UV Index in Ramanathapuram, India

Last updated: July 2, 2025

Understanding the UV Index is crucial for everyone in Ramanathapuram, India, where the sun shines brightly due to its tropical Aw climate. By being aware of UV levels, residents can effectively prevent sunburn and protect their skin health. During peak hours, particularly from 10 AM to 1 PM, the UV Index can reach a staggering 12, indicating extreme UV exposure risk. Awareness of these levels not only helps individuals enjoy the outdoors safely but also promotes long-term skin wellness in this sun-soaked coastal region.

Hourly UV Index in Ramanathapuram

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 Ramanathapuram

Throughout the year, the UV Index remains exceptionally high, with extreme levels (UV Index 11-14) dominating from January to September. The months of March and September peak at a UV Index of 14, making them the highest risk periods for sun exposure. February and August are also notably high with an index of 13. Residents and visitors are advised to take stringent sun protection measures during these high-risk months—especially between January and September—such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak hours. As we transition into October and November, the risk slightly decreases, but remaining vigilant is still essential, particularly in December when the UV Index drops to 10, classified as very high. Overall, prioritizing sun safety year-round is crucial to mitigate the risks associated with extreme UV exposure.

Monthly Maximum UV Index for Ramanathapuram, India

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

The table above highlights how UV exposure in Ramanathapuram 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.

Ramanathapuram'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
Ramanathapuram	11	13	14	14	13	12	12	13	14	12	11	10
Bengaluru UVI	11	13	13	14	13	14	14	14	14	12	11	10