Last updated: August 1, 2025
Understanding the UV Index in Vacaria, Brazil is crucial for protecting your skin from harmful ultraviolet rays. With the potential for sunburn and long-term skin health issues, being aware of daily UV levels can help you take necessary precautions and enjoy the sun safely. Vacaria's Cfb climate, characterized by mild summers and cooler winters, can still present significant UV exposure risks, especially during peak hours like midday when the index can rise as high as 6. Stay informed and make informed choices to safeguard your skin while enjoying the beautiful outdoors!
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 | 7 | high | 25 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 | 0 | low | 45 min |
19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels fluctuate significantly, with the highest risks occurring during the winter and late fall months. From January to March and again in October to November, the UV Index reaches extreme levels (15-14), where skin can burn in as little as 10 minutes of unprotected exposure. The spring months provide a slight reprieve with lower UV levels, but April still warrants caution as it remains in the very high (10) category, with a burn time of 15 minutes. Summer months see a decline in UV intensity, particularly in June, where it drops to a moderate (5) level, but July and August return to high (6-8) and very high (10) levels respectively. Moving into the fall, September balances out with very high (10) UV exposure. It is advisable for both visitors and residents to take precautions, such as wearing protective clothing and using sunscreen, especially during the extreme months to avoid harmful skin damage.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Vacaria | 15 | 15 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 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 |