Last updated: June 2, 2025
In Driyorejo, Indonesia, staying informed about the UV Index is crucial for protecting your skin from harmful ultraviolet radiation. With peak UV levels reaching up to 10 around midday, understanding these levels is essential for preventing sunburn and safeguarding your long-term skin health. The region's tropical climate presents unique challenges, as residents and visitors alike face heightened risks of UV exposure, particularly during late morning and early afternoon hours. Being proactive about UV conditions can make all the difference in enjoying the sun safely!
As the sun rises, the UV Index begins to climb, peaking during the midday hours. At 07:00, the index starts at a mild 1, but by 09:00, it jumps to 6, marking the onset of more intense sun exposure. The intensity reaches its zenith at 11:00 with a striking score of 10, indicating a high risk of harm from unprotected sun exposure. Following this peak, the index gradually declines, demonstrating a steady decrease as the afternoon progresses: it drops to 7 at 13:00, and further to 5 by 14:00. As the sun begins to set, the soothing decline continues, bringing the index back to 1 by 16:00 and finally to 0 after 18:00, signaling a safe reprieve from UV rays. It’s crucial to take protective measures, especially when the UV Index is at its highest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 3 | moderate | 30 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 |
Throughout the year, UV exposure in this region varies significantly, peaking during the summer months and remaining high even in the late fall. Notably, January through April presents an extreme risk, with UV Index values between 12 and 15, leading to a dangerously short burn time of only 10 minutes. The high-risk months include February, which sees a UV Index of 15, and March with an index of 14. As summer rolls in, the UV Index gradually lowers slightly; however, July and August maintain extreme levels, necessitating protective measures. Visitors and residents should exercise caution and take appropriate sun safety precautions, such as wearing sunscreen, protective clothing, and sunglasses during these high UV months to minimize skin damage and increase overall safety in the sun.
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 |
| Driyorejo | 14 | 15 | 14 | 12 | 12 | 10 | 11 | 12 | 13 | 14 | 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 |