Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of San Ramon, Bolivia, where the climate can significantly elevate the risk of harmful sun exposure. With sunburn and long-term skin health being major concerns, knowing the UV levels empowers individuals to take necessary precautions. San Ramon’s tropical climate features high UV exposure, particularly between 10 AM and 2 PM, when the index can peak at a striking 10. By staying informed about the UV Index, you can protect your skin and enjoy the sun safely.
The UV Index shifts dramatically throughout the day, making sunlight safety essential. Early in the morning, from 07:00 to 09:00, the index remains low, peaking at just 3 by 09:00. However, as the day progresses, the intensity of UV rays surges, reaching a powerful 10 at noon, marking the peak exposure time. The afternoon sees a gradual decline, with the index dropping to 5 by 15:00 and further diminishing to 1 by 17:00. Finally, as twilight approaches by 19:00, the UV Index plummets to 0. Stay sun-smart by seeking shade and protective clothing during those peak hours!
| 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 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index values exhibit significant seasonal variations, with notably high levels during the winter months and late fall. From January to March, the UV Index remains consistently at 15, categorized as extreme, indicating a very short burn time of just 10 minutes. Following this, April sees a slight decrease to 14, but the risk remains high, continuing through May with an index of 11. In the summer months, June and July present a slightly lower UV Index of 9 and 10 respectively, categorized as very high, with a burn time of 15 minutes. However, as late summer and fall approach, August and September return to extreme levels again at 11, before a dramatic spike to 16 in December. Visitors and residents should exercise caution and take protective measures, especially from January to March, and from October to December, to minimize the risks associated with high UV exposure. Recommended precautions include wearing sunscreen, protective clothing, and sunglasses, and limiting sun exposure during peak hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Santa Cruz de la Sierra UVI | 15 | 15 | 14 | 13 | 10 | 8 | 9 | 10 | 12 | 15 | 16 | 16 |
| San Ramon | 15 | 15 | 15 | 14 | 11 | 9 | 10 | 11 | 11 | 15 | 15 | 16 |
| Sucre UVI | 17 | 17 | 16 | 14 | 11 | 9 | 10 | 12 | 15 | 17 | 17 | 18 |
| Sacaba UVI | 17 | 18 | 17 | 15 | 12 | 10 | 10 | 13 | 15 | 17 | 18 | 19 |
| Cochabamba UVI | 18 | 18 | 17 | 15 | 12 | 10 | 11 | 13 | 16 | 18 | 18 | 19 |
| Oruro UVI | 19 | 19 | 17 | 16 | 13 | 10 | 11 | 14 | 16 | 19 | 19 | 19 |