UV Index in Colachel, India

Last updated: July 2, 2025

In Colachel, India, being aware of the UV Index is crucial for protecting your skin and overall health. Understanding UV levels can help you prevent sunburn and reduce long-term risks like skin cancer. With a tropical climate characterized by high sun exposure, Colachel's UV Index often peaks dramatically; for instance, at midday, values can soar as high as 13, indicating a need for caution. By staying informed about local UV conditions, you can enjoy the sunshine safely while taking the necessary precautions to safeguard your skin's health.

Hourly UV Index in Colachel

As the sun rises, the UV Index begins its ascent, starting at a modest 1 at 07:00. By 08:00, it reaches 3, signaling a gradual increase in UV exposure. The peak arrives just before noon, with the index soaring to a maximum of 13 at 12:00, which means it's time to seek shade and apply sunscreen! As the afternoon unfolds, the index gradually declines, dropping to 9 by 14:00, and further easing to 5 at 15:00. As the sun sets and the day cools, the index tapers off to 1 by 17:00 and finally drops to 0 by 19:00. This hourly journey illustrates the critical need for sun protection during peak hours, especially from 10:00 to 13:00, when the sun’s rays are at their most intense. Stay safe and enjoy the sunshine!

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	13	extreme	10 min
13:00	12	extreme	10 min
14:00	9	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 Colachel

Throughout the year, the UV Index indicates consistently high risk levels, particularly from January to April, where the UV Index peaks at 15 in April. This period is classified as extreme, with a burn time of just 10 minutes, making it crucial for both visitors and residents to take protective measures. May through October maintains an extreme risk, with slight fluctuations in the index, but still averaging around 13-14, emphasizing the importance of continued sun protection. By November, the UV Index starts to dip to 11, and finally to 10 in December, categorized as very high, with a slightly extended burn time of 15 minutes. Overall, individuals should be vigilant about sunscreen application, protective clothing, and seeking shade, particularly during high-risk months from January through October.

Monthly Maximum UV Index for Colachel, India

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

The table above highlights how UV exposure in Colachel 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.

Colachel'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
Bengaluru UVI	11	13	13	14	13	14	14	14	14	12	11	10
Colachel	11	13	14	15	13	13	13	14	14	13	11	10