Last updated: July 2, 2025
In Muramvya, Burundi, being aware of the UV Index is crucial for protecting your skin from harmful UV radiation. Understanding the daily UV levels can help prevent sunburn and maintain long-term skin health, especially in a region that experiences varied climate patterns typical of a Cwb climate zone. With UV readings peaking as high as 11 around noon, residents and visitors need to stay informed about the risks of overexposure and take necessary precautions during peak sunlight hours, ensuring safe enjoyment of the beautiful outdoors.
The UV Index begins its ascent at 07:00 with a low reading of 1, gradually rising to 2 by 08:00. As the day progresses, the intensity of UV radiation peaks at 12:00, hitting a maximum of 11—a critical level where sun protection is essential. Following this zenith, the index starts to decline, measuring 10 at 13:00, then tapering off to 8 by 14:00. By mid-afternoon, the UV Index drops to 5 at 15:00 and continues its downward trajectory, reaching 2 at 16:00. As the sun sets, the UV index decreases to 1 by 17:00 and ultimately settles at 0 by 18:00, signifying the end of significant UV exposure for the day. It's a reminder that while the sun's rays can be intense at midday, the morning and late afternoon offer safer conditions for outdoor activities.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels remain consistently high, categorizing exposure as extreme. From January to April, the UV Index peaks at 15 to 16, indicating that visitors and residents should be extremely cautious, as the burn time is as little as 10 minutes. Although there is a slight decline in exposure levels from May to July—with values ranging from 11 to 14—the risk remains significant throughout the warmer months. August to October sees a slight increase again, particularly in September. Notably, December maintains a UV Index of 13, emphasizing the need for sun protection measures year-round. Visitors and residents are strongly advised to take appropriate precautions, such as wearing sunscreen, protective clothing, and sunglasses, to minimize UV-related health risks, especially during these high-risk months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bujumbura UVI | 14 | 15 | 16 | 16 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |
| Muramvya | 15 | 15 | 16 | 15 | 14 | 12 | 11 | 13 | 14 | 13 | 13 | 13 |
| Ruyigi UVI | 15 | 15 | 16 | 16 | 13 | 11 | 11 | 13 | 14 | 13 | 13 | 13 |
| Muyinga UVI | 15 | 15 | 16 | 15 | 14 | 12 | 12 | 13 | 14 | 13 | 13 | 13 |
| Ngozi UVI | 15 | 16 | 16 | 16 | 14 | 12 | 11 | 13 | 15 | 13 | 13 | 13 |
| Gitega UVI | 15 | 16 | 17 | 16 | 14 | 12 | 12 | 13 | 14 | 13 | 13 | 14 |