Last updated: June 2, 2025
In Martapura, Indonesia, being aware of the UV Index is crucial for safeguarding your skin health against harmful sun exposure. Understanding UV levels helps in preventing sunburns and long-term skin damage, which is especially important in this tropical climate known for its intense sunlight. With a UV Index peaking at 11 during midday hours, the risks of overexposure can escalate quickly. Whether you're enjoying the vibrant local culture or soaking up the natural beauty, staying informed about UV levels will ensure you enjoy the sun safely while protecting your skin.
The UV Index throughout the day offers a clear picture of sun intensity and potential risk for skin exposure. Starting off at a mild level of 1 at 07:00, the index gradually climbs, reaching 2 by 08:00. By 09:00, it jumps to 4, signifying a need for sun protection as it approaches midday. The peak arrives at 11:00 with a striking 10, followed closely by 11 at both 12:00 and 13:00, indicating the highest risk for harmful UV rays. As the afternoon progresses, the UV Index dips, falling to 9 at 14:00 and eventually to a more manageable 5 by 15:00. The evening brings relief, as it decreases further to 3 at 16:00, and to 1 by 17:00. Finally, as the sun sets, the index drops to 0 by 19:00, marking the end of a day defined by varying levels of UV exposure. It's a vivid reminder of the sun's intensity and the importance of appropriate sun safety measures during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 10 | 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 | 5 | moderate | 30 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 |
Throughout the year, UV Index levels remain strikingly elevated, particularly from January to October, with a consistent extreme category rating. The highest values occur in March (16) and February (15), marking these as the high-risk months for UV exposure. Visitors and residents should exercise extreme caution during these months, as the burn time is as short as 10 minutes across all months, indicating high potential for skin damage. To protect against harmful UV rays, it is advisable to wear broad-spectrum sunscreen, seek shade, and don protective clothing, especially during peak sun hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Surabaya UVI | 13 | 15 | 14 | 12 | 12 | 10 | 11 | 12 | 14 | 13 | 13 | 13 |
| Bekasi UVI | 14 | 16 | 16 | 14 | 11 | 10 | 10 | 11 | 13 | 15 | 14 | 13 |
| Jakarta UVI | 14 | 16 | 16 | 14 | 11 | 10 | 10 | 11 | 13 | 15 | 14 | 13 |
| Medan UVI | 13 | 15 | 15 | 15 | 14 | 12 | 12 | 13 | 14 | 14 | 13 | 12 |
| Bandung UVI | 15 | 16 | 16 | 15 | 12 | 11 | 11 | 12 | 14 | 15 | 15 | 14 |
| Martapura | 14 | 15 | 16 | 15 | 14 | 11 | 12 | 13 | 15 | 15 | 14 | 14 |