Last updated: June 2, 2025
Understanding the UV Index in Subaim, Indonesia is crucial for maintaining skin health and preventing sunburn, especially in a region with a hot tropical climate. As UV levels can soar, peaking around noon with indices reaching up to 12, residents and visitors alike must stay informed about daily fluctuations to safeguard their skin from harmful rays. By recognizing when the UV Index is high or very high, you can take proactive steps to protect yourself, whether it’s applying sunscreen, wearing protective clothing, or seeking shade during peak hours. With a climate that invites outdoor activities year-round, being UV-aware in Subaim is not just smart—it's essential.
The UV Index for the day shows a dramatic shift as the sun climbs higher, reaching its peak at noon with a value of 12, indicating a very high level of UV radiation. The sun's intensity begins to ramp up sharply from 8:00 AM, where it starts at a mild 2, climbing to a notable 11 by 11:00 AM. By 1:00 PM, the UV Index remains steady at 12, reminding everyone to take necessary precautions. As the afternoon progresses, the index gradually declines, with values dropping to 6 by 3:00 PM, and tapering off to 1 by 5:00 PM. By 7:00 PM, the rating falls to a mere 0, signaling a safe return outdoors as daylight fades. Remember to shield yourself during those peak 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 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 12 | 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 consistently high, peaking at 17 in March and 16 in both February and April, categorizing these months as having an extreme exposure risk. The high-risk months for UV exposure are therefore from February through May, with potential burn times as short as 10 minutes. As summer approaches, the UV Index begins to slightly decrease, but it remains in the extreme category until November. Residents and visitors are strongly advised to take precautions against UV exposure during these months, including wearing broad-spectrum sunscreen, protective clothing, and seeking shade, especially during peak sunlight hours. Remember, even on cloudy days, UV rays can cause skin damage. Stay safe and enjoy the great outdoors!
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 |
| Subaim | 14 | 16 | 17 | 16 | 14 | 12 | 12 | 14 | 15 | 15 | 14 | 13 |