UV Index in Achham, Nepal

Last updated: June 2, 2025

Understanding the UV Index in Achham, Nepal is crucial for safeguarding your skin and overall health. With peak values reaching up to 13 around midday, being aware of UV levels can help prevent sunburn and long-term skin damage. Achham's Cwb climate means that while it's generally temperate, the potential for harmful UV exposure remains high, particularly during the sunny hours. By staying informed about the daily UV Index, residents and visitors can take proactive measures to protect themselves from the sun's harsh rays.

Hourly UV Index in Achham

At dawn, the UV Index begins its ascent, peaking at a moderate 3 by 07:00. As the day progresses, 08:00 sees a notable increase to 5, and by 09:00, the intensity escalates to 8. The sun reaches its zenith around 12:00, with a striking 13 on the UV scale—conditions perfect for sunbathers, albeit with caution. The afternoon remains intense, peaking at 12 again at 11:00, before gradually tapering off to 8 by 14:00. As the sun starts to descend, the index drops to 5 by 15:00 and continues its decline, settling at a gentle 1 by 17:00 and 18:00. Finally, as night approaches, the UV Index dips to 0 by 19:00, marking the end of a vibrant, sun-soaked day.

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	3	moderate	30 min
08:00	5	moderate	30 min
09:00	8	very high	15 min
10:00	11	extreme	10 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	11	extreme	10 min
14:00	8	very high	15 min
15:00	5	moderate	30 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 Achham

Throughout the year, UV index levels exhibit significant variation, with the highest risk months being March through September. During these months, the UV index often reaches extreme levels, peaking in July with a UV index of 14 and a burn time of just 10 minutes. In contrast, January and February see a high UV index of 6 and 7, respectively, allowing for a longer exposure time of 25 minutes. As we transition into October, the risk decreases to a very high index of 9, before dropping to a moderate level of 5 in December. Residents and visitors are advised to take precautionary measures during high-risk months, especially between March and September, by wearing protective clothing, applying sunscreen regularly, and minimizing direct sun exposure during peak hours.

Monthly Maximum UV Index for Achham, Nepal

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

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

Achham's solar exposure compared to other cities in Nepal. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Biratnagar UVI	5	6	8	9	10	11	13	12	12	9	7	5
Birganj UVI	5	6	8	10	10	12	13	12	11	9	7	5
Achham	6	7	10	11	12	12	14	13	11	9	7	5
Patan UVI	5	7	9	11	11	13	14	13	12	10	7	5
Kathmandu UVI	5	7	9	11	11	13	14	13	12	10	7	5
Pokhara UVI	7	9	12	13	14	15	15	15	14	12	8	6