UV Index in Aizawl, India

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents and visitors in Aizawl, India, where the sun can deliver intense UV radiation, particularly during the midday hours. With Aizawl's Cwa climate, characterized by a distinct wet and dry season, awareness of UV levels is essential for preventing sunburn and protecting skin health. From a peak UV Index of 14 around noon, the risk of harm increases significantly, making it vital to plan outdoor activities accordingly. By staying informed about UV exposure, you can enjoy the beauty of Aizawl while safeguarding your skin from potential damage.

Hourly UV Index in Aizawl

The UV Index for the day reveals a dynamic shift in solar intensity, peaking beautifully at 14 between 10:00 and 11:00. As the sun rises, the index climbs swiftly from 4 at 07:00 to an impressive 11 by 09:00, indicating the need for sun protection as midday approaches. Post-peak, the numbers begin to taper off, dropping from 14 at noon to 6 by 14:00, eventually settling at a low 0 after 18:00. This pattern highlights the importance of vigilant sun safety during those critical mid-morning to early afternoon hours when UV exposure is highest.

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	4	moderate	30 min
08:00	7	high	25 min
09:00	11	extreme	10 min
10:00	13	extreme	10 min
11:00	14	extreme	10 min
12:00	12	extreme	10 min
13:00	9	very high	15 min
14:00	6	high	25 min
15:00	3	moderate	30 min
16:00	1	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 Aizawl

Throughout the year, the UV Index exhibits significant seasonal changes, with high-risk months occurring from February to October, where values consistently reach 9 or above. Notably, March through September sees the highest levels, peaking at 14 in July and August, indicating an extreme exposure category with a dangerous burn time of just 10 minutes. As a result, it is crucial for visitors and residents to take necessary precautions during these months, including seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen to mitigate the risk of sunburn and long-term skin damage, especially during peak hours between 10 AM and 4 PM. For safer months, January, November, and December present lower UV indices, but caution is still advised, particularly in January and December, where burn times are shorter at 25 minutes.

Monthly Maximum UV Index for Aizawl, India

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

The table above highlights how UV exposure in Aizawl 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.

Aizawl'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
Aizawl	7	9	11	11	13	13	14	14	13	11	9	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