UV Index in Xamtay, Laos

Last updated: July 2, 2025

In Xamtay, Laos, understanding the UV Index is crucial for maintaining skin health and preventing sunburn, especially given the area's tropical climate characterized by high temperatures and strong sunlight. With UV levels peaking at a staggering 15 around noon, locals and visitors alike must stay informed about daily UV exposure risks. By monitoring the UV Index, you can take proactive measures against harmful radiation, ensuring your time in the sun is both enjoyable and safe. Whether you’re exploring the beautiful landscapes or simply enjoying the outdoors, being UV-aware is key to protecting your skin every day.

Hourly UV Index in Xamtay

The UV Index throughout the day showcases a dramatic rise and fall in intensity. Starting at 07:00, the index is a modest 2, but by 09:00, it jumps to 7, indicating a sharp increase in sun exposure. The peak intensity occurs at 12:00, where the UV Index reaches a scorching 15, signaling a critical need for sun protection. As the afternoon rolls in, the numbers begin to decline, dipping to 11 by 14:00 and further down to 4 at 16:00. Finally, the index wanes into the evening, dropping to 1 at 18:00 and settling at 0 by 19:00, effectively marking the end of a sun-soaked day. Pay attention to these fluctuations to protect your skin from harmful UV rays!

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	14	extreme	10 min
12:00	15	extreme	10 min
13:00	14	extreme	10 min
14:00	11	extreme	10 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 Xamtay

The UV Index varies significantly across the year, with the highest risk months being March through October, where the index consistently reaches levels categorized as extreme. During this period, particularly from June to September, the UV Index peaks at 15, necessitating caution as the burn time is merely 10 minutes. January and November experience very high levels with indices of 9 and 10, respectively, resulting in burn times of 15 minutes. Residents and visitors are advised to take protective measures such as wearing sunscreen, protective clothing, and seeking shade, especially during peak sunlight hours, to mitigate the risks of UV exposure throughout the year.

Monthly Maximum UV Index for Xamtay, Laos

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

The table above highlights how UV exposure in Xamtay 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.

Xamtay'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
Thakhek UVI	9	11	13	15	14	13	15	14	14	12	10	9
Xamtay	9	11	13	14	14	14	15	15	15	12	10	8
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