Last updated: July 2, 2025
Understanding the UV Index in Cruz de Machacamarca, Bolivia is essential for safeguarding your skin and overall health. With its BWk climate, this high-altitude location experiences significant solar exposure, particularly during midday hours when UV levels peak at 11, indicating a risk of harm from unprotected sun exposure. By being aware of these UV levels, you can take proactive measures to prevent sunburn and long-term skin damage, ensuring you enjoy the beautiful Bolivian sun safely. Stay informed and protect yourself from the potential risks associated with high UV exposure!
The UV Index reveals a dynamic pattern throughout the day, starting at a low 1 in the early morning hours of 07:00 and 08:00. As the sun rises, the index climbs steadily, reaching 3 by 09:00. The midday sun peaks aggressively at 11, with the UV Index hitting its maximum of 11 from 12:00 to 13:00, signaling a high risk for skin damage without protection. Following this peak, values gradually decline, dropping to 9 at 14:00, and tapering down to 6 by 15:00. As the evening approaches, the UV Index falls back to 3 by 16:00 and finally descends to a 1 by 17:00 and 18:00, before sinking to 0 at 19:00, marking the end of the day's UV exposure. It's a reminder to stay vigilant under the sun, especially 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 | 9 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index data reveals significant seasonal fluctuations in sun exposure risks, with extreme UV levels observed from January through April, consistently reaching a high of 19. Notably, March has a slightly lower UV Index at 17, yet remains critical for sun safety. May begins to see a dip, with an index of 13, before transitioning into very high levels of 10 in June and 11 in July. As summer wanes, August and September return to extreme levels of 13 and 16, respectively. The UV exposure remains dangerous through November and December, once again peaking at 19. Residents and visitors are advised to take precautionary measures against UV exposure, especially during the high-risk months of January to April and again from July to October. Sunscreen application, protective clothing, and seeking shade are essential to minimize skin damage during these periods.
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 |
| 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 |
| Cruz de Machacamarca | 19 | 19 | 17 | 16 | 13 | 10 | 11 | 13 | 16 | 19 | 19 | 19 |