UV Index in Ariyalur, India

Last updated: June 2, 2025

Understanding the UV Index in Ariyalur, India is crucial for safeguarding your skin health and preventing sunburn. With a climate characterized by high sun exposure, recognizing UV levels can help you take proactive measures against harmful effects of ultraviolet radiation. From 10 AM to 1 PM, when the UV Index peaks at 12, the risk of skin damage significantly increases, making it essential to stay informed and protected. By monitoring this index, residents can enjoy their vibrant outdoor activities while minimizing the risk of UV-related health issues in this sun-kissed locale.

Hourly UV Index in Ariyalur

The UV Index throughout the day reveals a dynamic pattern of sun exposure. Starting off gently at 7:00 AM with a moderate 2, the intensity quickly escalates. By 9:00 AM, it reaches a robust 7, and then peaks at 12 during the 11:00 AM and 12:00 PM hours, signaling a high risk for sunburn. As the afternoon unfolds, the UV levels gradually taper off, dipping to 5 by 3:00 PM, before plunging to 1 by 5:00 PM and finally settling at a restful 0 after 6:00 PM. This underscores the importance of sun safety during the peak hours when protection is crucial.

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	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 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