Today in Chiayi, Taiwan, the sun rises at 5:38 AM and sets at 6:28 PM, giving the city exactly 12h 49m of daylight. That is 1 minutes shorter than yesterday—just past its peak, losing daylight slowly. With 121 days until the Winter Solstice on December 21, Chiayi is currently in its Summer season.
Golden Hour & Twilight Windows in Chiayi
For photographers, filmmakers, and outdoor enthusiasts, the morning golden hour in Chiayi runs from N/A to 6:09 AM. The evening golden hour begins at 5:57 PM and lasts until 6:28 PM.
Civil twilight—when there is still sufficient ambient light to see clearly outdoors—begins at N/A. Near the equator, Chiayi's daylight stays remarkably stable year-round, deviating very little from the annual average.
Solar Noon & UV Index
Solar noon in Chiayi falls exactly at 12:03 PM, which is the moment the sun reaches its peak altitude of -21.10 above the horizon. At this specific time, the solar angle produces a relatively low UV exposure day for Chiayi, typical of its Summer season.
Why Does Sunrise Shift in Chiayi?
At Chiayi's latitude of 23.4591664°, the sun currently rises at an azimuth of 114.02° (ESE). Because of the Earth's axial tilt, this position shifts slightly every day. Sunrise and sunset times for Chiayi are calculated using advanced solar algorithms (SunCalc) based on coordinates 23.4591664, 120.2930004. Times are mathematically accurate to ±30 seconds.
Historical Sunrise in Chiayi (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 Chiayi versus 1 year and 5 years ago:
| Year | Sunrise | Sunset | Daylight |
|---|---|---|---|
| Today | 5:38 AM | 6:28 PM | 12h 49m |
| 2025 | 5:38 AM | 6:27 PM | 12h 49m |
| 2021 | 5:38 AM | 6:27 PM | 12h 49m |
Frequently Asked Questions
What time does the sun rise in Chiayi today?
In Chiayi, the sun rises at exactly 5:38 AM and sets at 6:28 PM today. This gives the city a total of 12h 49m of daylight.
When is golden hour in Chiayi today?
Today, morning golden hour in Chiayi runs from N/A to 6:09 AM. Evening golden hour begins at 5:57 PM and lasts until 6:25 PM.
Why does sunrise in Chiayi shift every day?
At Chiayi's latitude, the sun currently rises at an azimuth of 114.02° (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 Chiayi at solar noon?
Solar noon occurs at 12:03 PM when the sun reaches -21.10. This produces a relatively low UV exposure day for Chiayi, typical of its Summer season.
Has the sunrise time in Chiayi 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 5:38 AM, and five years ago in 2021, it was at 5:38 AM.