UV Index in Merida, Philippines

Last updated: June 2, 2025

Understanding the UV Index in Merida, Philippines is essential for maintaining your skin health and preventing sunburns. Merida's tropical climate, characterized by high humidity and abundant sunshine, can lead to dangerously elevated UV levels, particularly around midday. With indices soaring to 13 during noon hours, it’s crucial to stay informed about UV exposure to safeguard yourself against skin damage and other related health risks. By being aware of the UV Index, residents and visitors can better plan their outdoor activities and take necessary precautions to enjoy the sun safely.

Hourly UV Index in Merida

The UV index throughout the day presents an intriguing journey of exposure, peaking at 13 from 11:00 AM to 12:00 PM—the sun's most intense moment. Starting from a modest 2 at 7:00 AM, the index swiftly escalates, hitting 4 by 8:00 AM and soaring to a substantial 11 at 10:00 AM. Just one hour later, it reaches its zenith, radiating at 13, before gradually descending as the afternoon wanes. By 3:00 PM, it's a more manageable 5, eventually dwindling down to 0 by 7:00 PM, signaling a safe retreat from the sun's rays. This dynamic UV pattern serves as a reminder to stay vigilant under the sun, especially during its peak hours when protective measures are essential.

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	11	extreme	10 min
11:00	13	extreme	10 min
12:00	13	extreme	10 min
13:00	11	extreme	10 min
14:00	8	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 Merida

The UV Index exhibits a consistent pattern of extreme levels throughout the year, with highest values observed in March and April, reaching 16, while the lowest occurs in December at 11. High-risk months for UV exposure are from March to May, where the index peaks, indicating a burn time of just 10 minutes. Residents and visitors are strongly advised to take precautions during these months, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade to minimize the risk of skin damage from prolonged sun exposure. Throughout the year, vigilance is essential, as the UV Index remains high, warranting continuous awareness and protective measures.

Monthly Maximum UV Index for Merida, Philippines

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

The table above highlights how UV exposure in Merida 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.

Merida'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
Merida	12	13	15	16	14	14	13	14	14	13	12	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