Last updated: July 2, 2025
Understanding the UV Index in Bratunac, Bosnia and Herzegovina is crucial for protecting your skin and overall health from the sun's harmful rays. With its Cfb climate, Bratunac experiences varying UV exposure throughout the day, peaking at a high UV Index of 9 around midday. Awareness of UV levels is essential to prevent sunburn, reduce the risk of skin cancer, and maintain healthy skin. As you enjoy outdoor activities in this picturesque town, keeping track of these UV values can help you stay safe and make the most of your time in the sun.
The UV Index throughout the day presents a clear pattern of intensity, peaking at midday. Starting from a mild level of 1 at 07:00, the index rises steadily, reaching 2 by 08:00. The real surge occurs between 09:00 and 13:00, where it escalates from 4 to a striking 9—the highest point of the day. As the afternoon unfolds, the intensity slightly declines to 7 at 15:00, before tapering off to 5 at 16:00. The evening sees a further decrease, settling back to 2 by 18:00 and returning to 1 at 19:00. For those enjoying outdoor activities, it’s essential to take precautions, especially during the peak hours from 11:00 to 14:00 when the UV rays are most potent.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits significant seasonal variation, with the highest levels occurring between May and August, where values peak at 9 during June and July, indicating a very high exposure category. Visitors and residents should be especially cautious during these months, as the burn time drops to just 15 minutes. March through April also pose a risk with high UV levels of 6 and 7, respectively, while the index decreases in the winter months, reaching a low of 2 in January and December, where burn time extends to 45 minutes. To ensure safety from harmful UV radiation, it is advisable to wear protective clothing, utilize broad-spectrum sunscreen, and seek shade during high-risk months, particularly from May to August. As UV levels fluctuate throughout the year, remaining vigilant is essential for skin health.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Banja Luka UVI | 2 | 3 | 5 | 7 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |
| Bratunac | 2 | 3 | 6 | 7 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |
| Tuzla UVI | 2 | 4 | 6 | 7 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |
| Zenica UVI | 2 | 4 | 6 | 7 | 8 | 10 | 10 | 8 | 7 | 5 | 3 | 2 |
| Mostar UVI | 2 | 4 | 6 | 7 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |
| Sarajevo UVI | 3 | 4 | 7 | 8 | 9 | 10 | 10 | 9 | 7 | 5 | 3 | 2 |