Last updated: July 2, 2025
Understanding the UV Index in Sao Francisco do Conde, Brazil, is crucial for safeguarding your skin health and preventing sunburn. With the tropical climate characteristic of this region, the UV exposure levels can soar to a maximum of 10 around noon, making it essential to stay informed about sun safety. Awareness of UV levels helps residents and visitors alike take necessary precautions during peak hours, minimizing the risk of skin damage and ensuring a healthier outdoor experience. Protect yourself and enjoy the beautiful sunny days that Sao Francisco do Conde has to offer!
The UV Index data reveals a fascinating daily cycle of sun exposure. Starting at 07:00, the index is a comfortable 1, perfect for early risers. As the sun climbs higher, it reaches 3 by 08:00, gradually increasing to a peak of 10 at 12:00, indicating a high risk of harm from unprotected sun exposure. After this zenith, the index starts to decline, dropping to 8 by 13:00, 6 at 14:00, and then into safer territory, settling at 3 by 15:00. The late afternoon brings a gentle decrease, with values falling back to 1 by 16:00 and remaining at that level until 17:00. By 18:00, the UV Index is at 0, signaling it's time to enjoy the shade or head indoors, as sunlight's intensity wanes.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 3 | 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 |
The UV Index displays significant seasonal variations, with extreme ratings of 14 occurring from January to April, and again in October and November. The high-risk months for UV exposure include January, February, March, October, and November, where the burn time is notably low at just 10 minutes. The summer months, June and July, experience a slight decrease in UV intensity to 9 and 10, respectively, categorized as very high, allowing for a slightly longer burn time of 15 minutes. Visitors and residents are advised to take precautions during high UV periods, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, especially during the peak exposures in the identified high-risk months.
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 |
| Sao Francisco do Conde | 14 | 14 | 14 | 13 | 11 | 9 | 10 | 12 | 13 | 15 | 15 | 14 |
| Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |