UV Index in Vallam, India

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Vallam, India, where the tropical climate leads to significant sun exposure. Awareness of UV levels plays a vital role in preventing sunburn and protecting your skin health, especially during peak hours when the UV Index can soar to 12 around midday. With temperatures and UV radiation typically rising during the day, it's essential for Vallam residents to stay informed about these levels to avoid harmful effects. Arm yourself with knowledge about local UV exposure risks and make informed decisions for safe outdoor activities!

Hourly UV Index in Vallam

The UV Index for the day begins to rise at 7:00 AM with a mild level of 2, gradually intensifying as the morning progresses. By 9:00 AM, it peaks at a notable 7, indicating a need for sun protection. The sun shines its brightest at 11:00 AM and 12:00 PM, reaching a maximum of 12—a high alert for UV exposure! As the afternoon unfolds, the intensity begins to wane, dropping to 5 by 3:00 PM and further decreasing to 2 by 4:00 PM. By 5:00 PM, it declines to 1, and finally, the UV Index plummets to 0 after 6:00 PM, marking a gentle end to the sun's might for the day. Stay protected during the peak hours and enjoy the sunshine wisely!

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	12	extreme	10 min
12:00	12	extreme	10 min
13:00	10	very high	15 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