Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Campos Sales, Brazil, where the BSh climate brings about warm, sunny days with significant sun exposure. With UV levels peaking at a remarkable 12 around midday, awareness of these measures is essential for sunburn prevention and overall skin health. Knowing when the UV Index is high helps you take the necessary precautions to protect your skin and enjoy the beautiful Brazilian outdoors while minimizing the risk of harmful effects from sun exposure. Stay informed and stay safe under the sun!
The UV Index throughout the day reveals a striking fluctuation in sun intensity. Starting at a modest 1 by 07:00, the index quickly rises as the sun ascends, hitting 4 by 08:00. As the clock strikes 09:00, we reach a 7, but it’s between 10:00 and 12:00 that we experience the peak, with the index soaring to an impressive 12. Gradually, the intensity begins to wane; by 13:00, it drops to 10, and further declines to 4 by 15:00. The sun's power diminishes steadily, settling back to 1 by 17:00 and finally reaching 0 after 18:00, inviting a gentle close to the day. With this data, it's clear that the midday hours are the best time to be cautious when exposed to the sun!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 10 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 10 | 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 remains notably high year-round, with values frequently reaching extreme levels. January through April shows consistent UV Index values of 14 to 15, indicating an extremely high risk of harm from unprotected sun exposure. As we move into the summer months of May and June, the Index drops slightly to 11-12, but the exposure risk remains serious. July and August maintain an index of 11-13, making these months still very concerning for sun safety. Notably, November and December experience a resurgence back to 14. Given the persistent risk throughout the year, it’s crucial for visitors and residents to take precautionary measures against UV exposure, such as wearing protective clothing, using high-SPF sunscreen, and seeking shade, especially during peak sun hours. Remember, even on cloudy days, harmful UV rays can penetrate and cause skin damage. Stay safe!
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 |
| Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |
| Campos Sales | 15 | 14 | 15 | 14 | 12 | 11 | 11 | 13 | 13 | 13 | 14 | 14 |