UV Index in Daphu, Bhutan

Last updated: July 2, 2025

In Daphu, Bhutan, being aware of the UV Index is crucial for maintaining your skin health and preventing sunburn. Understanding UV levels helps residents and visitors alike take the necessary precautions against harmful UV radiation, especially during peak hours. As a region characterized by a Cwa climate, Daphu experiences significant UV exposure, peaking around midday with an index reaching as high as 15. It’s essential to stay informed about UV levels to enjoy the beautiful outdoors while protecting your skin from potential damage.

Hourly UV Index in Daphu

The UV Index data reveals a dynamic range of sun exposure throughout the day, peaking dramatically from 07:00 to 15:00. Starting at a moderate 2 at 07:00, the index climbs steadily, reaching a substantial 15 by 12:00. The sun reaches its zenith at 11:00 with an impressive 14, before slightly declining to 11 by 14:00. As afternoon turns to evening, the index drops off progressively: 8 at 15:00, then down to 4 by 16:00. By 17:00, it's a mere 2, gently fading to a safe 0 by 19:00, marking the end of a sun-soaked day. Staying protected during those peak hours of 10:00 to 14:00 is crucial, as the sun shows its most intense face, urging everyone to seek shade and apply sunscreen.

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	14	extreme	10 min
12:00	15	extreme	10 min
13:00	14	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 Daphu

During the year, the UV Index varies significantly, with high-risk months typically from February to October, where the index reaches extreme levels of 11 and above. March through August are particularly concerning, with UV Index peaks at 15 during June, July, and August, indicating a very high risk for sunburn with a burn time of just 10 minutes. As UV exposure intensifies in these months, it is crucial for visitors and residents to take precautionary measures, such as wearing protective clothing, using sunscreen with a high SPF, and seeking shade, especially during midday hours. In contrast, January, November, and December present lower UV risks, albeit still warranting awareness due to their high UV Index of 7 and very high of 9. Staying vigilant throughout the year helps ensure safe outdoor activities.

Monthly Maximum UV Index for Daphu, Bhutan

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

The table above highlights how UV exposure in Daphu 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.

Daphu'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
Daphu	7	9	11	13	14	15	15	15	13	11	9	7
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