UV Index in Chengannur, India

Last updated: July 2, 2025

Understanding the UV Index in Chengannur, India is crucial for safeguarding your skin health against the sun's harmful rays. With typically high UV levels, particularly around midday when the index peaks at 13, awareness becomes vital for preventing sunburn and long-term skin damage. Chengannur’s tropical climate, characterized by abundant sunshine and high humidity, presents unique exposure risks that make it essential for residents and visitors alike to monitor UV levels daily. By staying informed about the UV Index, you can enjoy the outdoors safely while protecting your skin from unnecessary harm.

Hourly UV Index in Chengannur

As the sun rises over the horizon, the UV Index starts at a gentle 1 at 07:00, gradually increasing as the day unfolds. By 09:00, it reaches a moderate 6, prompting sun seekers to take note. The intensity peaks at 12:00 with a striking 13, marking the sun’s zenith, before slowly declining throughout the afternoon. At 13:00, it sits at 11, and by 15:00, it drops to 5, signaling a more manageable exposure for those outdoors. The sun begins to retreat, and by 17:00, the index falls back to 1, finally settling at 0 by 19:00, as evening approaches. This hourly dance of the UV Index not only highlights the day's sunlit energy but also serves as a reminder for sun safety throughout the day.

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	1	low	45 min
08:00	3	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	11	extreme	10 min
14:00	9	very high	15 min
15:00	5	moderate	30 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Chengannur

Throughout the year, UV index levels remain notably high, particularly between January and September, where the index peaks at an extreme 14 in April, August, and September. Visitors and residents are urged to take precautions during these high-risk months of February through September, as the burn time is just 10 minutes under these conditions. Even as the year progresses into November and December, while the UV index decreases to 10, it still falls under the very high exposure category, with a burn time of 15 minutes. To protect against skin damage, it is essential to use sunscreen, wear protective clothing, and seek shade during peak sunlight hours, especially from mid-morning to mid-afternoon.

Monthly Maximum UV Index for Chengannur, India

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

The table above highlights how UV exposure in Chengannur 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.

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