UV Index in Dien Ban, Vietnam

Last updated: June 2, 2025

In Dien Ban, Vietnam, understanding the UV Index is crucial for protecting your skin and overall health. With high UV levels peaking at 13 around midday, awareness of UV exposure can significantly help in preventing sunburn and avoiding long-term skin damage. The region's tropical climate means residents and visitors alike are often exposed to intense sunlight, particularly from 9 AM to 3 PM. By staying informed about daily UV levels, you can enjoy the beautiful weather while safeguarding your skin from harmful rays.

Hourly UV Index in Dien Ban

The UV Index throughout the day showcases a dynamic pattern of sun exposure. Starting off gently at 7:00 AM with a max of 2, the index climbs steadily, hitting 4 at 8:00 and surging to a striking 8 by 9:00 AM. The peak intensity occurs at 11:00 and 12:00 PM, where it reaches a blistering 13, indicating a significant risk for unprotected skin. As the afternoon progresses, the UV levels taper off, descending to 5 at 3:00 PM, then sliding down to 1 by 6:00 PM, and finally dropping to 0 by 7:00 PM. This data emphasizes the importance of sun safety measures, especially during the midday hours when the sun’s rays are at their most potent.

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	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 Dien Ban

The UV Index exhibits significant seasonal fluctuations throughout the year, with peak levels occurring from February to October. This period features extreme exposure categories, particularly from March through October, where the UV Index remains at 12 or higher, indicating a burn time of just 10 minutes. High-risk months include February, March, April, May, June, July, August, September, and October, all of which pose increased risk for skin damage. Residents and visitors are advised to take precautions during these months by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sunlight hours to minimize UV exposure and protect their skin health. As the year progresses, levels decrease in November and December, returning to a very high exposure category, reminding individuals to stay vigilant even during the cooler months.

Monthly Maximum UV Index for Dien Ban, Vietnam

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

The table above highlights how UV exposure in Dien Ban compares to other major locations across Vietnam. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Dien Ban's solar exposure compared to other cities in Vietnam. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Hanoi UVI	8	10	12	12	13	12	12	13	13	11	9	7
Haiphong UVI	8	10	12	13	12	13	13	13	13	11	9	7
Dien Ban	10	12	14	15	14	13	14	14	13	12	10	9
Da Nang UVI	10	12	14	15	14	13	14	14	13	12	10	9
Ho Chi Minh City UVI	10	13	15	14	14	12	13	14	13	13	11	10
Bien Hoa UVI	10	14	15	15	14	13	14	14	13	12	11	10