UV Index in Lucknow, India

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Lucknow, India, as it plays a vital role in promoting skin health and preventing sunburn. With a climate characterized by hot summers and significant UV exposure, awareness of UV levels can help you protect yourself during peak sunlight hours. The UV Index can reach a maximum of 10 around noon, indicating a very high level of UV radiation that warrants serious precautions. Whether you’re enjoying the outdoors or simply commuting, staying informed about the UV Index in Lucknow can significantly reduce your risk of harmful skin effects and enhance your overall well-being.

Hourly UV Index in Lucknow

As the day unfolds, the UV Index begins at a mild 2 at 7:00 AM, slowly rising to reach a moderate 4 by 8:00 AM. The intensity climbs steadily, peaking at 10 by 11:00 AM and remaining at this maximum level until 12:00 PM. As the afternoon approaches, the index begins to decline, dropping to 9 at 1:00 PM, and back to 4 by 3:00 PM. By the time the sun sets, the UV Index decreases significantly to 1 at 5:00 PM and just 0 by 7:00 PM, making the early hours the most crucial for sun protection. Remember, while outdoor activities are enticing, being mindful of the UV levels is essential for skin 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	2	low	45 min
08:00	4	moderate	30 min
09:00	6	high	25 min
10:00	8	very high	15 min
11:00	10	very high	15 min
12:00	10	very high	15 min
13:00	9	very high	15 min
14:00	7	high	25 min
15:00	4	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 Lucknow

Throughout the year, UV exposure varies significantly, with the highest risk months occurring from June to August. During these months, UV Index values peak at 12, classified as extreme with a quick burn time of just 10 minutes. March through May also present considerable risk, with consistent UV Indexes of 9, where the exposure is classified as very high, and burn time drops to 15 minutes. Conversely, the months of January, November, and December have a moderate exposure category (UV Index 5), allowing for longer burn times of 30 minutes. Visitors and residents are advised to take precautions during the high-risk months, including seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen to minimize the risk of skin damage.

Monthly Maximum UV Index for Lucknow, India

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

The table above highlights how UV exposure in Lucknow 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.

Lucknow'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
Lucknow	5	6	9	9	9	10	12	12	10	9	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