra care from March to September, particularly during the high-risk months of May through August, by wearing sunscreen, protective clothing, and seeking shade during peak sun hours. As UV exposure can lead to skin damage, it's important to remain vigilant year-round about sun safety.

Monthly Maximum UV Index for Trebinje, Bosnia and Herzegovina

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Trebinje. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec34679101097632
Data source: Statistical UV Index data for Trebinje, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Trebinje UV Index with Other Bosnia and Herzegovina Cities

The table above highlights how UV exposure in Trebinje compares to other major locations across Bosnia and Herzegovina. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Trebinje's solar exposure compared to other cities in Bosnia and Herzegovina. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Banja Luka UVI235789987532
Tuzla UVI246789987532
Zenica UVI24678101087532
Mostar UVI24679101097532
Trebinje24679101097632
Sarajevo UVI34789101097532