Last updated: May 3, 2025
Awareness of the UV Index in Halong, Indonesia is crucial for protecting your skin and overall health from the sun's harmful effects. Understanding UV levels helps individuals take necessary precautions to prevent sunburn and long-term skin damage. Halong's tropical climate experiences high UV exposure, especially during mid-day hours, with indices peaking at a striking 14 around noon. By staying informed about the UV Index, residents and visitors alike can enjoy the beautiful landscapes safely, ensuring their outdoor adventures remain both enjoyable and skin-friendly.
The UV Index throughout the day showcases a dramatic rise, peaking at 14 around 12:00 PM, indicating a high risk of harm from unprotected sun exposure. The morning starts off mild, with a low of 1 at 07:00, gradually climbing as the sun rises higher. By 10:00 AM, it hits 9, a reminder to apply sunscreen if you're heading outdoors. The intensity remains fierce until 1:00 PM, where it levels off at 13. As the afternoon progresses, the index begins to decline, falling to 6 by 3:00 PM, and further decreasing to 1 by 5:00 PM. By dusk at 7:00 PM, the UV Index drops to 0, signaling a safe end to sun exposure for the day. Stay protected during the peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 6 | high | 25 min |
10:00 | 9 | very high | 15 min |
11:00 | 13 | extreme | 10 min |
12:00 | 14 | extreme | 10 min |
13:00 | 13 | extreme | 10 min |
14:00 | 10 | very high | 15 min |
15:00 | 6 | high | 25 min |
16:00 | 3 | moderate | 30 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
Throughout the year, the UV Index remains notably high, with values consistently in the extreme exposure category, particularly between January and October. The highest UV readings occur in February and March at 16, while April and May follow closely with indices of 15 and 14, respectively. As summer approaches, the index dips slightly in June and July to 12, before rising again in August to 14 and peaking in September at 15. The months of February, March, September, and October are critical high-risk periods for UV exposure. Visitors and residents are strongly advised to take precautionary measures during these months, including wearing sunscreen, protective clothing, and seeking shade, as the potential for skin damage from sun exposure is significant, with a burn time of just 10 minutes across all 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 |
Halong | 15 | 16 | 16 | 15 | 14 | 12 | 12 | 14 | 15 | 16 | 14 | 14 |