Last updated: June 2, 2025
In Kesi, Indonesia, awareness of the UV Index is crucial for protecting your skin and overall health. Understanding UV levels helps residents and visitors alike to effectively prevent sunburn and reduce long-term skin damage. With a tropical climate that delivers high UV exposure, particularly between 10 AM and 2 PM when indices can reach a maximum of 10, it's essential to stay informed. By keeping a close eye on the UV Index, you can enjoy the sun responsibly while safeguarding your skin in this beautiful region.
The UV Index throughout the day reveals a dynamic pattern of sun exposure. Early risers at 7:00 AM will find a gentle start with a UV index of 1, ramping up to 2 by 8:00 AM. The sun truly takes center stage by 10:00 AM, peaking at a notable 7. As the clock strikes 11:00 AM, the intensity reaches its zenith with a scorching 10, and remains unwavering at 10 through 12:00 PM and 1:00 PM. However, as afternoon transitions into evening, the intensity begins to wane, dipping to 7 by 2:00 PM and declining steadily afterward. By 6:00 PM, the UV index has fallen to 0, signaling a safe time to relax outdoors without the worry of sunburn. This data underscores the importance of sun protection during those high midday hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 4 | moderate | 30 min |
10:00 | 7 | high | 25 min |
11:00 | 10 | very high | 15 min |
12:00 | 10 | very high | 15 min |
13:00 | 10 | very high | 15 min |
14:00 | 7 | high | 25 min |
15:00 | 4 | 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 |
The UV Index exhibits significant fluctuations throughout the year, with the highest values recorded from January to April (ranging from 15 to 16) and again in September to November, indicating an extreme exposure category with very short burn times of just 10 minutes. June presents a slight decline to a very high category of 10, followed by a rise to 12 in July and 13 in August, emphasizing the importance of protective measures during these months as well. Visitors and residents should be particularly vigilant during the high-risk months of January through April and from September to December, ensuring they apply sunscreen, wear protective clothing, and seek shade when necessary to prevent 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 |
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 |
Kesi | 15 | 16 | 16 | 15 | 13 | 10 | 12 | 13 | 15 | 15 | 15 | 15 |