UV Index in La Union, Philippines

Last updated: June 2, 2025

In La Union, Philippines, understanding the UV Index is crucial for protecting your skin and overall health. As sunlight intensity varies throughout the day, knowing UV levels can help you prevent sunburn and reduce long-term skin damage. With a tropical climate characterized by high UV exposure, especially during peak hours—where the index can soar to 14—residents and visitors alike should stay informed about daily UV conditions. By keeping an eye on the UV Index, you can enjoy the beautiful beaches of La Union while safeguarding your skin's health against harmful rays.

Hourly UV Index in La Union

The UV Index throughout the day shows a dynamic shift, starting at a mild 2 at 7:00 AM and climbing steadily to a peak of 14 at 11:00 AM. This intensity suggests that sun protection is crucial during the mid-morning hours. As the day progresses past noon, the index gradually declines, dropping to 8 by 2:00 PM before decreasing further to 4 by 3:00 PM. By late afternoon, both 4:00 PM and 5:00 PM see a drop to 2 and 1, respectively, indicating a safer exposure level as the sun sets. The UV levels eventually reach a 0 by 6:00 PM, marking a complete retreat of UV risks for the evening. Overall, it's vital to take precautions during the peak hours of 10:00 AM to 1:00 PM when the UV Index reaches its highest levels.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
Time	UVI	Category	Time to Burn
07:00	2	low	45 min
08:00	5	moderate	30 min
09:00	8	very high	15 min
10:00	11	extreme	10 min
11:00	14	extreme	10 min
12:00	13	extreme	10 min
13:00	11	extreme	10 min
14:00	8	very high	15 min
15:00	4	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in La Union

The UV Index demonstrates consistently extreme exposure levels throughout the year, with January to April showing the highest values, peaking at 16 in March and April. Notably, between February and September, the UV Index remains exceptionally high, making these months particularly high-risk for sunburn, with a burn time of just 10 minutes across all months. Residents and visitors should exercise caution during these months by seeking shade, wearing protective clothing, and applying sunscreen frequently. Even in the cooler months of November and December, when the UV Index slightly drops to 13 and 11 respectively, protective measures remain crucial. Stay vigilant and prioritize skin safety year-round!

Monthly Maximum UV Index for La Union, Philippines

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in La Union. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for La Union, based on information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

Compare La Union UV Index with Other Philippines Cities

The table above highlights how UV exposure in La Union compares to other major locations across Philippines. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

La Union's solar exposure compared to other cities in Philippines. Generated using Copernicus Atmosphere Monitoring Service information.
	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
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
La Union	13	15	16	16	15	14	13	14	15	14	13	11