Last updated: July 2, 2025
In Ilheus, Brazil, awareness of the UV Index is crucial for protecting your skin against harmful ultraviolet rays. Understanding UV levels can help you prevent sunburn and maintain long-term skin health, especially during the intense midday sun when the index peaks at 9. With Ilheus' tropical climate bringing ample sunshine year-round, it's essential to stay informed about UV exposure to enjoy the beautiful outdoors safely. By monitoring the UV Index, you can plan your activities wisely and safeguard your well-being under the Brazilian sun.
The UV Index for today showcases a striking peak between 11:00 AM and 12:00 PM, where it reaches a high of 9, indicating a high risk of harm from unprotected sun exposure. As the day progresses, the index begins to taper off, transitioning to a 5 at 2:00 PM and then dropping further to 3 by 3:00 PM. The late afternoon brings a noticeable decline, finishing off with 1 at 4:00 PM and fading to 0 after 6:00 PM. If you're planning outdoor activities, the optimal time to soak up the sun safely is definitely before noon! Don’t forget your sunscreen during those peak hours!
| 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 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 3 | moderate | 30 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index exhibits significant seasonal variation, with the highest readings occurring from January to April, where it consistently remains at 14, indicating an extreme exposure risk and a burn time of just 10 minutes. Following this peak, the index drops slightly in May and June, staying in the very high category (10-8) with a slightly increased burn time of 15 minutes. However, the risk remains elevated in July, August, and September, where the index fluctuates between 9 and 12, demanding caution with a burn time again dropping to 10 minutes in August and September. Come October through December, the index returns to extreme levels (14-15) with a burn time of 10 minutes. Visitors and residents should take precautionary steps during the high-risk months of January, February, March, April, August, September, October, November, and December by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shaded areas during peak sunlight hours to minimize the risk of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rio de Janeiro UVI | 15 | 14 | 13 | 10 | 7 | 6 | 7 | 9 | 11 | 12 | 13 | 15 |
| Sao Paulo UVI | 16 | 15 | 12 | 11 | 8 | 6 | 7 | 9 | 11 | 13 | 14 | 15 |
| Belo Horizonte UVI | 17 | 16 | 14 | 12 | 9 | 7 | 8 | 10 | 12 | 13 | 14 | 16 |
| Salvador UVI | 14 | 14 | 14 | 13 | 10 | 9 | 9 | 12 | 12 | 15 | 15 | 14 |
| Ilheus | 14 | 14 | 14 | 13 | 10 | 8 | 9 | 11 | 12 | 14 | 15 | 15 |
| Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |