Last updated: May 3, 2025
Understanding the UV Index in Vitorino Freire, Brazil, is crucial for safeguarding your skin and overall health. The UV levels can vary significantly throughout the day, peaking at a striking 13 between noon and 1 PM—a serious risk for sunburn and long-term skin damage. Given the region's tropical climate, it’s essential to stay informed about these daily fluctuations to enjoy the beautiful weather while minimizing the dangers of excessive sun exposure. By being aware of the UV Index, residents can take proactive steps to protect themselves, from applying sunscreen to seeking shade during the most intense hours.
The UV Index (UVI) begins its ascent at 07:00, reaching a modest 1, but as the sun climbs higher, so does the intensity. By 09:00, it hits 6, pushing outdoor enthusiasts to take notice. The peak occurs at 12:00, where the UVI soars to a scorching 13, indicating the need for sun protection. This high level remains at 12 until 13:00, before gradually tapering off to 9 by 14:00. As the afternoon progresses, the UVI then dips to 5 at 15:00, and continues to decline, hitting 2 at 16:00. Finally, the day winds down with the UVI falling to 1 by 17:00, and then sinking to 0 after 18:00, offering a reprieve from the sun's harsh rays for the evening.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 6 | high | 25 min |
10:00 | 9 | very high | 15 min |
11:00 | 12 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 5 | 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 |
Throughout the year, UV Index levels remain consistently high, categorized as extreme, with burn times often limited to just 10 minutes. The high-risk months for UV exposure extend from January to April, where the UV Index reaches its peak at 16 in March. Although UV levels start to decline slightly in the summer months of June and July, they remain within the extreme category, making sun safety essential. Visitors and residents are advised to take precautions year-round, such as wearing protective clothing, using sunscreen with high SPF, and seeking shade when necessary, especially during the peak hours of sunlight. Remember, even on cloudy days, UV rays can still cause skin damage, so vigilance is key.
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 |
Vitorino Freire | 15 | 15 | 16 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 14 | 13 |