Last updated: June 2, 2025
In Sundar Basti, Nepal, awareness of the UV Index is crucial for protecting your skin against the sun's potentially harmful rays. Understanding UV levels helps prevent sunburn and promotes overall skin health, allowing you to enjoy outdoor activities safely. With a Cwa climate, residents face significant UV exposure, especially during peak hours—where values soar to a striking 12 around noon. Staying informed about UV levels is essential to mitigate risks and ensure a healthier lifestyle in this beautiful region!
The UV Index offers a vivid snapshot of solar intensity throughout the day. Starting at 3 at 07:00, it gradually rises, peaking at an impressive 12 by 12:00, indicating a critical time for sun safety. The sun's power reaches its zenith with a maximum of 11 at 10:00 and holds strong until 13:00, where it dips to 10. As the afternoon progresses, the UV Index gently declines, dropping to 7 by 14:00, before dwindling further to 4 by 15:00. By evening, the index falls to 1 at 17:00 and remains minimal into the night, reaching 0 by 19:00. This pattern highlights the importance of sun protection during midday hours when the risk is highest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 3 | moderate | 30 min |
| 08:00 | 6 | high | 25 min |
| 09:00 | 8 | very high | 15 min |
| 10:00 | 11 | extreme | 10 min |
| 11:00 | 12 | 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 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
As the seasons change, so do UV levels, impacting sun exposure risks for residents and visitors. January and December feature moderate UV indices of 5, allowing for longer burn times of 30 minutes, while February sees an increase to 6, marking the onset of high exposure with a burn time of 25 minutes. The risk escalates sharply from March through September, where UV indices peak at 14 in July, categorizing these months as extreme, with burn times dropping to just 10 minutes. High-risk months include March to September, where precautions should be taken seriously. As autumn approaches, October sees a decrease to a very high index of 10, again allowing for a longer burn time of 15 minutes, while November returns to high exposure. It’s crucial for everyone to apply sunscreen, wear protective clothing, and seek shade during peak hours, especially in high-risk months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Biratnagar UVI | 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 |
| Sundar Basti | 5 | 6 | 9 | 10 | 11 | 12 | 14 | 13 | 11 | 10 | 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 |