UV Index in Trashi Yangtse, Bhutan

Last updated: July 2, 2025

In Trashi Yangtse, Bhutan, awareness of the UV Index is crucial for protecting skin health and preventing sunburn. With its Cwb climate, this region experiences significant UV exposure, particularly during midday hours when the index reaches a peak of 16. Understanding these UV levels is essential, as even a short time in the sun can lead to harmful effects. By staying informed about the daily UV Index, residents and visitors can take the necessary precautions to enjoy the outdoors safely while safeguarding their skin against the intense rays of the sun.

Hourly UV Index in Trashi Yangtse

The UV Index throughout the day showcases a dynamic range of intensity, peaking at 16 by 12:00 PM, indicating a high potential for skin damage without proper protection. Early risers can enjoy a mild start at 7:00 AM with a UV Index of 2, but as the sun climbs higher, intensity rises sharply, reaching 15 by 11:00 AM. The afternoon brings a gradual decline, with 11 at 2:00 PM and tapering off to 4 by 4:00 PM, and a gentle drop to 1 by the evening hours. It's essential to stay vigilant during the prime hours from 10:00 AM to 2:00 PM when UV levels are at their highest, ensuring adequate sun protection is applied. Enjoy the sun responsibly!

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	15	extreme	10 min
12:00	16	extreme	10 min
13:00	15	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 Trashi Yangtse

Throughout the year, UV radiation levels experience significant fluctuations, with high-risk months typically occurring from February to October. During these months, particularly March to September, the UV Index reaches extreme levels, peaking at 16 in July. This means that the burn time is as brief as 10 minutes, necessitating proactive sun protection measures. Residents and visitors are strongly advised to limit sun exposure during peak hours, seek shade, wear protective clothing, and apply sunscreen with a high SPF. The lower-risk months, January and December, still present a high risk with UV Index values of 7; therefore, it’s essential to remain vigilant year-round to protect skin health.

Monthly Maximum UV Index for Trashi Yangtse, Bhutan

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

The table above highlights how UV exposure in Trashi Yangtse 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.

Trashi Yangtse'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
Punakha UVI	8	10	12	14	15	15	16	15	14	11	9	6
Trashi Yangtse	7	10	12	14	15	15	16	15	14	11	9	7
Thimphu UVI	8	10	13	14	16	16	16	15	14	12	9	7