UV Index in Trashigang, Bhutan

Last updated: May 3, 2025

In Trashigang, Bhutan, understanding the UV Index is crucial for protecting your skin against harmful ultraviolet rays. With peak UV levels soaring to 13 around midday, awareness of these fluctuations can help you prevent sunburn and safeguard your skin health. This picturesque region, characterized by its Cwb climate, typically experiences high UV exposure, particularly during the summer months when outdoor activities are common. By staying informed about the UV index, residents and visitors alike can enjoy Tortola's natural beauty while minimizing the risks associated with sun exposure.

Hourly UV Index in Trashigang

The UV Index throughout the day showcases a striking pattern, peaking sharply around 11:00 AM with a notable value of 13. As the morning unfolds, the index gradually rises from 2 at 07:00 to a robust 8 by 09:00. The sun hits its zenith at 10:00, reaching 11, before climbing to the highest level of 13 at 11:00. Post-noon, the index begins to descend, tapering off to 9 by 14:00, and dropping significantly to 3 by 16:00. As evening approaches, the intensity diminishes further, ending the day with a gentle 1 at both 17:00 and 18:00, and settling at a comfortable 0 by 19:00. This clear trajectory highlights the importance of sun protection during those peak 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	2	low	45 min
08:00	4	moderate	30 min
09:00	8	very high	15 min
10:00	11	extreme	10 min
11:00	13	extreme	10 min
12:00	13	extreme	10 min
13:00	12	extreme	10 min
14:00	9	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 Trashigang

Throughout the year, UV Index values demonstrate significant seasonal variation, with the highest risk months occurring from April to October. During this period, UV Index levels reach extreme heights, peaking at 15 in July. Residents and visitors must be particularly cautious as burn times decrease, with only 10 minutes of sun exposure recommended during these months to avoid skin damage. February and November are also notable, classified as very high, with burn times of 15 minutes. In contrast, January and December present lower risk levels, with high UV Index ratings of 6 and longer burn times of 25 minutes. Regardless of the time of year, it's essential for everyone to protect their skin by using sunscreen, wearing protective clothing, and seeking shade, especially during peak UV hours.

Monthly Maximum UV Index for Trashigang, Bhutan

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

The table above highlights how UV exposure in Trashigang 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.

Trashigang'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
Trashigang	6	8	10	13	13	14	15	14	13	11	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
Thimphu UVI	8	10	13	14	16	16	16	15	14	12	9	7