Last updated: July 2, 2025
Understanding the UV Index in Santa Maria da Vitória, Brazil, is crucial for both residents and visitors alike. With a climate marked by warm temperatures and abundant sunshine, awareness of UV levels is essential for effective sunburn prevention and maintaining long-term skin health. The UV Index can soar to a maximum of 10 during the midday hours, indicating a high risk of harm from unprotected sun exposure. By keeping an eye on the UV Index, you can take proactive measures to protect yourself and your loved ones from the potential dangers of overexposure, ensuring you enjoy the beautiful weather safely.
The UV Index throughout the day presents a compelling narrative of sun exposure, peaking at a staggering 10 at 12:00 PM, indicating a need for caution. As the sun rises, the UV Index gradually climbs from 1 at 7:00 AM to a notable 4 by 9:00 AM. The ascent continues, reaching 9 by 11:00 AM, before hitting its maximum at noon. However, as the afternoon progresses, the intensity wanes, with readings dropping to 7 by 2:00 PM and eventually falling to 1 by 5:00 PM. As twilight approaches, the Index dips to 0 after 6:00 PM, promising safe evening conditions. Engaging with the sun requires awareness; ensure you're protected during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 7 | 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, the UV Index varies significantly, with January and December experiencing the highest levels at 16, categorized as extreme, leading to a very short burn time of just 10 minutes. February through April also remain in the extreme category, with UV levels at 15 or 13. As the year progresses into May, the index drops to 11, but still presents an extreme risk. The summer months, particularly June and July, see a slight decrease to 9 and 10, categorized as very high, allowing for a marginally longer burn time of 15 minutes. However, August returns to an extreme level at 12, followed by September and October with indexes of 13 and 14, respectively. November once again reaches a UV Index of 15, maintaining the extreme risk through the end of the year. Given these variations, it is crucial for visitors and residents to adopt protective measures, especially during high-risk months from January to May and August to November, by using sunscreen, wearing protective clothing, and seeking shade during peak sun hours.
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 |
| 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 |
| Santa Maria da Vitoria | 16 | 15 | 15 | 13 | 11 | 9 | 10 | 12 | 13 | 14 | 15 | 16 |