UV Index in Union, Philippines

Last updated: July 2, 2025

Understanding the UV Index in Union, Philippines, is crucial for both residents and visitors aiming to protect their skin and overall health. With the tropical climate typical of this region, UV exposure can be significant, peaking at an alarming 14 around noon. Keeping track of UV levels helps in sunburn prevention and reduces long-term skin health risks associated with excessive sun exposure. By being aware of the UV Index, you can make informed decisions about outdoor activities, ensuring that you enjoy the sun safely while minimizing your risk of damage. Stay informed and keep your skin healthy in the bright sun of Union!

Hourly UV Index in Union

The UV Index for today showcased a dynamic rise and fall throughout the hours, starting at a moderate 2 by 7:00 AM and climbing steeply to reach a peak of 14 at 12:00 PM. The intensity of the sun was most formidable around 11:00 AM and 12:00 PM, with readings of 13 and 14, encouraging everyone to seek shade and don protective gear during these hours. As the afternoon wore on, the index gradually decreased, dropping to 6 by 3:00 PM and further to 1 by 5:00 PM, signaling a transition into safer evening hours. By 7:00 PM, the UV Index settled at 0, marking the end of a day where sun safety was paramount during the peak hours.

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	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 Union

Throughout the year, UV index levels in this region remain consistently high, peaking in March and April with a UV index of 16, categorizing these months as high-risk for sun exposure. From January to May, and again from August to October, the UV index stays within the extreme category (ranging from 12 to 16), indicating that even short periods of sun exposure can lead to severe skin damage, with a burn time of just 10 minutes. Residents and visitors are strongly advised to take precautions during these months by wearing protective clothing, applying high-SPF sunscreen, and seeking shade whenever possible, especially during peak sunlight hours. Remember, the risk of UV radiation is significant year-round, so continuous vigilance is essential.

Monthly Maximum UV Index for Union, Philippines

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

The table above highlights how UV exposure in Union 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.

Union'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
Union	12	14	16	16	14	14	14	15	15	14	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