UV Index in Dian-ay, Philippines

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Dian-ay, Philippines, where sun exposure can significantly impact skin health. The UV levels in this tropical climate can soar, especially around midday, making it essential to be aware of the UV Index to prevent sunburn and long-term skin damage. With peak values reaching as high as 14 in the early afternoon, knowing when to seek shade or apply sunscreen can help safeguard your health and enhance your outdoor enjoyment. Stay informed and protected as you navigate the sun-drenched days in this beautiful town!

Hourly UV Index in Dian-ay

The UV Index throughout the day presents a dynamic pattern of sun exposure. Starting at a mellow 2 at 7:00 AM, the index climbs steadily, reaching a moderate 4 by 8:00 AM. By 9:00 AM, it spikes to 8, signaling the need for sun protection. The peak occurs at 12:00 PM, hitting a scorching 14, making this the critical time for safety measures. The intensity gradually declines after 1:00 PM, as the UV Index dips to 12, followed by a notable drop to 5 by 3:00 PM. As the day winds down, the UV levels settle back to a low 1 by 5:00 PM, finally resting at 0 after sunset at 7:00 PM. Awareness of these fluctuations allows for safer outdoor activities and greater enjoyment of the sun.

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	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	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Dian-ay

The UV Index demonstrates a significant seasonal variation, with extreme levels persisting throughout the year. Notably, March leads with a peak UV Index of 16, closely followed by April at 17. The months with the highest risk of UV exposure are April and September, where UV levels reach their peak intensity, with an index of 17 and 15, respectively. Residents and visitors should exercise caution during these high-risk months by limiting sun exposure, wearing protective clothing, and applying broad-spectrum sunscreen regularly, especially since burn times are as little as 10 minutes year-round. It’s crucial to stay informed and prioritize skin safety throughout the year.

Monthly Maximum UV Index for Dian-ay, Philippines

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

The table above highlights how UV exposure in Dian-ay 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.

Dian-ay'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
Dian-ay	12	14	16	17	14	14	13	14	15	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