Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Balong Wetan, Indonesia, where the tropical climate brings intense sunlight throughout the year. Being aware of UV levels is essential not only for preventing sunburn but also for maintaining long-term skin health. With UV Index readings peaking at 11 between 11:00 AM and 12:00 PM, it's vital to recognize the heightened risks of skin damage during these hours. By staying informed and taking appropriate precautions, you can enjoy the beautiful outdoors while protecting your skin from harmful UV radiation.
At dawn, the UV Index starts low at 1 at 7:00 AM, making for a gentle introduction to the day. As the sun climbs, activity heats up, peaking sharply at 11 between 11:00 AM and 12:00 PM—the perfect time for sun lovers to bask in its glory. However, by 1:00 PM, the index begins to taper off to 9, gently reminding us to seek shade. The afternoon sees a gradual decline, dropping to 4 by 3:00 PM and finishing strong yet mellow at 1 by 4:00 PM through 5:00 PM. As the sun sets, the UV Index fades to 0 after 6:00 PM, signaling it’s time to wrap up outdoor adventures. Overall, this data illustrates the day's sun intensity, emphasizing the importance of sun safety during 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 | 11 | extreme | 10 min |
13:00 | 9 | very high | 15 min |
14:00 | 6 | high | 25 min |
15:00 | 4 | 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 exhibits extremely high levels throughout most of the year, with particularly hazardous months being January through April and July through November, where the index consistently remains between 12 and 16. Notably, February peaks at a UV Index of 16, indicating a critical risk for skin damage with a burn time of only 10 minutes. Even in June, while the UV exposure is categorized as very high at 10, the burn time extends to 15 minutes. Visitors and residents are strongly advised to take precautions during these months, including wearing protective clothing, applying broad-spectrum sunscreen with high SPF, and seeking shade during peak sunlight hours to minimize the risk of UV exposure and 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 |
Balong Wetan | 14 | 16 | 15 | 13 | 12 | 10 | 11 | 12 | 14 | 14 | 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 |