UV Index in Vallam, India

Last updated: July 2, 2025

In Vallam, India, staying informed about the UV Index is essential for protecting your skin and overall health. Understanding daily UV levels helps residents and visitors alike to prevent sunburn and reduce the risk of long-term skin damage. Vallam's tropical climate often exposes individuals to high UV radiation, especially during midday hours when the index peaks at a critical level of 13. By being aware of these UV levels, you can enjoy the sun responsibly while safeguarding your skin from its potentially harmful effects.

Hourly UV Index in Vallam

As the sun rises, the UV Index begins its ascent, peaking at 13 around 11:00 AM and 12:00 PM—a clear indication that it's crucial to protect your skin during those hours. Early morning starts with a more manageable UV Index of 2 at 07:00, gradually climbing to a moderate 4 by 08:00. By 09:00, it escalates to 7, signaling that sun safety measures should become a priority. The intensity is undeniable, reaching its maximum at 10:00 AM with a blistering 10, before slightly tapering off in the afternoon. By 15:00, the UV exposure decreases to 5, and by 17:00, it falls to 1, signaling the end of the day's high UV risk. Finally, as the sun sets, the UV Index drops to 0 by 19:00, providing a welcome reprieve from the sun’s harsh rays. Stay vigilant and protect your skin during the 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	7	high	25 min
10:00	10	very high	15 min
11:00	13	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	2	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 Vallam

The UV Index experiences significant fluctuations throughout the year, with particularly high-risk months from February to November, where the index consistently registers in the extreme category. Notably, the peak months are April, July, August, and September, all reaching a UV Index of 13-15, necessitating limited exposure times of just 10 minutes for protection against sunburn. In contrast, January and December have a very high exposure category, with longer burn times of 15 minutes. Visitors and residents should take proactive measures during these months, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, especially during peak sunlight hours, to reduce the risk of skin damage and ensure a safe outdoor experience.

Monthly Maximum UV Index for Vallam, India

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

The table above highlights how UV exposure in Vallam 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.

Vallam'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
Vallam	10	12	13	15	12	12	13	13	13	12	11	9
Bengaluru UVI	11	13	13	14	13	14	14	14	14	12	11	10