Last updated: July 2, 2025
In Ponorogo, Indonesia, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn. Understanding UV levels helps residents and visitors alike to take necessary precautions against harmful ultraviolet radiation, particularly during the peak hours between 10 AM and 2 PM, when the UV Index can soar to a maximum of 11. Given Ponorogo’s tropical climate, where intense sun exposure is common throughout the year, knowing how to protect your skin from UV damage is essential for a safe and enjoyable outdoor experience. Stay informed and safeguard your skin—your future self will thank you!
As the sun rises, the UV Index climbs steadily, starting at a gentle 1 at 7:00 AM. By 8:00 AM, it reaches 3, marking the beginning of increased sun exposure. The day continues to heat up, with the index peaking at a remarkable 11 from 11:00 AM to 12:00 PM, indicating a high risk for harm from unprotected sun exposure. As the afternoon sets in, it gradually declines, dropping to 6 by 2:00 PM and subsequently to 3 by 3:00 PM. As the sun begins to descend, the index returns to a safer 1 by 4:00 PM and tapers off to 0 after 6:00 PM. This hourly trend underscores the importance of sun protection during the midday hours when the UV exposure is at its highest.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 6 | high | 25 min |
10:00 | 9 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 11 | extreme | 10 min |
13:00 | 9 | very high | 15 min |
14:00 | 6 | high | 25 min |
15:00 | 3 | moderate | 30 min |
16:00 | 1 | low | 45 min |
17:00 | 1 | low | 45 min |
18:00 | 0 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index experiences extreme levels from January through April, remaining notably high until November, with burn times consistently around 10 minutes. May sees a slight dip to a UV Index of 13, categorized as extreme, before shifting to very high in June and July, where burn time increases to 15 minutes. August, September, and October return to extreme levels, with values rising to 15 again in October. Visitors and residents should exercise caution during these high-risk months, particularly from January to September, by wearing protective clothing, using broad-spectrum sunscreen, and limiting direct sun exposure during peak hours to safeguard against harmful UV radiation.
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 |
Ponorogo | 14 | 15 | 15 | 14 | 13 | 10 | 11 | 13 | 14 | 15 | 14 | 14 |
Bandung UVI | 15 | 16 | 16 | 15 | 12 | 11 | 11 | 12 | 14 | 15 | 15 | 14 |