UV Index in Sainyabuli, Laos

Last updated: May 3, 2025

In Sainyabuli, Laos, awareness of the UV Index is critical for protecting your skin and maintaining overall health. Understanding UV levels helps you take proactive measures against sunburn and reduces the long-term risks of skin damage. With the region's Aw climate, characterized by intense sunlight, risk levels peak during midday, reaching a staggering UV Index of 14. Armed with this knowledge, you can enjoy the beautiful outdoors of Sainyabuli while prioritizing your skin’s safety and well-being.

Hourly UV Index in Sainyabuli

As the sun rises, the UV Index remains low at a maximum of 1 by 7:00 AM. However, it quickly ramps up, reaching 3 by 8:00 AM and soaring to a peak of 14 at 12:00 PM. The midday sun is the strongest, with the index hitting 13 by 1:00 PM before gradually declining to 4 by 4:00 PM. As the afternoon fades into evening, the UV levels drop to 1 by 6:00 PM and finally hit 0 by 7:00 PM, offering a gentle reminder to stay protected during those peak hours when the UV intensity is at its highest.

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	1	low	45 min
08:00	3	moderate	30 min
09:00	7	high	25 min
10:00	10	very high	15 min
11:00	13	extreme	10 min
12:00	14	extreme	10 min
13:00	13	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Sainyabuli

The UV Index demonstrates significant seasonal variation, with extreme levels persisting from February through October. The highest UV Index occurs in July and August at 15, marking these as the highest risk months for sun exposure, with a burn time of just 10 minutes. Residents and visitors are strongly advised to take protective measures during these peak months, including wearing broad-spectrum sunscreen, protective clothing, and sunglasses, as well as seeking shade during midday hours. January, November, and December see lower UV levels, categorized as very high, with slightly longer burn times of 15 minutes. Overall, maintaining vigilance against UV exposure year-round is essential for skin health.

Monthly Maximum UV Index for Sainyabuli, Laos

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

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

Sainyabuli's solar exposure compared to other cities in Laos. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Luang Prabang UVI	9	11	13	13	14	14	15	15	14	13	10	8
Vientiane UVI	9	11	13	14	14	13	14	14	14	12	9	8
Sainyabuli	9	11	13	13	14	14	15	15	14	12	10	8
Thakhek UVI	9	11	13	15	14	13	15	14	14	12	10	9
Savannakhet UVI	10	12	14	14	14	13	15	14	14	12	10	9
Pakse UVI	10	13	14	15	14	13	15	14	14	12	10	9