Last updated: June 2, 2025
In Bosnik, Indonesia, staying informed about the UV Index is crucial for maintaining your skin health and preventing sunburns. With its tropical climate and typically high UV exposure, understanding the daily fluctuations in UV levels allows residents and visitors alike to take the necessary precautions when enjoying the outdoors. For example, peak UV Index readings can soar up to 12 around midday, making it vital to protect your skin during those hours. By being aware of the UV Index, you can enjoy the beautiful sunshine in Bosnik while safeguarding your skin from harmful rays.
As the sun rises, the UV Index begins its ascent, starting at a mild 1 at 7:00 AM. By 8:00 AM, it climbs to 3, signaling the start of a day that will soon heat up. At 9:00 AM, the index reaches 6, prompting the need for some sun protection if you're heading outdoors. The peak hits around 12:00 PM, soaring to a blistering 12, making it essential to seek shade and wear sunscreen. As the afternoon progresses, the levels begin to decline, with a gentle drop to 10 at 1:00 PM, followed by 8 at 2:00 PM. By 3:00 PM, the UV Index lessens to 4, gradually fading to 2 at 4:00 PM. As daylight dwindles, the index falls to 1 at 5:00 PM and finally settles at 0 after 6:00 PM, marking the end of a high UV day. Remember to stay sun-safe during those peak hours!
| 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 | 9 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 2 | 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 Index values remain consistently high, indicating extreme exposure categories with a burn time of just 10 minutes across all months. The highest UV Index readings occur from February to April, peaking at 17, making these months the highest risk for sunburn and skin damage. While the index slightly decreases in the summer months of June and July, it still remains at 12, indicating a need for precaution. As the year progresses into the fall and winter, values gradually lower but remain in the 14 to 15 range. Visitors and residents are advised to take protective measures year-round, including wearing sunscreen, protective clothing, and sunglasses, especially during the high-risk months of February through April. Staying informed about UV levels can help mitigate the risk of harm from sun exposure.
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 |
| Bosnik | 15 | 16 | 17 | 17 | 14 | 12 | 12 | 14 | 15 | 15 | 14 | 13 |