Today in Biratnagar, Nepal, the sun rises at 5:10 AM and sets at 6:53 PM, giving the city exactly 13h 43m of daylight. That is 1 minutes shorter than yesterday—just past its peak, losing daylight slowly. With 166 days until the Winter Solstice on December 21, Biratnagar is currently in its Summer season.
Golden Hour & Twilight Windows in Biratnagar
For photographers, filmmakers, and outdoor enthusiasts, the morning golden hour in Biratnagar runs from N/A to 5:43 AM. The evening golden hour begins at 6:20 PM and lasts until 6:53 PM.
Civil twilight—when there is still sufficient ambient light to see clearly outdoors—begins at N/A. Biratnagar sits in the subtropics, where the annual swing in daylight is moderate.
Solar Noon & UV Index
Solar noon in Biratnagar falls exactly at 12:01 PM, which is the moment the sun reaches its peak altitude of 13.23 above the horizon. At this specific time, the solar angle produces a relatively low UV exposure day for Biratnagar, typical of its Summer season.
Why Does Sunrise Shift in Biratnagar?
At Biratnagar's latitude of 26.4623007°, the sun currently rises at an azimuth of 468.78° (ESE). Because of the Earth's axial tilt, this position shifts slightly every day. Sunrise and sunset times for Biratnagar are calculated using advanced solar algorithms (SunCalc) based on coordinates 26.4623007, 87.281617. Times are mathematically accurate to ±30 seconds.
Historical Sunrise in Biratnagar (Past Years)
Due to the Earth's precise orbit, solar times remain highly consistent year over year. Here is a comparison of today's sunrise and sunset times in Biratnagar versus 1 year and 5 years ago:
| Year | Sunrise | Sunset | Daylight |
|---|---|---|---|
| Today | 5:10 AM | 6:53 PM | 13h 43m |
| 2025 | 5:10 AM | 6:53 PM | 13h 43m |
| 2021 | 5:10 AM | 6:53 PM | 13h 43m |
Frequently Asked Questions
What time does the sun rise in Biratnagar today?
In Biratnagar, the sun rises at exactly 5:10 AM and sets at 6:53 PM today. This gives the city a total of 13h 43m of daylight.
When is golden hour in Biratnagar today?
Today, morning golden hour in Biratnagar runs from N/A to 5:43 AM. Evening golden hour begins at 6:20 PM and lasts until 6:51 PM.
Why does sunrise in Biratnagar shift every day?
At Biratnagar's latitude, the sun currently rises at an azimuth of 468.78° (ESE). Because of Earth's tilt, the city is just past its peak, losing daylight slowly until the Winter Solstice on December 21.
What is the UV Index in Biratnagar at solar noon?
Solar noon occurs at 12:01 PM when the sun reaches 13.23. This produces a relatively low UV exposure day for Biratnagar, typical of its Summer season.
Has the sunrise time in Biratnagar changed compared to previous years?
Due to the Earth's precise orbit, solar times remain highly consistent year over year. Exactly one year ago in 2025, sunrise was at 5:10 AM, and five years ago in 2021, it was at 5:10 AM.