Last updated: June 2, 2025
Understanding the UV Index in Ibiracu, Brazil is essential for safeguarding your skin and overall health. With high levels of UV radiation peaking between 10 AM and 2 PM, residents and visitors must be mindful of sun exposure to prevent painful sunburns and long-term skin damage. Ibiracu's Aw climate, characterized by its warm temperatures, increases the potential for heightened UV exposure, making it even more crucial to stay informed about daily UV levels. By tracking the UV Index, you can enjoy the sunny weather while taking proactive steps to protect your skin.
As the day unfolds, the UV Index reaches its peak during the late morning and early afternoon hours. Starting at a mild 1 at 7 AM, the index gradually climbs to a more noticeable 7 by 11 AM, signaling a time when sun protection becomes essential. It holds steady at 7 until noon, then begins to decline, dipping to 4 by 2 PM, and further falling to 1 by 4 PM. By evening, the UV Index drops to 0, indicating a safe time to enjoy the outdoors without the worry of harmful UV exposure. Remember, during the peak hours from 10 AM to 2 PM, it's crucial to wear sunscreen and protective clothing to safeguard your skin!
| 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 | 7 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 4 | moderate | 30 min |
| 15:00 | 2 | low | 45 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 |
Throughout the year, the UV Index reveals significant seasonal variations, particularly peaking in the winter and late fall months. From January to November, the UV Index consistently reaches extreme levels, often hitting 15, with a burn time as short as 10 minutes in these high-risk months. March and April see slightly lower values (UV index of 14 and 12, respectively), yet still remain in the extreme range. As we transition into May and June, the UV Index drops slightly to levels categorized as very high and high, allowing for somewhat increased burn times. However, July and August shift back to very high ratings, reinforcing the need for vigilance. In September and October, the UV Index once again peaks at extreme levels, with a return to the 10-minute burn time typical of the winter months. November maintains this extreme categorization, rounding out the year with similar risks. Visitors and residents are strongly advised to take precautions by wearing protective clothing, using high-SPF sunscreen, and limiting sun exposure during peak hours, particularly from November to April when the risks are at their highest.
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 |
| Ibiracu | 15 | 15 | 14 | 12 | 9 | 7 | 8 | 10 | 11 | 13 | 15 | 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 |
| Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |