UV Index in Kottayam, India

Last updated: June 2, 2025

In Kottayam, India, understanding the UV Index is crucial for protecting your skin and overall health. With fluctuating UV levels throughout the day, awareness helps prevent sunburn and long-term skin damage. Kottayam’s tropical climate contributes to high UV exposure, particularly during midday when readings can soar to 12. By staying informed about the UV Index, residents and visitors can make smarter choices about sun safety and enjoy the vibrant outdoors while minimizing risks.

Hourly UV Index in Kottayam

The UV Index data reveals a dynamic sun exposure pattern throughout the day. Starting with a gentle rise at 08:00 with a value of 3, the index quickly climbs to a peak of 12 by 11:00 and 12:00, indicating a high risk of harm from unprotected sun exposure. As the afternoon progresses, the index gradually declines, dropping to 8 at 14:00 and further down to 5 by 15:00, signaling a safer window for outdoor activities. By 16:00, the UV Index returns to a low level of 2, and by 17:00 to 1, allowing for a comfortable evening without the need for sun protection. This data highlights the importance of timing your sun exposure for health and safety.

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	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	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Kottayam

Throughout the year, UV Index fluctuations reveal significant seasonal changes, with the highest risk months being April and September, both reaching an index of 14. These periods, along with February and March (index 12) and May (index 13), indicate extreme exposure levels, where burn times are as short as 10 minutes. Visitors and residents should take precautions during these months by applying broad-spectrum sunscreen, seeking shade, wearing protective clothing, and wearing sunglasses to shield themselves from harmful UV rays. Even in winter months like January, November, and December, while the UV Index is slightly lower at 10 (very high exposure), it's advisable to remain vigilant about sun protection.

Monthly Maximum UV Index for Kottayam, India

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

The table above highlights how UV exposure in Kottayam 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.

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