Today in Dong Nai, Vietnam, the sun rises at 5:42 AM and sets at 5:42 PM, giving the city exactly 11h 59m of daylight. That is 1 minutes shorter than yesterday—just past its peak, losing daylight slowly. With 77 days until the Winter Solstice on December 21, Dong Nai is currently in its Autumn season.
Golden Hour & Twilight Windows in Dong Nai
For photographers, filmmakers, and outdoor enthusiasts, the morning golden hour in Dong Nai runs from N/A to 6:10 AM. The evening golden hour begins at 5:14 PM and lasts until 5:42 PM.
Civil twilight—when there is still sufficient ambient light to see clearly outdoors—begins at N/A. Near the equator, Dong Nai's daylight stays remarkably stable year-round, deviating very little from the annual average.
Solar Noon & UV Index
Solar noon in Dong Nai falls exactly at 11:42 AM, which is the moment the sun reaches its peak altitude of -20.14 above the horizon. At this specific time, the solar angle produces a relatively low UV exposure day for Dong Nai, typical of its Autumn season.
Why Does Sunrise Shift in Dong Nai?
At Dong Nai's latitude of 10.9182878°, the sun currently rises at an azimuth of 88.99° (E). Because of the Earth's axial tilt, this position shifts slightly every day. Sunrise and sunset times for Dong Nai are calculated using advanced solar algorithms (SunCalc) based on coordinates 10.9182878, 106.8481538. Times are mathematically accurate to ±30 seconds.
Historical Sunrise in Dong Nai (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 Dong Nai versus 1 year and 5 years ago:
| Year | Sunrise | Sunset | Daylight |
|---|---|---|---|
| Today | 5:42 AM | 5:42 PM | 11h 59m |
| 2025 | 5:42 AM | 5:42 PM | 11h 59m |
| 2021 | 5:42 AM | 5:42 PM | 11h 59m |
Frequently Asked Questions
What time does the sun rise in Dong Nai today?
In Dong Nai, the sun rises at exactly 5:42 AM and sets at 5:42 PM today. This gives the city a total of 11h 59m of daylight.
When is golden hour in Dong Nai today?
Today, morning golden hour in Dong Nai runs from N/A to 6:10 AM. Evening golden hour begins at 5:14 PM and lasts until 5:40 PM.
Why does sunrise in Dong Nai shift every day?
At Dong Nai's latitude, the sun currently rises at an azimuth of 88.99° (E). 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 Dong Nai at solar noon?
Solar noon occurs at 11:42 AM when the sun reaches -20.14. This produces a relatively low UV exposure day for Dong Nai, typical of its Autumn season.
Has the sunrise time in Dong Nai 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 5:42 AM, and five years ago in 2021, it was at 5:42 AM.