Last updated: June 2, 2025
In San Juan del Surutu, Bolivia, awareness of the UV Index is crucial for safeguarding your skin against the sun's harmful rays. Understanding UV levels is essential for preventing sunburn and promoting overall skin health, especially in this Aw climate zone, where exposure to intense sunlight can pose risks. During peak hours, particularly between 11:00 AM and 1:00 PM, the UV Index can soar to 8, indicating a high risk of harm from unprotected sun exposure. By staying informed and taking necessary precautions, residents and visitors can enjoy the beautiful outdoors while minimizing potential damage to their skin.
At dawn, the UV Index remains low, peaking at 1 by 08:00. As the sun rises higher, a notable increase occurs, reaching 3 at 09:00 and escalating dramatically to a maximum of 8 from 12:00 to 13:00. This midday surge indicates a higher risk for sun exposure, making it essential to take precautions such as wearing sunscreen and protective clothing. The intensity then gradually declines, dropping to 4 by 15:00, and continuing its descent to 0 by 19:00, marking the end of the sun’s peak influence for the day. Stay mindful of these hourly fluctuations to enjoy the sun safely!
| 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 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 6 | high | 25 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 |
The UV Index demonstrates significant seasonal variation, with the highest levels occurring during the winter and early spring months. From January to April, the UV Index remains at an extreme level of 15-14, indicating a dangerously high risk of harm from unprotected sun exposure, where burn time is only 10 minutes. This trend continues into September, with a spike back to 13, and peaks again in October and November at 16, necessitating caution during these months as well. The summer months of May to August experience a slightly lower UV Index (ranging from 8 to 10), categorized as very high, allowing for a burn time of 15 minutes. Visitors and residents are strongly advised to take proactive sun safety measures, such as wearing sunscreen, protective clothing, and seeking shade, especially during the high-risk months of January, February, March, April, September, October, November, and December.
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 Juan del Surutu | 15 | 15 | 14 | 13 | 10 | 8 | 9 | 10 | 13 | 15 | 16 | 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 |