Last updated: August 1, 2025
Understanding the UV Index is crucial for residents of Ishurdi, Bangladesh, where the Aw climate paves the way for substantial sun exposure. With midday UV levels often skyrocketing to a peak of 13, it’s vital to be aware of these fluctuations to protect against sunburn and long-term skin damage. By keeping a close eye on UV ratings, individuals can make informed choices about outdoor activities, ensuring healthier skin and more enjoyable experiences under the sun. In this tropical climate, awareness of UV exposure risks is not just a health measure; it's a lifestyle necessity.
The UV Index for the day showcases a significant rise in intensity as the sun reaches its peak. Starting at a moderate 2 at 07:00, the index climbs steadily, hitting 3 by 08:00. The excitement builds as the clock ticks closer to midday, peaking at an impressive 13 by 12:00—the time when sun protection is most crucial. Even at 13:00, the index remains high at 12 before beginning a gradual decline. By 16:00, it dips to 4, and as evening approaches, it drops to a gentle 1 by 18:00 and ultimately fades to 0 by 19:00. This pattern highlights the importance of staying vigilant against UV exposure during the mid-morning to early afternoon hours.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 6 | high | 25 min |
10:00 | 9 | very high | 15 min |
11:00 | 12 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 10 | 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 |
The seasonal UV changes indicate a significant increase in UV exposure from winter to summer, peaking during the months of May to September, where the UV Index reaches extreme levels (11-13). High-risk months include March through October, with the most critical months being May to August, when the UV Index is consistently at 11 or higher, allowing for burn times as short as 10 minutes. Residents and visitors are strongly advised to take precautionary measures during these months, including wearing sunscreen with high SPF, donning protective clothing, and seeking shade during peak sun hours to minimize skin damage and health risks associated with elevated UV radiation.
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 |
Ishurdi | 5 | 7 | 9 | 9 | 11 | 12 | 13 | 13 | 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 |