UV Index in San Mariano, Philippines

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents of San Mariano, Philippines, where the warm, tropical climate can expose individuals to varying levels of ultraviolet radiation throughout the day. Being aware of these UV levels not only helps in preventing sunburn but also plays a vital role in maintaining long-term skin health. With peak UV Index readings soaring to 14 around midday, it's essential to recognize the risks of prolonged sun exposure in this area, ensuring you take protective measures during those high-risk hours. Stay informed and enjoy the sunshine safely!

Hourly UV Index in San Mariano

The UV Index data reveals a dramatic rise in solar intensity as the day progresses. Starting at a modest 2 at 7:00 AM, it climbs steadily before peaking at an impressive 14 between 11:00 AM and 12:00 PM. As the sun reaches its zenith, the need for sun protection becomes critical. However, by mid-afternoon, the intensity tapers off, dropping to 6 at 3:00 PM and further declining to 1 by 5:00 PM, signaling a safer time for evening activities. This illustrates the importance of being mindful of sun exposure, especially during the hours when UV radiation is at its highest. Enjoy the sunshine, but don't forget your sunscreen!

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	14	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 Mariano

The UV Index exhibits consistent extreme levels throughout the year, peaking at 16 in April. Notably, the high-risk months include March to October, when the UV Index remains between 14 and 16, demanding heightened sun safety measures. In these months, residents and visitors should be particularly vigilant about sun exposure, recognizing that burn times are as short as 10 minutes. It is advisable to wear sunscreen, protective clothing, and seek shade during peak hours to mitigate the risk of skin damage. As the UV Index remains high year-round, staying informed and prepared is essential for everyone enjoying the outdoors.

Monthly Maximum UV Index for San Mariano, Philippines

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

The table above highlights how UV exposure in San Mariano 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 Mariano'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 Mariano	12	13	15	16	14	14	14	15	15	14	11	11
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