Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Brebes, Indonesia, where the tropical climate can lead to significant sun exposure throughout the year. With UV levels peaking between 10:00 AM and 1:00 PM, knowing how to interpret these levels is essential for preventing sunburn and maintaining overall skin health. Brebes typically experiences high UV exposure, especially during the dry season, making it vital to stay informed about daily UV trends. By being aware of the UV Index, you can better protect yourself against the harmful effects of the sun and enjoy your time outdoors safely.
As the sun rises, the UV Index starts low at 1 at 07:00, making it a safe time for early birds. By 08:00, it climbs to 3, indicating a slight increase in UV exposure. The peak arrives sharply at 11:00 and 12:00, hitting a maximum of 10—a strong reminder to wear sunscreen and seek shade. Following this, the index gradually decreases, dipping to 6 by 14:00 and dropping further to 3 by 15:00. As the day winds down, UV levels return to a comfortable 1 by 16:00, fading to 0 by 18:00. This hourly pattern emphasizes the importance of midday protection while reminding us of the sun's dynamic presence throughout the day.
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 | 10 | very high | 15 min |
13:00 | 8 | very high | 15 min |
14:00 | 6 | high | 25 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 |
The UV Index experiences significant seasonal fluctuations, with the highest readings occurring from January to April and again in October and November. Notably, February and March exhibit the most intense levels, peaking at 16 and presenting an extreme exposure category, indicating a burn time of just 10 minutes. The risk remains high throughout the summer months, particularly in July and August, though it dips slightly in June with a UV Index of 10. As the year progresses, visitors and residents alike should remain vigilant, especially from January to April and October to November, and take appropriate precautions against sun exposure, such as wearing protective clothing and applying sunscreen frequently, to avoid skin damage.
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 |
Brebes | 14 | 15 | 16 | 14 | 11 | 10 | 11 | 12 | 14 | 15 | 14 | 14 |
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 |