Last updated: May 3, 2025
In Concordia, Brazil, awareness of the UV Index is crucial for ensuring skin health and preventing sunburn. Understanding UV levels not only helps residents and visitors alike protect themselves from potential skin damage, but it also informs daily outdoor activities. Concordia's climate, characterized by humid subtropical conditions (Cfa), can lead to significant UV exposure risks, particularly during peak hours around midday when the UV Index soars to a maximum of 7. Being mindful of these fluctuations can empower everyone to enjoy the sun safely while minimizing health risks associated with excessive UV radiation.
The UV Index data reveals a significant fluctuation in solar intensity throughout the day. Starting at 07:00, the index registers a low 1, indicating minimal risk. As the sun climbs higher, it peaks dramatically at 12:00 with a 7, categorizing it as high. This midday zenith is crucial for outdoor activities; however, caution is advised. The afternoon sees a slight decline, dropping to 3 by 15:00, and eventually receding to 0 after 18:00. Thus, while the early hours offer safe sun exposure, midday warrants protective measures to shield against harmful UV rays.
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 | 6 | high | 25 min |
12:00 | 7 | high | 25 min |
13:00 | 6 | 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 |
Throughout the year, UV Index levels exhibit significant fluctuations, with extreme exposure conditions occurring predominantly from January to March, and again in September to November. The highest risk months for sun exposure are January, February, and November, where the UV Index consistently reaches 15, requiring only 10 minutes of exposure to cause skin burn. As the season transitions into April, while still deemed very high with a UV Index of 10, the burn time increases slightly to 15 minutes. During May and July, the UV Index drops into the high category (7-8), allowing for longer exposure times of 25 minutes. Visitors and residents should be vigilant and take necessary precautions during the extreme months by wearing protective clothing, applying high-SPF sunscreen, and seeking shade whenever possible, especially during peak sun hours, to minimize skin damage.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Concordia | 15 | 15 | 13 | 10 | 7 | 5 | 6 | 8 | 11 | 13 | 14 | 15 |
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 |