UV Index in Naharlagun, India

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Naharlagun, India, a region with a subtropical highland climate that can expose individuals to high levels of ultraviolet radiation. With peak UV Index readings reaching 13 around noon, it’s essential to be aware of the potential for sunburn and long-term skin damage. By grasping the implications of varying UV levels throughout the day, you can take proactive steps to protect your skin and maintain overall health. Whether you’re enjoying the outdoors or simply going about your day, being informed about UV exposure risks in Naharlagun will help you stay safe under the sun.

Hourly UV Index in Naharlagun

The UV Index data paints a vivid picture of the sun's intensity throughout the day. At 07:00, it begins at a moderate 5, steadily climbing to reach its peak of 13 by 10:00 and 11:00. This high level signifies a strong need for sun protection during these hours. As the day progresses, the index gradually drops, with a noticeable decrease to 6 by 14:00 and further declining to 3 by 15:00. By 16:00, it plummets to 1, and by 18:00 and 19:00, it completely vanishes, registering 0. This hour-by-hour overview highlights the importance of sun safety during peak hours, particularly between 10:00 and 13:00 when the sun is at its strongest.

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	5	moderate	30 min
08:00	8	very high	15 min
09:00	11	extreme	10 min
10:00	13	extreme	10 min
11:00	13	extreme	10 min
12:00	12	extreme	10 min
13:00	9	very high	15 min
14:00	6	high	25 min
15:00	3	moderate	30 min
16:00	1	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Naharlagun

The UV Index experiences significant seasonal variation, with the highest levels occurring from March through September. Notably, April to August sees the most extreme readings, peaking at 14 in July, where the burn time is just 10 minutes. High-risk months for UV exposure are typically from March to October, particularly during the summer when the UV Index ranges from 9 to 14. Residents and visitors are strongly advised to take precautions during these months, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, especially during peak hours. In contrast, the burn time increases to 25 minutes during the lower UV periods of January, February, and December, highlighting the importance of being vigilant year-round.

Monthly Maximum UV Index for Naharlagun, India

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

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

Naharlagun's solar exposure compared to other cities in India. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Delhi UVI	5	6	9	10	10	10	12	12	9	8	5	5
Naharlagun	6	7	9	12	13	13	14	13	11	10	8	6
Mumbai UVI	8	9	10	11	11	12	13	13	11	10	7	7
Ahmedabad UVI	7	8	10	12	11	12	13	13	11	10	7	6
Hyderabad UVI	10	11	12	11	13	13	15	14	13	11	8	8
Bengaluru UVI	11	13	13	14	13	14	14	14	14	12	11	10