UV Index in Luang Prabang, Laos

Last updated: June 2, 2025

Understanding the UV Index in Luang Prabang, Laos, is essential for safeguarding your skin and overall health. With tropical weather typical of the Cwa climate zone, the daily UV levels can soar, particularly around midday when readings reach a peak of 14. Being aware of these levels helps you take proactive measures against harmful sun exposure, preventing sunburn and long-term skin damage. From the serene banks of the Mekong to the bustling streets, knowing when to seek shade and apply sunscreen is crucial for enjoying all that this beautiful city has to offer while keeping your skin safe.

Hourly UV Index in Luang Prabang

The UV Index today offers a clear picture of solar intensity as the day unfolds. Starting with a calm 1 at 7:00 AM, the sun's rays begin to strengthen, reaching 3 by 8:00 AM. The peak intensity hits at 12:00 PM, soaring to an impressive 14, indicating a strong need for sun protection. As the afternoon progresses, it gradually decreases, dropping to 4 by 4:00 PM and winding down to 1 by 6:00 PM. By 7:00 PM, the UV Index retreats to 0, showcasing the significant daily variation in UV exposure. It's essential to stay alert during those peak hours, especially between 10:00 AM and 1:00 PM, when UV radiation poses the greatest risk!

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	6	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	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 Luang Prabang

Throughout the year, UV Index values exhibit significant seasonal changes, with the highest levels observed from May to August. These months are classified as high-risk, with UV Index readings peaking at 15 in July and August, indicating an extreme exposure category and a minimal burn time of just 10 minutes. As a result, it is crucial for visitors and residents to take proactive measures to protect their skin during this time, such as wearing sunscreen, protective clothing, and hats, and seeking shade whenever possible. In contrast, the UV Index begins to drop in the latter part of the year, with levels declining to 8 in December, but caution is still advised during the very high categories in January, November, and early December, where burn times are still significant at 15 minutes.

Monthly Maximum UV Index for Luang Prabang, Laos

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

The table above highlights how UV exposure in Luang Prabang 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.

Luang Prabang'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	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
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