UV Index in Diffun, Philippines

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents of Diffun, Philippines, where the tropical climate can lead to significant sun exposure throughout the day. As the UV Index can reach extreme levels—peaking at 14 during midday—awareness of these fluctuations is essential for effective sunburn prevention and maintaining skin health. With its typical conditions leading to high UV exposure, knowing when to seek shade or apply sunscreen can make a significant difference in your well-being. Stay informed and take proactive steps to protect yourself under the intense Diffun sun!

Hourly UV Index in Diffun

As the sun rises, the UV Index begins its ascent, starting at a mild 2 by 7:00 AM. By 8:00 AM, it ramps up to 4, signaling the need for light sun protection. The real intensity kicks in around 9:00 AM, peaking at a robust 11 between 10:00 AM and 12:00 PM, when it reaches its highest point of 14. During these hours, it’s essential to find shade and apply sunscreen to shield yourself from harmful rays. As the afternoon progresses, the UV Index gradually declines, dropping to 12 at 1:00 PM before easing to 6 by 3:00 PM, and finally dipping to a low of 1 by 5:00 PM, signaling a retreat from the sun as daylight fades. This data emphasizes the importance of midday sun safety, ensuring maximum protection during the peak UV exposure.

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	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 Diffun

Throughout the year, UV Index values exhibit a pronounced seasonal pattern, with extreme levels persisting from January to October. The highest UV Index readings occur in March to August, peaking at 15, aligning with the sun's intensity in these months. The high-risk months for UV exposure are notably from March to September, where the burn time remains critically low at only 10 minutes. Visitors and residents are strongly advised to take precautionary measures during these months by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade when outdoors, especially during peak sunlight hours. As autumn approaches in October, November, and December, UV levels decrease but remain very high in the latter part of the year, underscoring the importance of continuous sun safety.

Monthly Maximum UV Index for Diffun, Philippines

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

The table above highlights how UV exposure in Diffun 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.

Diffun'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
Diffun	11	13	15	15	14	14	15	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