Last updated: July 2, 2025
Understanding the UV Index in Posse, Brazil is essential for safeguarding your skin health and preventing sunburn, especially given the town's tropical climate and high UV exposure risks. With peak UV levels reaching 10 around midday, residents and visitors must be aware of their sun safety practices to minimize the risk of harmful effects from prolonged sun exposure. Whether you're enjoying outdoor activities or simply going about your day, staying informed about UV levels can help protect your skin from damage and promote overall well-being.
The UV Index throughout the day presents a compelling narrative of sun exposure, peaking at a staggering 10 at 12:00 PM, indicating a need for caution. As the sun rises, the UV Index gradually climbs from 1 at 7:00 AM to a notable 4 by 9:00 AM. The ascent continues, reaching 9 by 11:00 AM, before hitting its maximum at noon. However, as the afternoon progresses, the intensity wanes, with readings dropping to 7 by 2:00 PM and eventually falling to 1 by 5:00 PM. As twilight approaches, the Index dips to 0 after 6:00 PM, promising safe evening conditions. Engaging with the sun requires awareness; ensure you're protected during those peak hours!
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 | 9 | very high | 15 min |
12:00 | 10 | very high | 15 min |
13:00 | 9 | 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 |
Throughout the year, UV Index levels fluctuate significantly, with the highest values occurring from January to April. During these months, the UV Index reaches extreme levels, peaking at 17 in January and remaining above 13 through April, indicating a risk of harm from unprotected sun exposure within just 10 minutes. February and March also maintain high UV levels, making these early months critical for sun safety. Summer months see a slight decrease, with UV Index falling to a very high rating of 9 in June and 10 in July, with a slightly longer burn time of 15 minutes. As we transition into late summer and fall, levels rise again, notably in August and September, where the index returns to the extreme category, suggesting visitors and residents should remain vigilant. October and November show elevated indexes of 15, emphasizing the need for sun protection as the year ends. With extreme UV levels persisting through much of the year, particularly during high-risk months from January to April, it is advisable for both visitors and residents to wear sunscreen, protective clothing, and seek shade to mitigate the risk of skin damage.
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 |
Posse | 17 | 15 | 15 | 13 | 11 | 9 | 10 | 12 | 13 | 15 | 15 | 16 |