Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Mapurujaya, Indonesia, where the tropical climate brings plentiful sunshine and elevated UV exposure risks. With peak values reaching up to 12 around midday, awareness of UV levels can play a significant role in preventing sunburn and safeguarding skin health. It’s essential to recognize when the sun's rays are most intense, especially during the Af climate, characterized by hot, humid conditions that can amplify UV effects. By staying informed about the UV Index, you can enjoy the beautiful weather while effectively protecting your skin.
At dawn, the UV Index starts off low at 1 at 07:00, but as the sun rises, so does the intensity of UV radiation. By 09:00, it reaches 5, climbing rapidly to a peak of 12 at 12:00. The midday sun is fierce, with the UV Index hitting its maximum of 11 at 11:00 and slightly dropping to 8 by 14:00. As the afternoon progresses, the index declines steadily, returning to a more moderate 5 at 15:00, then tapering off to 2 by 16:00. The day concludes with a safe 1 at 17:00 and fades to 0 from 18:00 onwards, indicating a reprieve from UV exposure. Remember to protect your skin during those peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 5 | moderate | 30 min |
10:00 | 9 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 12 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 8 | very high | 15 min |
15:00 | 5 | 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 levels remain exceptionally high, with values mostly ranging from 11 to 17, classifying exposure as extreme. The high-risk months are from January to April when the UV Index peaks at 17 in February and March. Even as the year progresses into the summer months, the UV Index remains significantly elevated, with burn times as short as 10 minutes across all months. Visitors and residents are strongly advised to take protective measures such as wearing sunscreen, protective clothing, and hats, and to seek shade during peak hours to minimize the risk of skin damage. It’s essential to remain vigilant year-round, as the risk of harm from UV exposure persists even in the cooler months.
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 |
Mapurujaya | 15 | 17 | 17 | 16 | 13 | 11 | 12 | 14 | 15 | 15 | 15 | 14 |