Last updated: August 1, 2025
In Lambarene, Gabon, understanding the UV Index is crucial for protecting your skin and overall health. With the region's Aw climate, where tropical warmth meets relatively consistent sun exposure, awareness of UV levels can make all the difference in preventing sunburn and long-term skin damage. Notably, the UV Index in Lambarene peaks at 10 around noon, indicating very high exposure risk. By staying informed about these levels, residents and visitors can better enjoy the sun safely, ensuring their outdoor activities are both enjoyable and risk-aware.
The UV Index throughout the day showcases a dynamic curve, peaking impressively between 12:00 PM and 1:00 PM with a remarkable score of 10, indicating a high risk of harm from unprotected sun exposure. As the sun rises, the index starts low at 1 by 07:00 AM, gradually increasing to 2 by 08:00 AM, before climbing more steeply to reach 6 by 10:00 AM. The intensity continues to rise until its zenith, with values of 9 at 11:00 AM and the maximum of 10 at noon. After this peak, the UV Index begins its descent, dropping to 8 by 2:00 PM, then gradually tapering off to 5 by 3:00 PM and further to 1 by late afternoon, ultimately falling to 0 by 7:00 PM. It's a reminder to stay protected during those peak hours!
| 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 | 7 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
During the year, UV index levels show significant fluctuations, with extreme ratings dominating the first half and the last months of the year. High-risk months include January through April and August through October, where the UV index reaches as high as 14, indicating a burn time of only 10 minutes. In contrast, June and July experience slightly lower levels, rated as very high with a burn time of 15 minutes. For visitors and residents, it’s crucial to take precautions during these months by seeking shade, applying broad-spectrum sunscreen, and wearing protective clothing to minimize the risk of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Libreville UVI | 12 | 12 | 13 | 14 | 12 | 10 | 10 | 11 | 12 | 13 | 12 | 11 |
| Port-Gentil UVI | 12 | 12 | 13 | 14 | 13 | 10 | 9 | 12 | 12 | 13 | 13 | 12 |
| Lambarene | 12 | 12 | 13 | 14 | 13 | 10 | 10 | 12 | 13 | 13 | 12 | 12 |
| Franceville UVI | 13 | 13 | 14 | 14 | 13 | 9 | 10 | 11 | 12 | 13 | 13 | 12 |
| Moanda UVI | 13 | 13 | 14 | 14 | 13 | 9 | 10 | 11 | 12 | 13 | 13 | 12 |
| Oyem UVI | 12 | 12 | 14 | 15 | 13 | 11 | 11 | 12 | 13 | 14 | 12 | 11 |