UV Index in Vellore, India

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Vellore, India, as it plays a vital role in safeguarding skin health and preventing sunburn. With the city’s tropical climate, the sunlight can be intense, particularly during peak hours when the UV levels soar. From a maximum index of 14 around noon, it’s clear that Vellore faces significant risks of overexposure to ultraviolet radiation. Being aware of these levels can empower individuals to take proactive steps to protect their skin and overall well-being while enjoying the vibrant outdoors.

Hourly UV Index in Vellore

The UV Index (UVI) data reveals a dramatic rise in sun intensity throughout the morning, peaking at a striking 14 by noon. The trend begins subtly at 7:00 AM with a low 2, gradually increasing as the sun climbs higher in the sky. By 10:00 AM, the UVI hits 11, indicating very high levels of UV radiation that warrant caution, especially for outdoor activities. The intensity remains at its highest during 11:00 and 12:00 when protective measures are crucial. As the afternoon progresses, the UVI starts to decline, dropping to 5 by 3:00 PM, before tapering off to a mere 1 by 5:00 PM. This data highlights the importance of being vigilant about sun safety, particularly during the peak hours when the UV Index is at its highest.

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	7	high	25 min
10:00	11	extreme	10 min
11:00	13	extreme	10 min
12:00	14	extreme	10 min
13:00	12	extreme	10 min
14:00	9	very high	15 min
15:00	5	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Vellore

The UV Index shows significant seasonal variations, with high-risk months extending from February through October, where the index peaks at 14 in July and August, indicating an extreme exposure category and a rapid burn time of just 10 minutes. January and November present a moderate risk, classified as very high with longer burn times of 15 minutes, while December sees a slight decrease to a UV Index of 9. Visitors and residents are advised to take precautions during these high-risk months, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sun hours to minimize the risk of sunburn and skin damage. Stay vigilant and prioritize skin protection, especially during the summer months when UV levels are at their highest.

Monthly Maximum UV Index for Vellore, India

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

The table above highlights how UV exposure in Vellore 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.

Vellore'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
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
Vellore	10	12	13	13	13	13	14	14	13	11	10	9
Bengaluru UVI	11	13	13	14	13	14	14	14	14	12	11	10