UV Index in Luang Namtha, Laos

Last updated: July 2, 2025

In Luang Namtha, Laos, staying aware of the UV Index is crucial for protecting your skin and overall health. With peak UV levels reaching a staggering 15 around midday, understanding UV exposure can help you prevent sunburn and long-term skin damage. The region's Cwa climate brings significant sunlight throughout the year, elevating the risk of harmful UV radiation. By keeping track of UV levels, you can ensure safe outdoor activities while enjoying the vibrant beauty of Luang Namtha.

Hourly UV Index in Luang Namtha

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.
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	15	extreme	10 min
13:00	14	extreme	10 min
14:00	11	extreme	10 min
15:00	8	very high	15 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 Namtha

The UV Index shows significant seasonal variations, with the highest levels occurring from March to October. During this period, the UV Index peaks at 15 in July and remains extremely high, with a consistent index of 14 in both May and August. January and December start with a very high category but see slightly lower indices, reaching 9 and 8, respectively. The highest risk months are from March to October, where burn time is drastically reduced to 10 minutes, necessitating careful sun protection measures. Visitors and residents are advised to wear sunscreen, protective clothing, and hats, especially during midday hours, and to seek shade when possible to minimize UV exposure.

Monthly Maximum UV Index for Luang Namtha, Laos

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

The table above highlights how UV exposure in Luang Namtha 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 Namtha'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 Namtha	9	10	13	13	14	14	15	14	14	12	10	8
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
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