Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Vera Cruz, Brazil, where sunlight can be both a delight and a danger. The UV Index indicates the strength of solar ultraviolet radiation, helping you make informed decisions about sun exposure to prevent sunburn, skin damage, and long-term health issues. Vera Cruz, situated in a tropical climate, experiences significant UV exposure, especially during the peak hours from 10 AM to 2 PM, where the index reaches a maximum of 10. By keeping an eye on UV levels, you can protect your skin and enjoy the beautiful Brazilian sun safely.
As the sun rises, the UV Index starts to climb slowly, peaking at 10 between 11:00 AM and 12:00 PM, indicating very high levels of solar intensity that warrant protective measures. Early in the day, from 07:00 to 08:00, the index remains low at 1-2, but it ramps up sharply by 09:00, reaching a moderate 5. By 10:00 AM, it escalates to 8, urging outdoor enthusiasts to take precautions. Following the midday sun, the index begins to drop, falling to 6 at 2:00 PM, before continuing its descent to 4 by 3:00 PM. As the afternoon dwindles, the UV levels fall dramatically, returning to 1 by 4:00 PM and finally decreasing to 0 by 6:00 PM, signaling a safe end to sun exposure for the day. Embrace the sun wisely! 🌞
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 1 | 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 in this region remains notably high, particularly from January to April and again in October to December, where it reaches an extreme level of 15. During these months, the burn time is as brief as 10 minutes, posing a significant risk for sunburn and skin damage. In March and April, the index remains at 14 and 13, respectively, indicating a continued high risk. Although June and July see a slight dip to 9 and 10, the index remains categorized as very high, with a burn time of 15 minutes. Visitors and residents are strongly advised to take precautions during these high-risk months by wearing protective clothing, applying sunscreen regularly, and seeking shade when necessary, especially during peak sunlight 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 |
| Vera Cruz | 15 | 15 | 14 | 13 | 11 | 9 | 10 | 12 | 13 | 15 | 15 | 15 |