Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors of Boromo, Burkina Faso, where the Aw climate brings intense sun exposure, particularly during the midday hours. With peak UV levels soaring as high as 13 around noon, being aware of UV risks can significantly help in preventing sunburn and maintaining long-term skin health. As Boromo experiences notable fluctuations in UV radiation throughout the day, knowing when to seek shade or apply sunscreen is essential to safeguard your skin against harmful effects. Prioritize your well-being by staying informed about the UV Index and enjoy the bright, sunny days this region has to offer!
At dawn, the UV Index starts off low at 1 during the early hours, gradually rising as the sun climbs. By 09:00, it reaches 5, signaling a need for some sun protection. The peak occurs at 12:00, with a high of 13, indicating that the sun's rays are at their most intense—it's crucial to stay shaded and apply sunscreen. As the afternoon progresses into 14:00, the index drops slightly to 10, still warranting caution. Then, from 15:00 onward, the UV levels begin to decrease significantly, settling at 4 by 16:00. By the time 18:00 rolls around, the UV Index returns to a safer 1, and we bid farewell to the sun's severity as it softly fades into the evening, reaching 0 by 19:00. Remember to take care during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 10 | very high | 15 min |
| 11:00 | 13 | extreme | 10 min |
| 12:00 | 14 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 7 | 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 |
The UV Index demonstrates significant seasonal variation, peaking in August with an index of 14, categorized as extreme, where the recommended burn time is just 10 minutes. From February to October, the UV Index remains consistently high to extreme, posing an elevated risk for skin damage, particularly from March to September when values range from 12 to 14. In contrast, the winter months of January, November, and December present less intensity, with January and November reporting a very high UV Index of 10 and burn times of 15 minutes. To protect against harmful UV exposure, visitors and residents are strongly advised to limit time outdoors during peak hours, wear protective clothing, and use broad-spectrum sunscreen throughout the year, especially during the summer months when the risk is at its highest.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ouahigouya UVI | 10 | 11 | 12 | 13 | 12 | 12 | 14 | 14 | 12 | 11 | 10 | 9 |
| Koudougou UVI | 10 | 11 | 12 | 13 | 12 | 13 | 13 | 14 | 13 | 12 | 10 | 9 |
| Ouagadougou UVI | 11 | 11 | 12 | 13 | 12 | 13 | 13 | 14 | 13 | 12 | 10 | 9 |
| Boromo | 10 | 11 | 12 | 13 | 12 | 13 | 13 | 14 | 13 | 12 | 10 | 9 |
| Bobo-Dioulasso UVI | 11 | 11 | 12 | 13 | 13 | 13 | 13 | 14 | 14 | 12 | 10 | 10 |
| Banfora UVI | 11 | 11 | 12 | 13 | 13 | 13 | 13 | 14 | 14 | 12 | 10 | 10 |