Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Sao Lourenco da Mata, Brazil, where high levels of ultraviolet radiation can lead to serious sunburn and long-term skin health issues. With peak UV levels soaring as high as 12 around noon, awareness of these fluctuations is vital for safe outdoor activities. This tropical climate, characterized by strong sunlight especially during midday hours, necessitates proactive sun protection measures to prevent harmful effects on your skin. By keeping an eye on the UV Index, you can enjoy the beauty of Sao Lourenco da Mata while safeguarding your health!
Today’s UV Index tells a compelling story of sun intensity as the hours unfold. Starting off at a modest 2 at 7 AM, the index rises steadily, hitting 4 by 8 AM. As the sun climbs higher, expect a sharp surge, peaking at an impressive 12 from 11 AM to 12 PM—a clear reminder to slather on that sunscreen! The afternoon begins to cool off as the index dips to 9 by 1 PM and continues its descent, landing at 6 by 2 PM. As the day winds down, the intensity drops dramatically, falling to 1 by 4 PM and fading into zero by 7 PM, signaling the perfect time for evening outdoor plans without UV worries. Be sun-safe and enjoy the day!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 8 | very high | 15 min |
| 10:00 | 11 | extreme | 10 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 9 | 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 |
Throughout the year, the UV Index remains consistently high, ranging from 11 to 14, indicating an extreme exposure category and a burn time of just 10 minutes across all months. The months of January through March, as well as November and December, consistently show a UV Index of 14, posing significant risk for skin damage. April and September also present high levels of UV exposure at 14 and 13 respectively. As such, it is crucial for both visitors and residents to exercise caution during these high-risk months. Protective measures should include wearing broad-spectrum sunscreen, seeking shade during peak hours, and donning protective clothing to mitigate the risk of harmful skin exposure year-round.
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 Lourenco da Mata | 14 | 14 | 14 | 14 | 12 | 11 | 11 | 12 | 13 | 13 | 14 | 14 |
| Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |