Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Cataguases, Brazil, especially as the area experiences a distinctive Aw climate, characterized by warm temperatures and plentiful sunshine. Awareness of UV levels can help you take proactive measures against sunburn and long-term skin damage. With UV Index values peaking at 6 during the midday hours, it’s essential to understand the risks associated with high UV exposure. Protecting your skin and promoting overall health can be as simple as staying informed about daily UV fluctuations, ensuring you enjoy Cataguases's beautiful outdoors safely.
Experience the sun's journey with our hourly UV Index data! Starting at 7:00 AM, the UV Index is at a gentle 1, perfect for a leisurely morning. By 9:00 AM, it rises to 3, prompting caution as the sun begins to shine brighter. The peak intensity hits at 11:00 AM and 12:00 PM, with the UV Index reaching 6, making this the prime time to apply sunscreen and seek shade. As the afternoon rolls in, the index begins to drop, settling at 4 by 2:00 PM and then cascading down to 1 by 4:00 PM. Finally, as the sun sets, the index falls to 0 after 6:00 PM, signaling a safe time to enjoy outdoor activities without worry. Stay aware, and plan your day accordingly to protect your skin under the sun!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 6 | 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 |
The UV Index experiences significant seasonal variation, with the highest values occurring during the winter months. From January to April, the UV Index remains in the extreme category, peaking at 16 in January and February, where the burn time is only 10 minutes. As we transition into May and June, the index drops to very high (8) and high (6) levels respectively, allowing for slightly longer exposure times of 15 to 25 minutes. Notably, September through December sees a return to the extreme category, particularly in October and November, maintaining a burn time of 10 minutes. Visitors and residents should remain vigilant during these high-risk months, especially from January to April and September to November, taking precautions such as using sunscreen, wearing protective clothing, and seeking shade to minimize the risk of sunburn.
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 |
| Cataguases | 16 | 15 | 13 | 11 | 8 | 6 | 7 | 10 | 12 | 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 |