Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Sao Pedro, Brazil. With strong sunlight levels often peaking at an intense 8 around noon, being aware of UV exposure can make a significant difference in preventing sunburn and maintaining long-term skin health. This charming region, characterized by its temperate Cfa climate, sees notable UV fluctuations throughout the day, highlighting the need for vigilance against harmful rays. Stay informed, protect your skin, and enjoy the beautiful São Pedro sun safely!
The UV Index throughout the day presents a clear pattern, peaking around noon with a maximum value of 8, indicating that sun protection is crucial during this time. Starting from a low of 1 at 07:00 and 08:00, the index rises steadily, hitting 5 by 10:00. It escalates to its highest point at 12:00, before gradually declining to 7 at 13:00 and then dropping further as the afternoon progresses. By 16:00, the index has decreased to 2, and finally, it settles to 0 by 18:00, meaning minimal risk of harm from sun exposure as daylight fades. For outdoor enthusiasts, the best advice is to stay safe and protect against UV rays, especially around midday!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 1 | low | 45 min |
09:00 | 3 | moderate | 30 min |
10:00 | 5 | moderate | 30 min |
11:00 | 7 | high | 25 min |
12:00 | 8 | very high | 15 min |
13:00 | 7 | high | 25 min |
14:00 | 5 | moderate | 30 min |
15:00 | 3 | 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 |
The UV Index exhibits significant variability throughout the year, with extreme levels recorded from January to April and returning in September to November. High-risk months include January, February, March, April, September, October, November, and December, all marked by a UV Index of 11 or higher and a minimal burn time of just 10 minutes. Even during the summer months, while the UV Index decreases slightly, it is still categorized as high in June and July, necessitating an exposure time of only 25 minutes for skin safety. Visitors and residents should take caution during these months by wearing protective clothing, applying sunscreen, and limiting sun exposure, particularly during peak hours, to minimize the risk of harmful UV radiation.
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 |
Sao Pedro | 16 | 16 | 13 | 11 | 8 | 7 | 7 | 10 | 12 | 13 | 14 | 16 |
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 |