UV Index in Siliguri, India

Last updated: June 2, 2025

Understanding the UV Index in Siliguri, India is crucial for safeguarding your skin health and preventing sunburn. With its Cwa climate, Siliguri experiences significant UV exposure, particularly between 10:00 AM and 2:00 PM, when the index peaks at 12. By being informed about the daily UV levels, residents and visitors can take proactive measures to protect themselves from harmful UV radiation. Whether you’re exploring the lush landscapes or enjoying outdoor activities, staying aware of UV risks will help ensure your sun-filled days remain safe and enjoyable.

Hourly UV Index in Siliguri

The UV Index for the day tells an interesting story of solar intensity. Early risers at 7:00 AM will find a moderate UV Index of 3, which climbs steadily to 6 by 8:00 AM. As the clock strikes 9:00 AM, the index reaches a lively 9, and by 10:00 AM, it surges to a peak of 11. The intensity peaks further, hitting a scorching 12 at 11:00 AM, before gradually descending to 11 again at 12:00 PM. The afternoon sees the UV Index waning, first dropping to 9 at 1:00 PM, then to 6 at 2:00 PM, and continuing down to 4 by 3:00 PM. By the time the sun sets at 6:00 PM, the UV Index diminishes to a safe 0, offering a perfect evening for outdoor activities without the worry of sun exposure. Plan your day wisely to enjoy the sunshine while keeping skin safety in mind!

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	3	moderate	30 min
08:00	6	high	25 min
09:00	9	very high	15 min
10:00	11	extreme	10 min
11:00	12	extreme	10 min
12:00	11	extreme	10 min
13:00	9	very high	15 min
14:00	6	high	25 min
15:00	4	moderate	30 min
16:00	2	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 Siliguri

Throughout the year, UV exposure varies significantly, with the highest risk months being May through September. During these months, the UV Index peaks at 13, categorized as extreme, indicating a burn time of just 10 minutes. As spring approaches, the UV Index rises from 5 in January to 10 by October, signaling a shift from moderate to very high exposure categories in March and April. Residents and visitors should be particularly vigilant during this period—especially in May, June, July, and August—by seeking shade, wearing protective clothing, and applying sunscreen regularly to minimize sun damage. As the year progresses towards winter, UV levels decrease, returning to moderate status in December, providing a safer environment for outdoor activities.

Monthly Maximum UV Index for Siliguri, India

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

The table above highlights how UV exposure in Siliguri 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.

Siliguri'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
Siliguri	5	6	8	10	11	12	13	13	11	10	7	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