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!
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!
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 |
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.
UV Risk Categories
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 |