UV Index in San Esteban, Philippines

Last updated: July 2, 2025

Understanding the UV Index is vital for residents and visitors of San Esteban, Philippines, where the climate can lead to significant sun exposure. With UV levels peaking during the midday hours, awareness of these levels is crucial for preventing sunburn and maintaining overall skin health. In San Esteban’s tropical climate, typical UV rays can reach extreme heights—sometimes hitting a staggering 14—making it essential to monitor daily UV Index updates to safeguard against harmful effects. By staying informed, you can enjoy the beautiful outdoors while protecting your skin from damage.

Hourly UV Index in San Esteban

The UV Index today showcases a dramatic rise in solar intensity, starting with a moderate level of 2 at 7:00 AM. As the sun climbs higher in the sky, the intensity peaks at a staggering 14 by noon, marking the most hazardous time for sun exposure. It reaches a maximum of 13 at 1:00 PM, emphasizing the need for protective measures like sunscreen and hats. The afternoon sees a swift decline, dropping to 10 by 2:00 PM and further down to 6 at 3:00 PM. As evening approaches, the UV Index dips to 1 by 5:00 PM, offering some relief, before finally settling at 0 after 7:00 PM. For those planning their day, early morning and late evening provide a safer window for outdoor activities, while midday requires caution to avoid overexposure.

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	13	extreme	10 min
14:00	10	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 Esteban

The UV Index experiences significant variation throughout the year, with extreme levels observed from February to October, peaking at 14 in March, April, July, August, and September. Notably, the high-risk months are February through October, where the burn time is a mere 10 minutes, necessitating vigilant sun protection measures. In contrast, the burn time increases to 15 minutes in January, November, and December when the UV Index drops to 10 or 9, which, though still classified as very high, presents relatively less risk. Visitors and residents are strongly advised to take precautions during the high UV months, including applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade, especially between 10 AM and 4 PM when UV rays are most intense.

Monthly Maximum UV Index for San Esteban, Philippines

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

The table above highlights how UV exposure in San Esteban 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 Esteban'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
San Esteban	10	13	14	14	13	13	14	14	14	13	10	9
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