Last updated: August 1, 2025
In Sananduva, Brazil, understanding the UV Index is essential for safeguarding your skin health and preventing painful sunburns. With a Cfa climate, residents and visitors alike should be aware of the daily UV levels, particularly during the midday hours when the index peaks at 6 around noon. This information helps individuals plan their outdoor activities, ensuring they take necessary precautions against harmful UV radiation. By staying informed about the UV Index, you can enjoy Sananduva's beautiful landscapes while protecting yourself from its potential risks.
The UV Index throughout the day reveals a dynamic shift in sun intensity, peaking around midday. Starting from a low of 0 at 7 AM, the index gradually climbs as the sun rises, reaching a moderate 6 at noon. From this point, it gently declines, dipping to 5 at 1 PM and easing to 3 by 3 PM. As the afternoon fades to evening, the UV levels drop to 1 by 5 PM, and ultimately return to 0 after 6 PM. This pattern highlights the importance of sun protection during the midday hours, especially as UV levels peak, making it crucial to take precautions to safeguard your skin!
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 | 8 | very high | 15 min |
14:00 | 6 | high | 25 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 |
Throughout the year, the UV Index experiences significant seasonal variations, with the highest levels occurring from January to March and November to December, categorized as extreme with a burn time of just 10 minutes. April marks a transition with a very high UV Index of 10, while May and July see a decrease to high levels, allowing for longer burn times of 25 minutes. The summer months, June and August, present moderate to very high risks, where careful sun protection is still recommended. As September rolls in, the UV levels remain at very high, necessitating vigilance. Visitors and residents should take extra precautions in these high-risk months—especially from January to March and November to December—by wearing sunscreen, protective clothing, and seeking shade to minimize harmful exposure.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Sananduva | 15 | 15 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 13 | 15 | 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 |