Last updated: May 3, 2025
Being aware of the UV Index is crucial in Jaguarari, Brazil, where the sun's rays can pose significant risks during peak hours. Understanding UV levels is essential not just for preventing painful sunburns, but also for maintaining long-term skin health. With a tropical climate and maximum UV Index values reaching up to 12 around midday, residents and visitors alike need to be vigilant about sun exposure. By staying informed about the UV Index, you can enjoy the sunny beauty of Jaguarari while protecting your skin from harmful effects.
As the sun rises, the UV Index starts off mild at 1 at 07:00, but it quickly gains intensity as the day progresses. By 09:00, it escalates to 6, signaling that sun protection is becoming essential. The peak occurs at 11:00 and 12:00, where the index reaches a striking 12, representing a high risk of harm from unprotected sun exposure. Fortunately, the intensity begins to wane after 13:00, dropping to 10 and continuing its descent throughout the afternoon. By 16:00, it falls to a negligible 1, and the UV exposure dwindles to 0 by 18:00 and 19:00. It's a day to enjoy the sun but remember to stay protected during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 10 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 7 | 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, UV Index levels remain notably high, particularly from January to April, where they reach an extreme level of 15, necessitating a burn time of only 10 minutes. As we transition into May, the index begins to lower slightly to 12 but still falls within the extreme category. The summer months of June and July see a UV Index around 10 to 11, categorized as very high to extreme with a burn time extending to 15 and 10 minutes, respectively. However, high numbers return in August at 12 and continue through September at 13, reverting back to the extreme values in October at 15. The last months of the year also maintain this high exposure, making November and December particularly critical with the same burn risk as January. Residents and visitors are advised to take precautions against UV radiation during these months, including using sunscreen, wearing protective clothing, and avoiding prolonged sun exposure, especially during peak 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 |
| Jaguarari | 15 | 15 | 15 | 14 | 12 | 10 | 11 | 12 | 13 | 15 | 15 | 15 |