Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Gambiran Satu, Indonesia, where the tropical climate can expose you to varying levels of ultraviolet radiation throughout the day. With peak UV levels reaching as high as 10 around midday, awareness of these fluctuations is essential for preventing sunburn and promoting long-term skin health. By recognizing the risks associated with high UV exposure, you can take proactive measures to protect your skin, especially during the sunniest hours. In this vibrant locale, knowledge of daily UV indices empowers you to enjoy the sun safely while minimizing the harmful effects of excessive exposure.
The UV Index today showcases a dynamic range, starting off mild at 7:00 AM with a value of 2. As the day progresses, the sun rises higher, peaking at 11:00 AM and 12:00 PM with a maximum index of 10, indicating very high levels of UV radiation. This midday surge makes 9:00 AM and 10:00 AM critical hours to protect your skin, reaching 7 and 9, respectively. Post-noon, the index gradually declines, dropping to 5 by 2:00 PM, before tapering off to 1 by 4:00 PM and returning to 0 after 6:00 PM. Stay vigilant during the peak hours to ensure safe sun exposure!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 2 | low | 45 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index experiences significant fluctuations throughout the year, consistently remaining in the extreme or very high categories from January to November, with levels peaking in October at 16. The high-risk months for UV exposure are identified as February, March, September, and October, when UV Index values regularly reach 15 or higher, making a burn time of just 10 minutes critical for unprotected skin. Residents and visitors should exercise caution during these months, seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen regularly. Alongside June and July, which feature slightly lower indices of 10 and 11 respectively, they still demand vigilance due to the prolonged sunlight exposure characteristic of summer. Being informed and prepared can help prevent harmful effects from UV radiation throughout the year.
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 |
| Gambiran Satu | 14 | 15 | 15 | 14 | 12 | 10 | 11 | 13 | 15 | 16 | 14 | 14 |