Last updated: July 2, 2025
In the vibrant town of Sipiongot, Indonesia, understanding the UV Index is essential for safeguarding your skin and overall health. With its tropical climate, this region experiences varying UV levels throughout the day, peaking around noon with an index reaching as high as 13—indicating extreme risk of harm from unprotected sun exposure. Being aware of the UV Index not only helps prevent painful sunburns but also promotes long-term skin health by informing you when to seek shade, apply sunscreen, or don protective clothing. As you enjoy the beautiful outdoors in Sipiongot, stay informed about UV levels to protect yourself and your loved ones from the sun's potentially damaging rays.
As the sun rises over the horizon, the UV Index starts low at 1 by 7:00 AM, gradually ramping up to 2 by 8:00 AM. However, by 9:00 AM, it takes a significant leap to 4, with intensity peaking at a notable 13 by 12:00 PM. The midday sun brings the highest risk, striking 11 at 11:00 AM, followed closely by 12 at 1:00 PM. The intensity begins to wane as the afternoon progresses, dipping to 10 at 2:00 PM, then gently declining to 7 by 3:00 PM. As the sun sets, the index drops to 1 by 5:00 PM, and ultimately fades away to 0 after 7:00 PM. It's a day of vibrant sunshine, and while the midday hours call for caution, the gradual descent of UV radiation offers a pleasant evening breeze.
| 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 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 7 | 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 |
The UV Index experiences significant seasonal variation, with consistently high levels throughout the year. From January to May, the index remains particularly intense, peaking at 16 in March and April, categorizing these months as high-risk for sun exposure. The summer months of June and July see a slight decrease, but still register UV Index values around 12 to 13, maintaining an extreme exposure category. As we move into fall, the UV Index stays elevated, notably around 15 in September and October, and only slightly drops in November and December. Visitors and residents should take precautions year-round, ensuring proper sun protection measures such as sunscreen, protective clothing, and limiting sun exposure to under 10 minutes during peak times to mitigate the risk of 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 |
| Sipiongot | 14 | 15 | 16 | 16 | 15 | 12 | 13 | 14 | 15 | 15 | 14 | 13 |