Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors of Casuguran, Philippines. As this coastal town basks in a tropical climate characterized by strong sun exposure, awareness of UV levels can significantly aid in preventing sunburn and safeguarding your skin health. With the UV Index peaking at a high of 14 during midday, it's essential to recognize the risks associated with such levels, particularly for activities outdoors. By monitoring the UV Index, you can take proactive steps to protect yourself and enjoy the beautiful sunny days in Casuguran safely.
As the sun rises, the UV Index starts at a moderate level of 2 at 7 AM, gradually increasing to a peak of 14 by noon. The intensity is most striking at 11 AM and 12 PM, where exposure becomes critical. After this time, the index begins a gradual decline, dropping to 10 at 2 PM and continuing downwards to a mere 1 by 5 PM. Sun-seekers and outdoor enthusiasts should be especially cautious from 9 AM to 1 PM when the UV levels are at their highest, reaching their zenith with an extreme 11 at 10 AM. Remember to protect your skin under this midday sun!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 8 | very high | 15 min |
10:00 | 11 | extreme | 10 min |
11:00 | 14 | extreme | 10 min |
12:00 | 14 | extreme | 10 min |
13:00 | 13 | 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 |
The UV Index displays significant seasonal variation, with the highest values occurring from March to October, where the index remains consistently high at 13 to 15, indicating an extreme exposure category with a burn time of 10 minutes. January to February begins the year with slightly lower but still extreme indices of 11 to 13, while December sees a marginal decrease to 10, classified as very high with a longer burn time of 15 minutes. The worst months for UV exposure are March and April, peaking at 15. To ensure safety, visitors and residents should take precautions such as wearing sunscreen, protective clothing, and seeking shade during peak sunlight hours, particularly from late morning to mid-afternoon when the sun's rays are most intense.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Caloocan City UVI | 11 | 13 | 15 | 15 | 13 | 14 | 13 | 14 | 14 | 13 | 10 | 10 |
Quezon City UVI | 11 | 13 | 15 | 15 | 13 | 14 | 13 | 14 | 14 | 13 | 10 | 10 |
Manila UVI | 11 | 13 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 13 | 10 | 10 |
Casuguran | 11 | 13 | 15 | 15 | 13 | 14 | 14 | 14 | 14 | 13 | 11 | 10 |
Budta UVI | 13 | 15 | 16 | 16 | 14 | 13 | 14 | 14 | 15 | 14 | 13 | 11 |
Davao UVI | 13 | 15 | 16 | 15 | 15 | 13 | 14 | 14 | 15 | 14 | 13 | 11 |