UV Index in San Rafael, Philippines

Last updated: May 3, 2025

In San Rafael, Philippines, awareness of the UV Index is crucial for protecting your skin and overall health. Understanding UV levels can help you prevent sunburn and long-term skin damage while enjoying the beautiful outdoors. With a tropical climate characterized by high humidity and prolonged sunlight, San Rafael experiences significant UV exposure, particularly during midday hours when the index peaks at a striking 14. By staying informed about the UV Index, you can take proactive steps to shield yourself from harmful rays and ensure your time in the sun is both safe and enjoyable.

Hourly UV Index in San Rafael

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 Rafael

Throughout the year, UV Index levels in this region show significant seasonal changes, particularly peaking from March to August with values ranging from 13 to 15, indicating an extreme exposure category and a swift burn time of just 10 minutes. The high-risk months for UV exposure are thus March, April, August, and September, which consistently maintain a high index of 14 or more. Residents and visitors are advised to take precautionary measures during these months, such as wearing sunscreen, protective clothing, and sunglasses, as well as seeking shade whenever possible to minimize the risk of skin damage. In contrast, while December sees a slightly lower UV Index of 10, it still presents a very high risk, underscoring the importance of sun protection even in the winter months.

Monthly Maximum UV Index for San Rafael, Philippines

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

The table above highlights how UV exposure in San Rafael 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 Rafael'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 Rafael	11	13	15	15	13	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