Last updated: June 2, 2025
In Isak, Indonesia, being aware of the UV Index is crucial for protecting your skin and overall health. Understanding UV levels helps you take preventive measures against sunburn and long-term skin damage, particularly in a tropical climate where the sun's rays can be intense. With a typical maximum UV Index soaring to 14 as early as noon, residents and visitors should stay informed about daily UV forecasts to enjoy the beautiful outdoors safely. Keep an eye on the UV Index to safeguard your skin and make the most of Isak’s warm, sun-drenched days.
As the sun rises, the UV Index begins its ascent, starting at a low 1 by 07:00. By 09:00, it ramped up to 5, marking the start of a more intense sun. The intensity peaks sharply at 12:00 with a striking 14, suggesting that outdoor enthusiasts should take precautions against overexposure. As the afternoon unfolds, the index tapers off, showcasing a gradual decline to 8 by 15:00, then falling to 4 by 16:00. As the sun sets, the risk diminishes, trailing back to a safe 1 by 18:00 and finally reaching 0 by 19:00. Remember, when planning outdoor activities, midday exposure is the most critical time to stay protected!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 5 | moderate | 30 min |
10:00 | 8 | very high | 15 min |
11:00 | 12 | extreme | 10 min |
12:00 | 14 | extreme | 10 min |
13:00 | 13 | extreme | 10 min |
14:00 | 11 | extreme | 10 min |
15:00 | 8 | very high | 15 min |
16:00 | 4 | moderate | 30 min |
17:00 | 2 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index in this region remains consistently high throughout the year, with values categorized as extreme, making sun protection essential for both residents and visitors. The months of February through April show the highest UV indices, peaking at 17, followed closely by March and April. High-risk months for UV exposure are consistently from January to May, where burn times are as short as 10 minutes. It is crucial for everyone to take precautions by wearing sunscreen, protective clothing, and sunglasses, especially during these months. Even in the summer months from June to August, with slightly lower indices, a vigilant approach to sun safety remains advisable, as UV levels can still cause harm in under 10 minutes of direct exposure. Stay protected to enjoy the beautiful outdoors safely!
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 |
Isak | 15 | 16 | 17 | 17 | 16 | 14 | 13 | 15 | 15 | 15 | 14 | 13 |