Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Djambala, Congo, as it directly impacts sun safety and skin health. With the region's Aw climate, characterized by warm temperatures and seasonal variations, high UV exposure poses a significant risk, especially during peak hours when the index can reach above 8. By familiarizing yourself with the daily UV levels, you can effectively prevent sunburn and long-term skin damage. Awareness of these UV fluctuations—from a moderate 4 in the morning to an intense 9 at midday—empowers you to enjoy the sunlight while protecting your skin. Stay informed and keep your skin safe under the vibrant Congolese sun!
Throughout the day, the UV Index displays a dynamic pattern of intensity, peaking at 12:00 PM with a value of 9, indicating a high risk of harm from unprotected sun exposure. Early in the morning, from 07:00 to 09:00, the index remains low, starting at 1 and rising to 4. As the sun climbs higher, the intensity escalates rapidly; by 10:00 AM, it reaches 6, before hitting its crescendo at 11:00 AM with an 8. The afternoon holds steady, with a slight decline to 7 by 02:00 PM, then tapering off as the sun begins its descent. By 16:00 PM, the index drops to 2, and by the evening, it falls to 0 after 18:00 PM. This data highlights the importance of sun protection during peak hours, particularly between 11:00 AM and 02:00 PM. Stay safe and enjoy the sunshine wisely!
| 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 | 7 | high | 25 min |
| 15:00 | 4 | 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, seasonal UV Index values show significant changes, particularly during the first half. January through May sees an extreme UV Index of 13-14, with a burn time of only 10 minutes. The high-risk months for UV exposure are concentrated from March to May, where the UV Index peaks at 14 in March and April. As summer approaches, the values drop slightly in June and July to 9, categorized as very high, allowing 15 minutes of unprotected exposure before burning occurs. However, as we transition into late summer and fall, the UV Index increases again, peaking in August at 11. Residents and visitors are advised to take precautions year-round, especially during those high-risk months—wearing sunscreen, protective clothing, and limiting sun exposure during peak hours to minimize the risk of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Brazzaville UVI | 13 | 13 | 14 | 13 | 11 | 8 | 8 | 10 | 10 | 12 | 13 | 12 |
| Pointe-Noire UVI | 13 | 13 | 14 | 13 | 12 | 9 | 8 | 10 | 11 | 13 | 13 | 12 |
| Kayes UVI | 14 | 14 | 14 | 14 | 12 | 9 | 9 | 10 | 11 | 13 | 13 | 13 |
| Owando UVI | 12 | 12 | 14 | 14 | 13 | 10 | 10 | 10 | 13 | 13 | 12 | 11 |
| Dolisie UVI | 14 | 14 | 14 | 14 | 12 | 9 | 9 | 10 | 11 | 13 | 13 | 13 |
| Djambala | 13 | 13 | 14 | 14 | 13 | 9 | 9 | 11 | 12 | 13 | 13 | 12 |