Last updated: July 2, 2025
In Biratnagar, Nepal, being aware of the UV Index is crucial for safeguarding your skin and overall health. Understanding UV levels is vital as it helps prevent sunburn and long-term skin damage that can lead to serious conditions. Biratnagar, with its Cwa climate, typically experiences high UV exposure, especially during the peak hours of 10 AM to 1 PM, when the index reaches its maximum of 13. By staying informed about the UV Index, residents and visitors can take proactive measures, ensuring a safe and enjoyable experience under the sun.
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, so do the levels of UV radiation, with notable increases in March through September. During this peak period, from June to August, the UV Index reaches extreme levels, peaking at 13 in July, indicating a high risk of harm from unprotected sun exposure. Visitors and residents should take extra precautions during these months by wearing protective clothing, applying sunscreen regularly, and seeking shade during midday hours. February and October also present moderate to high UV levels, advising continued sun safety awareness. In contrast, January and December see more moderate UV exposure, with longer burn times. Staying informed and vigilant about UV index changes throughout the year will help ensure safety while enjoying outdoor activities.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Biratnagar | 5 | 6 | 8 | 9 | 10 | 11 | 13 | 12 | 12 | 9 | 7 | 5 |
Birganj UVI | 5 | 6 | 8 | 10 | 10 | 12 | 13 | 12 | 11 | 9 | 7 | 5 |
Patan UVI | 5 | 7 | 9 | 11 | 11 | 13 | 14 | 13 | 12 | 10 | 7 | 5 |
Kathmandu UVI | 5 | 7 | 9 | 11 | 11 | 13 | 14 | 13 | 12 | 10 | 7 | 5 |
Pokhara UVI | 7 | 9 | 12 | 13 | 14 | 15 | 15 | 15 | 14 | 12 | 8 | 6 |