UV Index in Karnal, India

Last updated: August 1, 2025

In Karnal, India, being aware of the UV Index is essential for protecting your skin and overall health. Understanding UV levels helps you gauge the risk of sunburn, which can lead to long-term skin issues and discomfort. With Karnal's Cwa climate, characterized by humid subtropical conditions, residents face significant UV exposure, especially during peak hours when the index soars to a maximum of 11 around midday. By staying informed about the UV Index, you can take proactive steps to enjoy the sun safely while safeguarding your skin's health.

Hourly UV Index in Karnal

The UV Index throughout the day reveals a dramatic rise in sun intensity, peaking during the late morning to early afternoon. Starting the day at a modest 2 at 7:00 AM, the index climbs steadily, reaching 11 by 11:00 AM and maintaining that level until 1:00 PM. This signifies a high risk of harm from unprotected sun exposure. Following this peak, the index begins to dip, dropping to 8 by 2:00 PM, and continuing its decline until it falls to 0 by 7:00 PM. With this information, it's crucial to take sun safety precautions—especially during the hours when the UV Index is at its 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	2	low	45 min
08:00	3	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	11	extreme	10 min
13:00	10	very high	15 min
14:00	8	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 Karnal

Throughout the year, the UV Index fluctuates significantly, highlighting the importance of sun safety for visitors and residents. High-risk months occur from March to August, where the UV Index reaches extreme levels of 11 in both May and July, demanding vigilant protection from harmful UV rays. During these peak months, the recommended burn time diminishes to just 10 minutes, emphasizing the need for sunscreen, protective clothing, and seeking shade. As we transition into the fall, the UV Index starts to decrease, with a notable drop in intensity by November and December, where it returns to a moderate 5 and 4 respectively, allowing for safer outdoor activities. Residents and visitors are advised to stay informed about the UV Index daily, particularly in the high-risk months, to ensure their safety while enjoying the sun.

Monthly Maximum UV Index for Karnal, India

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

The table above highlights how UV exposure in Karnal 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.

Karnal'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
Karnal	5	6	9	10	11	10	11	11	9	8	5	4
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