Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Onolimbu, Indonesia, where the tropical climate combines with high levels of sun exposure, particularly during midday hours. The UV Index peaks significantly around noon, reaching a maximum of 12, indicating a risk of harm from unprotected sun exposure. Being aware of these UV levels is essential for preventing sunburn and maintaining skin health, helping you enjoy the beautiful sunny days while minimizing the risk of skin damage. As Onolimbu’s climate can lead to intense UV radiation, staying informed enables everyone to take appropriate precautions and stay safe under the sun.
The UV Index data paints a clear picture of the sun's intensity throughout the day. Starting with a gentle maximum of 1 at 07:00, the UV levels gradually rise, reaching 2 by 08:00. The real intensity kicks in around 09:00, where the index hits 4, signaling the start of peak sun exposure. The UV Index peaks dramatically at 12 by 12:00 and remains high at 12 until 13:00, making this the most critical time for sun protection. As the afternoon rolls in, the index begins to decline, falling to 10 by 14:00, and tapering off to 7 by 15:00. The evening sees a significant drop, falling back to 3 at 16:00 and sinking to 1 by 17:00, wrapping up the day with a safe 0 at 19:00. Be mindful of those midday rays; they pack the most punch! 🌞
| 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 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 7 | 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 remains exceptionally high throughout the year, with the highest values occurring from January to April, peaking at 16 during March and April. These months, characterized by an extreme exposure category, necessitate a burn time of just 10 minutes before skin damage may occur. Following this peak, UV levels slightly decrease but remain high, with August through October reporting indices between 14 and 15. January to April and the late summer/fall months of August and September are particularly high-risk periods for sun exposure. Residents and visitors should take precautions during these months, such as wearing broad-spectrum sunscreen, protective clothing, and UV-blocking eyewear to safeguard against potential skin damage.
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 |
| Onolimbu | 14 | 15 | 16 | 16 | 15 | 12 | 12 | 14 | 15 | 15 | 14 | 13 |