UV Index in Chilmari, Bangladesh

Last updated: June 2, 2025

Understanding the UV Index in Chilmari, Bangladesh is crucial for protecting your skin and overall health. With high UV levels reaching a maximum of 12 during mid-day, residents and visitors need to be aware of sun exposure risks, especially during the warmer months in this Cwa climate zone. By learning about UV levels, you can take proactive measures against sunburn and long-term skin damage. So whether you're enjoying the outdoors or simply running errands, staying informed can help keep you safe under the sun!

Hourly UV Index in Chilmari

The UV Index for the day reveals a dynamic pattern, peaking at 12 around noon. Starting off mild at 2 by 7:00 AM, the intensity climbs steadily, hitting 4 at 8:00 AM and soaring to a noticeable 9 by 10:00 AM. The critical threshold of 11 is reached at 11:00 AM, signaling a high risk for sun exposure, followed closely by the peak at 12 at 12:00 PM. As the afternoon unfolds, the index begins to taper off, gradually descending to 9 at 2:00 PM, 6 at 3:00 PM, and continuing down to a low of 1 by 5:00 PM. By evening, the sun's intensity wanes, leading to a 0 UV exposure risk by 7:00 PM. It's essential to stay protected during those peak hours!

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	9	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 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 Chilmari

Throughout the year, seasonal variations in UV radiation significantly impact sun exposure risks. The UV Index peaks from May to September, with extreme levels reaching 11-13, indicating a burn time of just 10 minutes during these high-risk months. In contrast, winter months from December to February present lower UV indices, but even February can have a high exposure category with a 25-minute burn time. Residents and visitors should take preventive measures during the months of March through September by wearing sunscreen, protective clothing, and seeking shade during peak sun hours to safeguard against harmful UV rays.

Monthly Maximum UV Index for Chilmari, Bangladesh

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

The table above highlights how UV exposure in Chilmari compares to other major locations across Bangladesh. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Chilmari's solar exposure compared to other cities in Bangladesh. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Rajshahi UVI	5	7	8	9	10	12	13	13	12	10	7	5
Chilmari	5	7	8	9	11	12	13	12	12	10	7	6
Dhaka UVI	5	7	9	9	12	13	13	13	12	11	7	6
Comilla UVI	6	7	9	10	12	13	13	13	12	10	8	6
Khulna UVI	5	7	9	10	13	13	13	14	12	11	8	6
Chattogram UVI	6	8	10	10	12	13	13	13	12	11	8	6