Last updated: July 2, 2025
In Monte Alegre de Minas, Brazil, awareness of the UV Index is essential for protecting skin health amidst the town's warm, tropical climate. Understanding the UV levels throughout the day can significantly reduce the risk of sunburn and long-term skin damage, especially during peak hours when the index soars to a maximum of 9 at noon. With UV exposure being highest between 10 AM and 2 PM, it's crucial for residents and visitors to stay informed and take appropriate precautions to enjoy the radiant sun safely, ensuring that outdoor activities remain both enjoyable and skin-friendly.
As the day unfolds, the UV Index rises sharply, peaking at 9 around 12:00 PM, indicating a time when sun protection is essential. Early morning hours reflect a milder exposure, with values only reaching 1 by 8:00 AM. By 11:00 AM, the index escalates to 7, making the midday sun particularly intense. After this peak, the index begins to gradually decline, dipping to 4 by 3:00 PM and further dropping to 1 by late afternoon. Finally, by 6:00 PM, the UV Index falls to zero, marking the end of a day where awareness of sun safety is crucial during those high-risk hours. Stay informed and protect your skin wisely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 8 | 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 |
The UV Index exhibits significant seasonal variation, with extreme levels predominantly from January through April and in August to November, where a consistent burn time of just 10 minutes can lead to skin damage. The months of January, February, March, April, August, October, November, and December all present extremely high risks (UV Index 16 or 15), indicating the need for diligent sun protection during outdoor activities. In contrast, the summer months of May, June, and July show a slightly lower but still very high risk, with burn times extending to 15 minutes. Visitors and residents should prioritize sun safety, wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak hours to mitigate potential harm.
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 |
| Monte Alegre de Minas | 16 | 16 | 14 | 12 | 9 | 8 | 9 | 11 | 12 | 14 | 15 | 16 |
| Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |