Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Vigia, Brazil, especially as the region basks in sunlight typical of the tropical climate. Being aware of the daily UV levels helps protect against sunburn and long-term skin health issues. With UV Index readings peaking at 12 during midday, it's vital to take precautions to shield your skin from harmful rays. Vigia's warm climate and high UV exposure risks make knowledge of these levels an essential part of enjoying outdoor activities safely.
The UV Index tomorrow will experience a sharp ascent, beginning with a modest 1 at 07:00. As the sun rises higher, expect a steady increase, peaking at an intense 12 by noon. This midday high presents a strong risk of harm from unprotected sun exposure, with careful precautions recommended. The afternoon sees the index gradually descend, dropping to 6 by 15:00 and down to 1 by 17:00, signaling a cooling off as the day winds down. As evening approaches, the UV levels dip to 0 after sunset, making for a safe time to enjoy the outdoors without worry. Remember to protect your skin during peak hours, especially between 10:00 and 14:00!
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 | 7 | high | 25 min |
11:00 | 10 | very high | 15 min |
12:00 | 12 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 6 | 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 annual UV Index exhibits extreme levels from January to May, peaking at a UV Index of 16 during both March and April, making these months particularly high-risk for sunburn with a burn time of just 10 minutes. Although there is a slight decrease in June and July, the UV Index remains significant, hovering around 12 to 13 through the late summer and into the fall. As such, visitors and residents are advised to take proactive precautions during these high-risk months, including wearing broad-spectrum sunscreen, protective clothing, and seeking shade, especially during peak sun hours. Awareness of these seasonal UV changes is crucial for outdoor safety year-round.
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 |
Vigia | 14 | 15 | 16 | 16 | 14 | 12 | 12 | 13 | 13 | 13 | 13 | 13 |