Last updated: September 1, 2025
Understanding the UV Index is crucial for residents and visitors in Mafa, Indonesia, where the tropical climate can lead to significantly high UV radiation levels. Awareness of these UV levels is essential for preventing sunburn, protecting skin health, and lowering the risk of long-term skin damage. In Mafa, UV exposure peaks between 11:00 AM and 1:00 PM, reaching a maximum index of 12—a level that signals an urgent need for protective measures. By staying informed about local UV conditions, you can enjoy the beautiful sun-drenched days while safeguarding your skin against its harmful effects.
As the sun rises, the UV Index begins its ascent, starting at a gentle 1 at 07:00 before gradually climbing to a moderate 2 by 08:00. The real intensity kicks in as the clock strikes 10:00, when the index reaches a noteworthy 7. By 11:00, it peaks at an extreme 10, and just after noon, it hits the highest point of the day at an impressive 12. This intense UV exposure continues until 13:00, where it remains steady at 12. As the afternoon progresses, the index starts to decline, dropping to 10 at 14:00, then tapering off to 7 by 15:00. The UV Index continues to decrease, reaching 4 at 16:00 and returning to a low of 1 by the evening, with the sun slipping below the horizon at 19:00, leaving a safe UV reading of 0.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 5 | moderate | 30 min |
10:00 | 9 | very high | 15 min |
11:00 | 13 | extreme | 10 min |
12:00 | 15 | extreme | 10 min |
13:00 | 14 | extreme | 10 min |
14:00 | 11 | extreme | 10 min |
15:00 | 7 | high | 25 min |
16:00 | 4 | moderate | 30 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels consistently remain high, indicating extreme exposure risk across all months, with a burn time of only 10 minutes. The highest UV Index values occur from February to April, peaking at 16 to 17, making these months particularly hazardous for sun exposure. As high-risk months, residents and visitors should take extra precautions, such as wearing protective clothing, using broad-spectrum sunscreen, and seeking shade, especially during midday hours. Although the index slightly decreases in the summer months (June and July), it remains at elevated levels (12-14), emphasizing the need for vigilance year-round. In summary, regardless of the month, it is crucial to prioritize sun safety to reduce the risk of harmful UV exposure.
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 |
Mafa | 15 | 16 | 17 | 16 | 14 | 12 | 12 | 14 | 15 | 15 | 14 | 13 |