UV Index in Luang Prabang, Laos

Last updated: May 3, 2025

In Luang Prabang, Laos, being aware of the UV Index is crucial for protecting your skin and overall health under the tropical sun. With daily UV levels peaking as high as 14, understanding these levels can help you prevent sunburn and long-term skin damage. The climate here, classified as Cwa, presents unique challenges with its hot summers and ample sunshine, making it essential to monitor UV exposure, particularly during peak hours between 10 AM and 2 PM. Stay informed to enjoy the beautiful landscapes while safeguarding your skin!

Hourly UV Index in Luang Prabang

At dawn, the UV Index starts at a gentle 1, but as the sun ascends, it quickly ramps up. By 08:00, it reaches 4, a signal to be cautious outdoors. The peak occurs at 12:00, hitting a striking 14, emphasizing the need for sun protection. This intense solar intensity begins to wane after 13:00, descending to 10 by 14:00. By the late afternoon, the UV Index drops significantly, falling to 4 at 16:00 and returning to a safe level of 1 by 18:00. As evening approaches, the UV threat diminishes to 0 by 19:00, marking a day where sun safety was crucial during those midday hours.

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	4	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	1	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