Today in Long Xuyen, Vietnam, the sun rises at 5:43 AM and sets at 6:25 PM, giving the city exactly 12h 42m of daylight. That is 0 minutes longer than yesterday—approaching the solar plateau near the Winter Solstice. With 167 days until the Winter Solstice on December 21, Long Xuyen is currently in its Summer season.
Golden Hour & Twilight Windows in Long Xuyen
For photographers, filmmakers, and outdoor enthusiasts, the morning golden hour in Long Xuyen runs from N/A to 6:13 AM. The evening golden hour begins at 5:55 PM and lasts until 6:25 PM.
Civil twilight—when there is still sufficient ambient light to see clearly outdoors—begins at N/A. Near the equator, Long Xuyen's daylight stays remarkably stable year-round, deviating very little from the annual average.
Solar Noon & UV Index
Solar noon in Long Xuyen falls exactly at 12:04 PM, which is the moment the sun reaches its peak altitude of -8.77 above the horizon. At this specific time, the solar angle produces a relatively low UV exposure day for Long Xuyen, typical of its Summer season.
Why Does Sunrise Shift in Long Xuyen?
At Long Xuyen's latitude of 10.3719625°, the sun currently rises at an azimuth of 475.06° (ESE). Because of the Earth's axial tilt, this position shifts slightly every day. Sunrise and sunset times for Long Xuyen are calculated using advanced solar algorithms (SunCalc) based on coordinates 10.3719625, 105.4149066. Times are mathematically accurate to ±30 seconds.
Historical Sunrise in Long Xuyen (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 Long Xuyen versus 1 year and 5 years ago:
| Year | Sunrise | Sunset | Daylight |
|---|---|---|---|
| Today | 5:43 AM | 6:25 PM | 12h 42m |
| 2025 | 5:43 AM | 6:25 PM | 12h 42m |
| 2021 | 5:43 AM | 6:25 PM | 12h 42m |
Frequently Asked Questions
What time does the sun rise in Long Xuyen today?
In Long Xuyen, the sun rises at exactly 5:43 AM and sets at 6:25 PM today. This gives the city a total of 12h 42m of daylight.
When is golden hour in Long Xuyen today?
Today, morning golden hour in Long Xuyen runs from N/A to 6:13 AM. Evening golden hour begins at 5:55 PM and lasts until 6:23 PM.
Why does sunrise in Long Xuyen shift every day?
At Long Xuyen's latitude, the sun currently rises at an azimuth of 475.06° (ESE). Because of Earth's tilt, the city is approaching the solar plateau near the Winter Solstice until the Winter Solstice on December 21.
What is the UV Index in Long Xuyen at solar noon?
Solar noon occurs at 12:04 PM when the sun reaches -8.77. This produces a relatively low UV exposure day for Long Xuyen, typical of its Summer season.
Has the sunrise time in Long Xuyen 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 5:43 AM, and five years ago in 2021, it was at 5:43 AM.