UV Index in Tsirang, Bhutan

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors in Tsirang, Bhutan, as it helps protect against harmful UV radiation that can lead to sunburn and long-term skin health issues. With a cool temperate humid climate (Cwb), Tsirang experiences varying UV exposure levels, particularly peaking between 10 AM and 1 PM when values soar to 13 on the UV scale. By staying informed about UV intensity, you can take proactive measures to safeguard your skin while enjoying the breathtaking outdoor beauty of Tsirang.

Hourly UV Index in Tsirang

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 Tsirang

The UV Index fluctuates significantly throughout the year, peaking during the summer months. Notably, March through October presents high-risk periods, with the UV Index reaching as high as 15 in July. Specifically, the months of April to October are categorized as extreme, signifying a burn time of just 10 minutes for unprotected skin. It is crucial for both visitors and residents to take preventative measures during these high-risk months, such as wearing protective clothing, applying sunscreen regularly, and seeking shade during peak UV hours. In contrast, January and December show relatively lower risks with a high UV Index of 6, allowing for more extended exposure times of 25 minutes before burning. Stay informed and protect your skin year-round!

Monthly Maximum UV Index for Tsirang, Bhutan

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

The table above highlights how UV exposure in Tsirang 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.

Tsirang'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	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