Last updated: July 2, 2025
In Passagem Franca, Brazil, awareness of the UV Index is crucial for safeguarding skin health against the harmful effects of sun exposure. Understanding UV levels helps in preventing sunburn and reducing the risk of long-term skin damage, particularly during the high UV periods indicated by the daily forecast. With a climate that features intense sunshine and typical UV exposure risks, especially from late morning to early afternoon, it's essential for residents and visitors alike to stay informed and take proactive measures to protect themselves. Always check the UV Index before heading outdoors to enjoy the beautiful days that Passagem Franca has to offer!
The UV Index paints an intriguing picture throughout the day. Early morning starts off mild with a maximum of 1 at 07:00. As the sun rises, the intensity ramps up, reaching 2 by 08:00 and then skyrocketing to 5 by 09:00. The peak is at 12:00, where the index hits a striking 11, indicating significant sun exposure risk. This intensity begins to taper post-lunch, with values declining to 10 at 13:00, then gradually falling to 8 at 14:00, and further down to 4 by 15:00. As the evening approaches, the UV Index dwindles to 2 by 16:00, and by 17:00, it drops to 1, finally reaching 0 at 18:00 and 19:00. It's a day where sun protection is crucial during midday hours—stay safe and enjoy the sunshine!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 2 | 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 readings remain notably high, with extreme levels recorded from January to April, consistently at 15, and only slightly decreasing in May and June, where it reaches 13 and 11, respectively. The summer months of July and August maintain high levels at 11 and 12, before increasing again in September and October. Notably, November and December also show high UV values of 14. This data indicates that the highest risk months for UV exposure are from January to April, where the UV Index remains at its peak. Therefore, it is crucial for visitors and residents alike to take precautions, such as wearing sunscreen, protective clothing, and sunglasses, as well as seeking shade during peak sun hours, to minimize the risk of skin damage 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 |
| Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |
| Passagem Franca | 15 | 15 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 14 | 14 |