Last updated: August 1, 2025
Staying aware of the UV Index is crucial for the residents of Pinheiro Machado, Brazil, where the climate can expose individuals to varying levels of ultraviolet radiation throughout the day. Understanding UV levels is essential not only for sunburn prevention but also for maintaining overall skin health, as excessive sun exposure can lead to serious long-term effects. In this region, the Cfa climate brings sunny days with peak UV levels reaching up to 5 around midday, highlighting the importance of protective measures during these hours to safeguard your skin against potential damage.
As dawn breaks at 07:00, the UV Index hops from 0 to a mere 1 by 08:00, signaling a gentle start to the day. By 10:00, it climbs to a moderate 2, but the sun’s intensity truly kicks in around 11:00, peaking at 4. The UV levels soar to a high of 5 by 13:00, prompting sun safety awareness. The afternoon sees a slight dip, with values trending down to 4 at 14:00, and 3 by 15:00. As the sun begins to set, the UV Index returns to 1 at 16:00 and gently fades back to 0 by 18:00. The gradual rise and fall of the UV Index throughout the day highlights the importance of sun protection during peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 1 | low | 45 min |
09:00 | 2 | low | 45 min |
10:00 | 4 | moderate | 30 min |
11:00 | 5 | moderate | 30 min |
12:00 | 6 | high | 25 min |
13:00 | 6 | high | 25 min |
14:00 | 5 | moderate | 30 min |
15:00 | 4 | moderate | 30 min |
16:00 | 2 | low | 45 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
During the year, the UV Index varies significantly, with the highest levels occurring in the winter months and early spring, particularly from January to March, where the index reaches extremes of 14 to 12 and a minimal burn time of 10 minutes. The high-risk months include October and November, which also have extreme UV conditions (index of 12-14). In contrast, from May to July, the UV levels moderate to 5-4, allowing for longer safe exposure times of 30 minutes. However, visitors and residents should remain vigilant, especially in the spring and fall, to reduce the risk of harmful sun exposure. It is essential to use protective measures such as sunscreen, hats, and clothing during these high UV periods to ensure safety and prevent skin damage.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Pinheiro Machado | 14 | 13 | 12 | 9 | 5 | 4 | 4 | 6 | 9 | 12 | 14 | 14 |
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 |