Last updated: May 3, 2025
In Carauari, Brazil, awareness of the UV Index is crucial for safeguarding skin health and preventing sunburn. With a tropical climate that often exposes residents and visitors to high UV levels, understanding these fluctuations throughout the day is essential for proactive sun protection. For instance, during peak hours, especially between 10 AM and 2 PM, UV Index values soar to a significant 13, indicating an extreme risk of harm from unprotected sun exposure. By staying informed about the UV Index, you can enjoy Carauari’s beautiful outdoors while taking the necessary precautions to keep your skin healthy and safe.
As the sun rises over the horizon, the UV Index starts low at 1 by 7:00 AM, gradually ramping up to 2 by 8:00 AM. However, by 9:00 AM, it takes a significant leap to 4, with intensity peaking at a notable 13 by 12:00 PM. The midday sun brings the highest risk, striking 11 at 11:00 AM, followed closely by 12 at 1:00 PM. The intensity begins to wane as the afternoon progresses, dipping to 10 at 2:00 PM, then gently declining to 7 by 3:00 PM. As the sun sets, the index drops to 1 by 5:00 PM, and ultimately fades away to 0 after 7:00 PM. It's a day of vibrant sunshine, and while the midday hours call for caution, the gradual descent of UV radiation offers a pleasant evening breeze.
| 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 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index experiences notable consistency throughout the year, with extreme levels recorded from January to April, reaching a peak of 16 in February and March. Although there is a slight reduction in UV Index values from May (13) to July (11), the exposure remains high, and the burn time stays constant at just 10 minutes. August sees a slight increase to 12 before September rises again to 13, with October and November holding steady at 14. December rounds out the year with a UV Index of 13. Given this information, it is crucial for visitors and residents to remain vigilant about sun protection, especially during the high-risk months of January through April. Using sunscreen, wearing protective clothing, and seeking shade can help prevent skin damage, even during the cooler months.
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 |
| Carauari | 15 | 16 | 16 | 15 | 13 | 11 | 11 | 12 | 13 | 14 | 14 | 13 |