Last updated: July 2, 2025
In Ujalpur, Bangladesh, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn. With a climate characterized by high temperatures and humidity, the UV levels can soar, particularly between 10:00 AM and 1:00 PM, when the index peaks at a staggering 13. Understanding these daily fluctuations helps residents protect themselves from harmful radiation and make informed decisions about outdoor activities. So, whether you're enjoying a sunny day at the park or simply running errands, keeping an eye on the UV Index can safeguard your skin for years to come.
The UV Index data throughout the day reveals a dynamic pattern of sun exposure. Starting at 07:00, the index is at a mild 3, but it quickly ramps up as the sun rises. By 09:00, it soars to 9, reaching its peak of 13 at 11:00, signaling the most intense solar radiation and a high risk of harm without protection. As the afternoon progresses, the index declines, dropping to 4 by 15:00, and continues to diminish to 0 by 19:00, making late evening safe for outdoor activities. For those planning outings, it’s clear that midday hours are best suited for caution and proper sun safety measures!
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 | 12 | extreme | 10 min |
11:00 | 13 | extreme | 10 min |
12:00 | 12 | extreme | 10 min |
13:00 | 10 | very high | 15 min |
14:00 | 7 | 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 |
As the seasons change, the UV Index exhibits notable fluctuations, with high-risk months identified from March to October. During this period, the UV Index escalates sharply, reaching its peak in August with a UV Index of 14, categorized as extreme, allowing only 10 minutes of safe sun exposure. In contrast, the winter months see lower levels, with a moderate index of 5 in January and high readings of 6-7 towards the end of the year. Visitors and residents should prioritize sun safety, especially from March through October—ideally seeking shade, wearing protective clothing, and applying sunscreen regularly during these critical months to minimize the risk of skin damage.
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 |
Ujalpur | 5 | 7 | 9 | 9 | 11 | 12 | 13 | 14 | 12 | 11 | 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 |