Last updated: August 1, 2025
Understanding the UV Index in Biga, Philippines is essential for safeguarding your skin health and preventing sunburn. With the region's warm Aw climate, Biga experiences significant UV exposure, especially during midday hours when the index peaks at 13. This underscores the importance of being aware of UV levels to protect against harmful rays that can lead to skin damage. By familiarizing yourself with the UV Index, you can make informed decisions about sun protection, ensuring your time in the sun remains safe and enjoyable.
The UV Index today showcases a dramatic rise in intensity as the day progresses. Starting off gently at 1 at 07:00, it quickly ramps up to 4 by 08:00. The peak occurs between 11:00 and 12:00, where the index reaches a scorching 13, indicating a high risk of harm from unprotected sun exposure. As the afternoon wears on, the UV Index begins to decline, sliding down to 6 by 15:00 and further diminishing to 1 by 17:00. As evening approaches, the index drops to 0 at 19:00, signaling a safe time to relax outdoors without sun protection. This daily UV cycle serves as a reminder of the sun's powerful effects, encouraging sun safety during those peak hours.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 7 | high | 25 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 seasonal UV index shows significant variation, with the highest values occurring from January through September, where the UV index consistently peaks at 14 in March, April, August, and September, indicating an extreme exposure category and a burn time of just 10 minutes. Visitors and residents should be particularly cautious during the high-risk months of February through September, where UV exposure is categorized as extreme. Even in November and December, the UV index remains significantly high, classified as very high, with an increased burn time of 15 minutes. It is crucial for everyone to take protective measures such as wearing sunscreen, protective clothing, and seeking shade during peak sunlight hours to minimize the risk of skin damage.
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 |
Biga | 11 | 13 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 13 | 10 | 10 |
Manila UVI | 11 | 13 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 13 | 10 | 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 |