UV Index in Lhuentse, Bhutan

Last updated: May 3, 2025

Understanding the UV Index in Lhuentse, Bhutan is crucial for safeguarding your skin health and preventing sunburns. With a Cwb climate characterized by cool summers and mild winters, the region experiences varying UV levels throughout the day, peaking at a significant 15 around noon. This highlights the importance of being conscious of UV exposure and taking protective measures, especially during the hours when the UV Index soars, reaching 12-14 between 10 AM and 1 PM. Being informed about UV levels can help residents and visitors enjoy the sun safely while minimizing the risks of skin damage.

Hourly UV Index in Lhuentse

The UV Index (UVI) during the day showcases a dramatic rise and fall in intensity. Starting at a mild 2 at 7:00 AM, it quickly climbs to a peak of 15 by 12:00 PM, indicating the most potent sun exposure. The hours around 10:00 AM to 1:00 PM see the UVI soar, reaching an impressive 14 and then slightly dropping to 13 by 1:00 PM. As the afternoon progresses, it begins to taper off: down to 10 by 2:00 PM, and further to 6 by 3:00 PM. By the evening, the index reduces to 1 at 5:00 PM, suggesting a gentle return to safety as twilight approaches, before falling to 0 at 7:00 PM. This data underscores the importance of sun protection during peak hours, especially from 10:00 AM to 1:00 PM.

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	2	low	45 min
08:00	5	moderate	30 min
09:00	9	very high	15 min
10:00	12	extreme	10 min
11:00	14	extreme	10 min
12:00	15	extreme	10 min
13:00	13	extreme	10 min
14:00	10	very high	15 min
15:00	6	high	25 min
16:00	3	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 Lhuentse

Throughout the year, UV Index levels fluctuate significantly, with high-risk months typically falling between February and October. The peak UV Index occurs in July, reaching 16, categorized as extreme, with a burn time of just 10 minutes. Other months like March, April, May, June, August, and September also display extreme levels (ranging from 12 to 15) and require vigilant sun protection. November and December pose lower risk with very high (9) and high (6) indices, respectively, allowing for longer exposure times. Visitors and residents should equip themselves with sunscreen, protective clothing, and seek shade during peak sun hours to prevent skin damage, particularly during the critical summer months.

Monthly Maximum UV Index for Lhuentse, Bhutan

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

The table above highlights how UV exposure in Lhuentse compares to other major locations across Bhutan. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Lhuentse's solar exposure compared to other cities in Bhutan. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Phuntsholing UVI	5	7	9	10	11	13	14	13	12	10	8	6
Pemagatshel UVI	6	8	10	13	13	14	15	14	13	11	8	6
Tsirang UVI	6	9	10	12	13	14	15	14	13	11	8	6
Lhuentse	7	9	12	14	15	15	16	15	14	11	9	6
Punakha UVI	8	10	12	14	15	15	16	15	14	11	9	6
Thimphu UVI	8	10	13	14	16	16	16	15	14	12	9	7