Last updated: July 2, 2025
Understanding the UV Index in Itaituba, Brazil is crucial for anyone looking to enjoy the region's vibrant outdoors while prioritizing skin health. As a tropical area with a hot and humid climate, Itaituba experiences high UV levels, particularly around midday when the index peaks at 11—a level that signifies an extreme risk of harm from unprotected sun exposure. Being aware of UV index levels helps in planning activities and taking necessary precautions to prevent sunburn and long-term skin damage. As the sun shines brightly on this beautiful city, knowledge of UV risks can empower residents and visitors alike to enjoy sun-soaked days safely.
The UV Index offers a fascinating glimpse into the day's sun exposure. Starting off the morning at a minimal 1 at 07:00, it gradually rises, reaching 3 by 09:00. As the sun climbs higher, the intensity peaks at a striking 11 around 13:00, indicating the need for extra sun protection. Midday, especially between 11:00 and 13:00, sees a concerning 8 to 10 on the index, emphasizing the importance of staying in the shade or applying sunscreen. As the afternoon progresses, the UV levels begin to decline, dropping to 7 at 15:00 and gradually falling back to 1 by 18:00. As the sun sets, knowledge of these fluctuations helps us enjoy the sun safely while protecting our skin.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index exhibits extremely high levels throughout the year, particularly from January to April, where it consistently reaches 16. February and March mark the peak months of UV intensity, emphasizing the need for vigilant sun protection. While May sees a slight decrease to 13, the UV levels remain hazardous through the summer months, with June to August maintaining an index of 11. The UV Index begins to taper off slightly in September and October, dropping to 12, before increasing again to 14 in November and December. Given these sustained high UV levels, it is crucial for both residents and visitors to employ effective sun safety measures, including wearing protective clothing, using sunscreen, and limiting sun exposure, especially during midday 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 |
| Itaituba | 15 | 16 | 16 | 16 | 13 | 11 | 11 | 11 | 12 | 12 | 14 | 14 |