UV Index in San Luis, Philippines

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors in San Luis, Philippines, where the tropical climate brings intense sun exposure. Being aware of UV levels helps in preventing sunburn and maintaining optimal skin health, especially during peak hours when the index can soar as high as 14! With such elevated risks typically occurring from late morning to early afternoon, it's vital to know when the sun's rays are strongest. By staying informed and taking necessary precautions, you can enjoy the beautiful weather while keeping your skin safe from harmful UV radiation.

Hourly UV Index in San Luis

The UV Index today paints a vivid picture of sun intensity throughout the day. Early risers will experience a gentle start at 07:00 with a low of 2, slowly escalating to a more noticeable 4 by 08:00. As the sun climbs higher, the UV Index reaches a peak of 14 at 12:00—the critical midday moment when sun protection is essential. From there, it begins to taper off, dropping to 12 at 13:00 before plunging down to 1 by 17:00. As evening approaches, UV exposure decreases, ultimately settling at 0 by 19:00. Remember to stay sun-safe during those peak hours!

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	4	moderate	30 min
09:00	7	high	25 min
10:00	11	extreme	10 min
11:00	13	extreme	10 min
12:00	14	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

Monthly UV Index Trends in San Luis

Throughout the year, the UV Index remains notably high, with the most extreme levels occurring from February to August, where it consistently reaches 13 to 15. These months, particularly March and April, are characterized as high-risk for sunburn, with a burn time of just 10 minutes. As such, residents and visitors should take precautionary measures during this time, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade when appropriate. Although December and November have slightly lower UV levels, with indexes of 10 and 11, sun safety remains crucial. To minimize skin damage and health risks, individuals should remain vigilant against UV exposure year-round.

Monthly Maximum UV Index for San Luis, Philippines

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in San Luis. 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 San Luis, 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 San Luis UV Index with Other Philippines Cities

The table above highlights how UV exposure in San Luis 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.

San Luis'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
San Luis	11	13	15	15	14	14	14	15	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