UV Index in Muang Xay, Laos

Last updated: July 2, 2025

Understanding the UV Index is crucial for the residents of Muang Xay, Laos, as it plays a vital role in safeguarding skin health and preventing sunburn. With climate conditions characterized by a Cwa classification, Muang Xay experiences significant UV exposure, especially during peak hours. From a midday UV Index soaring to a dangerous level of 15, awareness of these fluctuating UV levels can help you take proactive measures to protect yourself from harmful rays. By staying informed, you can enjoy the beautiful outdoor lifestyle while keeping your skin safe from the potential risks of prolonged sun exposure.

Hourly UV Index in Muang Xay

The UV Index throughout the day showcases a vibrant dance of sunlight intensity. Starting at a gentle 1 at 07:00, the rays begin to strengthen, peaking dramatically at 12:00 with a scorching 15. This midday sun reigns supreme, particularly at 11:00, where it reaches an impressive 13. As the afternoon unfolds, the intensity wanes, dropping to 8 by 15:00 and further descending to 4 by 16:00. As twilight approaches, the UV levels taper off, settling at 1 by 18:00 and finally retreating to 0 as night falls at 19:00. Remember to protect your skin during peak hours to enjoy the day safely!

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.
TimeUVICategoryTime to Burn
07:001low45 min
08:003moderate30 min
09:006high25 min
10:0010very high15 min
11:0013extreme10 min
12:0015extreme10 min
13:0014extreme10 min
14:0011extreme10 min
15:008very high15 min
16:004moderate30 min
17:002low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Muang Xay

The UV Index exhibits significant seasonal variation, with high-risk months emerging from March through October, where levels consistently reach extreme ratings of 13 to 15. Notably, July peaks at a UV Index of 15, indicating a burn time of just 10 minutes. Conversely, the winter months of December and January present lower risks, with UV Index values dipping to 8 and 9, respectively, and a burn time extending to 15 minutes. To advise both visitors and residents, it’s crucial to emphasize the need for proactive sun protection during the spring and summer, including wearing sunscreen, protective clothing, and limiting sun exposure during peak hours. As UV levels fluctuate, staying informed and prepared is key to enjoying the outdoors safely.

Monthly Maximum UV Index for Muang Xay, Laos

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Muang Xay. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec9101313141415141413108
Data source: Statistical UV Index data for Muang Xay, 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 Muang Xay UV Index with Other Laos Cities

The table above highlights how UV exposure in Muang Xay 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.
Muang Xay's solar exposure compared to other cities in Laos. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Muang Xay9101313141415141413108
Luang Prabang UVI9111313141415151413108
Vientiane UVI911131414131414141298
Thakhek UVI9111315141315141412109
Savannakhet UVI10121414141315141412109
Pakse UVI10131415141315141412109