Last updated: June 2, 2025
In Ngerulmud, Palau, being aware of the UV Index is crucial for protecting your skin and maintaining overall health in a tropical climate that features intense sun exposure. Understanding UV levels helps residents and visitors alike take timely precautions against sunburn and long-term skin damage, especially during peak hours when the index reaches as high as 13 around noon. With a climate marked by consistently high UV exposure, it's essential to stay informed about daily UV fluctuations and implement protective measures to enjoy the beautiful outdoors safely.
The UV Index for the day demonstrates a significant rise and fall in intensity, peaking sharply at 11:00 AM and 12:00 PM with a staggering 13. Early in the morning, from 7:00 AM to 8:00 AM, the index starts low at 1, gradually increasing to 3 by 8:00 AM. As the sun climbs higher, a rapid escalation occurs, reaching 10 by 10:00 AM and hitting its maximum at noon. After this peak, the index begins to decline, dropping steadily to 9 at 2:00 PM, and later retreating to 1 by 5:00 PM. By 7:00 PM, the UV Index has faded to 0, reminding us of the crucial midday hours to protect our skin from UV exposure.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 7 | high | 25 min |
10:00 | 10 | very high | 15 min |
11:00 | 13 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 9 | 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 |
During the year, UV Index levels remain notably high, with values consistently in the extreme category, particularly from February to April, where the index reaches its peak at 16-17. These months, especially March and April, are considered high-risk for sun exposure, with a burn time of just 10 minutes. While exposure levels gradually decrease from May to June, they remain significant, with June to October all maintaining an index of 13 to 15. Visitors and residents alike should take precautions year-round, utilizing sunscreen, wearing protective clothing, and seeking shade during peak sun hours to minimize the risk of skin damage.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Ngerulmud | 13 | 14 | 16 | 17 | 15 | 13 | 14 | 15 | 15 | 14 | 13 | 12 |
Mengellang UVI | 13 | 14 | 16 | 17 | 15 | 13 | 14 | 15 | 15 | 14 | 13 | 12 |
Ulimang UVI | 13 | 14 | 16 | 17 | 15 | 13 | 14 | 15 | 15 | 14 | 13 | 12 |
Kloulklubed UVI | 13 | 15 | 16 | 16 | 15 | 13 | 14 | 15 | 15 | 14 | 13 | 12 |
Koror Town UVI | 13 | 15 | 16 | 16 | 15 | 13 | 14 | 15 | 15 | 14 | 13 | 12 |
Koror UVI | 13 | 15 | 16 | 16 | 15 | 13 | 14 | 15 | 15 | 14 | 13 | 12 |