Last updated: May 3, 2025
In Biratnagar, Nepal, being aware of the UV Index is crucial for safeguarding your skin from harmful radiation. Understanding the daily UV levels helps in taking proactive measures against sunburn and long-term skin health issues. With the climate classified as Cwa, Biratnagar experiences varying levels of UV exposure throughout the day, peaking at a high 10 around midday. This makes it essential for residents and visitors to stay informed about the UV Index to enjoy the sun safely while minimizing the risk of skin damage. Remember, a little knowledge can go a long way in protecting yourself under the sun!
The UV Index data presents an intriguing day of sun exposure. Beginning at 7 AM with a low UVI of 3, the intensity ramps up quickly, reaching its peak at 11 AM with a high of 10—a time when sun protection is crucial. Between 10 AM and 12 PM, the index remains high, hitting 9 before gradually declining. By 3 PM, it drops to 3, indicating a notable decrease in sun intensity as the afternoon progresses. After 4 PM, UV levels plummet, falling to 1 by 5 PM and ultimately to 0 by 6 PM, signaling a safe end to outdoor activities. This data highlights the importance of being mindful of sun safety during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 3 | moderate | 30 min |
| 08:00 | 5 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 3 | moderate | 30 min |
| 16:00 | 1 | 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 |