UV Index in Ariyalur, India

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Ariyalur, India, where the sun's rays can have a significant impact on skin health and overall well-being. With a climate categorized as Aw, the region experiences intense sunlight, especially during midday when UV levels peak dramatically, reaching a maximum of 13 at noon. This highlights the importance of being aware of UV levels to prevent sunburn and reduce the risk of long-term skin damage. By keeping an eye on the UV Index, residents can take proactive measures to protect themselves during high-risk hours, ensuring they enjoy the sun safely in this vibrant locale.

Hourly UV Index in Ariyalur

As the day unfolds, the UV Index rises significantly, peaking at 13 between 11:00 AM and 12:00 PM—a clear indicator for sun safety. Early risers at 7:00 AM face a mild 2, but by 9:00 AM, the intensity escalates to 7, urging caution for outdoor activities. Just past mid-morning, a sharp climb to 10 at 10:00 AM signals a high risk of harm from unprotected sun exposure. Gradually tapering off after noon, the UV levels drop to 5 by 3:00 PM, before winding down to 1 by 5:00 PM and fading to zero as evening approaches. Always stay vigilant during those peak hours to protect your skin!

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	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Ariyalur

Throughout the year, UV Index levels fluctuate significantly, reflecting seasonal changes in sun exposure. The high-risk months span from February to October, where the UV Index consistently remains in the extreme category, peaking in April at 15. Notably, burn times are significantly short during this period, often just 10 minutes for most months. Visitors and residents are strongly advised to prioritize sun safety during these months by wearing protective clothing, applying sunscreen with a high SPF, and seeking shade to mitigate the risks of skin damage. As winter approaches in December, although the UV Index drops to 9 (very high), a cautious approach remains essential.

Monthly Maximum UV Index for Ariyalur, India

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

The table above highlights how UV exposure in Ariyalur 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.

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