Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Itamaracá, Brazil, where the sun can be both a source of warmth and a potential hazard. With tropical weather typical for this coastal gem, it's essential to be aware of varying UV levels throughout the day—ranging from moderate in the morning to extremely high around midday, peaking at an impressive 11. Being vigilant about these levels can help prevent painful sunburn and protect skin health in the long run. As you enjoy the beautiful beaches and vibrant outdoor life of Itamaracá, stay informed and take necessary precautions to safeguard your skin from harmful UV exposure!
At dawn, the UV Index starts at a mild 2 at 07:00, gradually rising as the sun ascends. By 09:00, it reaches a moderate 7, but the real peak comes at 11:00 with a striking 11, indicating a significant risk of harm from unprotected sun exposure. As the clock ticks toward noon, the index slightly dips to 10 at 12:00, then descends through the afternoon to 6 by 14:00, showcasing a steady decline. The intensity softens further, dropping to 3 at 15:00, and nearly fading out by evening, falling to 1 by 16:00 and diminishing to 0 by 19:00. It’s a reminder to protect your skin during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 11 | extreme | 10 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 |
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 |
| Itamaraca | 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 |