UV Index in San Martin, Philippines

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents of San Martin, Philippines, where the tropical climate can bring increased risks of harmful ultraviolet radiation. As the sun's intensity varies throughout the day, knowing the UV levels can help you take proactive measures to prevent sunburn and protect your skin health. With the UV Index peaking at 14 at noon, it’s important to be vigilant about sun exposure during the hottest parts of the day. By staying informed and taking precautions, you can enjoy the beautiful San Martin sunshine while safeguarding your skin from its potential dangers.

Hourly UV Index in San Martin

As the sun rises, the UV Index starts off low at 2 at 07:00, perfect for a morning stroll. By 08:00, it climbs to 4, indicating a bit more sun exposure. The heat of the day peaks between 10:00 and 12:00, with the UV Index soaring to a striking 14 at 12:00. This is the time to take precautions! As the afternoon wanes, the index gradually declines, dropping to 9 by 14:00 and falling further to 5 at 15:00. By the evening, it’s safe to venture out again, with levels decreasing to a mere 0 by 18:00 and remaining so through the night. Stay sun-smart and enjoy the beautiful day while knowing when to seek shade!

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	8	very high	15 min
10:00	12	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	5	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 San Martin

Throughout the year, there are significant fluctuations in UV Index levels, with particularly high-risk months occurring from January to September. During this period, the UV Index remains consistently between 12 and 16, classified as extreme exposure levels that allow for a rapid burn time of just 10 minutes. Visitors and residents should take careful precautions during these months, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, especially during peak sunlight hours. As the year progresses into October through December, the UV Index decreases slightly, yet remains at considerable levels (12-14), warranting ongoing sun protection measures. Always prioritize skin safety, regardless of the season.

Monthly Maximum UV Index for San Martin, Philippines

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

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