UV Index in Luang Namtha, Laos

Last updated: June 2, 2025

In Luang Namtha, Laos, being aware of the UV Index is crucial for safeguarding your skin and health. As this charming town experiences a Cwa climate, the UV levels can spike significantly, especially around midday, where values can reach as high as 14. Understanding these levels is vital for sunburn prevention and long-term skin health, allowing you to enjoy the beautiful outdoor landscapes while minimizing the risks of overexposure. With peak UV radiation occurring between 10 AM and 2 PM, it’s essential to take precautions during these hours to protect yourself from potential harm. Stay informed and make sun safety a priority!

Hourly UV Index in Luang Namtha

As the sun rises, the UV Index begins to climb, starting at a low 1 at 07:00. By 08:00, it escalates to a moderate 3, signaling the need for some sun protection if you're headed outdoors. The real intensity kicks in as we approach mid-morning, peaking at a remarkable 14 by 12:00. This mid-day surge marks the highest risk for UV exposure, with values hovering around 13 from 11:00 to 13:00. As the afternoon rolls on, a gradual decline occurs, with the index dropping to 7 by 15:00, then further to 4 by 16:00. As evening sets in, the UV Index wanes to a safe 1 by 18:00, fading to 0 by 19:00. This hourly progression highlights the importance of vigilance during the sun's peak hours to stay protected while enjoying the great outdoors!

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	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	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 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